| AcWing |
62 丑数 |
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| AcWing |
441 数字统计 |
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462 扫雷游戏 |
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2767 优秀的拆分 |
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3796 凑平方 |
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6122 农夫约翰的奶酪块 |
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6123 哞叫时间 |
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| 洛谷 |
AT_abc002_1 正直者 |
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AT_abc317_a Potions |
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AT_abc334_a Christmas Present |
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AT_abc335_b Tetrahedral Number |
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AT_abc336_b CTZ |
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AT_abc337_a Scoreboard |
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AT_abc337_c Lining Up 2 |
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AT_abc339_b Langton's Takahashi |
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AT_abc340_a Arithmetic Progression |
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AT_abc340_b Append |
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AT_abc349_a Zero Sum Game |
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AT_abc350_a Past ABCs |
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AT_abc350_b Dentist Aoki |
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AT_abc351_a The bottom of the ninth |
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AT_abc351_b Spot the Difference |
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AT_abc352_a AtCoder Line |
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AT_abc355_a Whot Ate the Cake |
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AT_abc356_a Subsegment Reverse |
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AT_abc356_b Nutrients |
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AT_abc357_a Sanitize Hands |
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AT_abc357_b Uppercase and Lowercase |
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AT_abc358_a Welcome to AtCoder Land |
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AT_abc358_b Ticket Counter |
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AT_abc359_a Count Takahashi |
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AT_abc359_b Couples |
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AT_abc360_a A Healthy Breakfast |
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AT_abc361_a Insert |
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AT_abc362_a Buy a Pen |
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AT_abc363_a Piling Up |
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AT_abc375_b Traveling Takahashi Prblem |
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AT_abc379_a Cyclic |
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AT_abc381_a 11 22 String |
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AT_abc382_a Daily Cookie |
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AT_abc383_a Humidifier 1 |
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AT_abc384_b ARC Division |
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AT_abc385_a Equally |
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AT_abc386_a Full House 2 |
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AT_abc387_a Happy New Year 2025 |
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AT_abc387_b 9x9 Sum |
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AT_abc388_a UPC |
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AT_abc388_b Heavy Snake |
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AT_abc389_a 9x9 |
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AT_abc389_b tcaF |
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AT_abc390_a 12435 |
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AT_abc391_c Pigeonhole Query |
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AT_abc392_a Shuffled Equation |
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| 洛谷 |
AT_abc392_b Who is Missing |
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AT_abc394_a 22222 |
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AT_abc395_a Strictly Increasing |
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AT_abc395_b Make Target |
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AT_abc396_a Triple Four |
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AT_abc397_a Thermometer |
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AT_abc398_b Full House 3 |
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| 洛谷 |
AT_abc400_a ABC400 Party |
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| 洛谷 |
AT_abc400_b Sum of Geometric Series |
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AT_abc401_a Status Code |
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| 洛谷 |
AT_abc401_b Unauthorized |
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AT_abc404_a Not Found |
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| 洛谷 |
AT_abc405_a Is it rated |
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| 洛谷 |
AT_abc405_b Not All |
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AT_abc406_a Not Acceptable |
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| 洛谷 |
AT_abc408_a Timeout |
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| 洛谷 |
AT_abc408_b Compression |
入门 |
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| 洛谷 |
AT_abc409_b Citation |
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| 洛谷 |
AT_abc410_a G1 |
入门 |
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AT_abc410_b Reverse Proxy |
入门 |
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| 洛谷 |
AT_abc411_b Distance Table |
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| 洛谷 |
AT_abc412_a Task Failed Successfully |
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AT_abc413_a Content Too Large |
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AT_abc414_a Streamer Takahashi |
入门 |
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AT_abc415_a Unsupported Type |
入门 |
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AT_abc415_b Pick Two |
入门 |
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AT_abc420_a What month is it |
入门 |
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AT_abc420_b Most Minority |
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AT_abc421_a Misdelivery |
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AT_abc422_b Looped Rope |
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AT_abc423_b Locked Rooms |
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AT_abc424_a Isosceles |
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AT_abc424_b Perfect |
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AT_abc425_a Sigma Cubes |
入门 |
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AT_abc427_a ABC - AC |
入门 |
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AT_abc428_a Grandma's Footsteps |
入门 |
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AT_abc435_b No-Divisible Range |
入门 |
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AT_abc437_a Feet |
入门 |
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AT_abc437_b Tombola |
入门 |
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| 洛谷 |
AT_abc438_a First Contest of the Year |
入门 |
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AT_abc439_a 2n - 2n |
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AT_abc440_a Octave |
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AT_abc441_a Black Square |
入门 |
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| 洛谷 |
AT_abc451_b Personnel Change |
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| 洛谷 |
AT_abc460_a Mod While Positive |
入门 |
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| 洛谷 |
AT_abc461_a Armor |
入门 |
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| 洛谷 |
AT_abc461_b The Honest Woodcutters |
入门 |
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| 洛谷 |
AT_abc463_b Train Reservation |
入门 |
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| 洛谷 |
AT_abc464_b Crop |
入门 |
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| 洛谷 |
B4001 立方数 |
入门 |
⭐ |
枚举验证（立方根上界） |
从 \(i=1\) 开始枚举，若 i*i*i == n 则标记为立方数并 break，若 i*i*i > n 可提前终止，最终根据标志位输出 Yes 或 No，枚举上界实际为 \(\sqrt[3]{n}\)，时间复杂度 \(O(\sqrt[3]{n})\)，空间复杂度 \(O(1)\) |
| 洛谷 |
B4037 小杨的N字矩阵 |
入门 |
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| 洛谷 |
B4064 寻找数字 |
入门 |
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| 洛谷 |
B4065 数位和 |
入门 |
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| 洛谷 |
[[B4066 数字替换]] |
入门 |
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| 洛谷 |
[[B4076 随机数]] |
入门 |
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| 洛谷 |
[[B4078 统计成绩]] |
入门 |
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| 洛谷 |
B4137 幸运数字 |
入门 |
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| 洛谷 |
B4264 二阶矩阵 |
入门 |
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| 洛谷 |
[[B4413 数组清零]] |
入门 |
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| 洛谷 |
B4551 去旅行 |
入门 |
⭐ |
直接模拟 |
读入四个价格，计算三种方案总价（直飞 \(a\)、高铁+飞机 \(b+c\)、高铁+高铁 \(b+d\)），用 min({a, b+c, b+d}) 取最小值输出，时间复杂度 \(O(1)\)，空间复杂度 \(O(1)\) |
| 洛谷 |
B4552 交税 |
入门 |
⭐ |
直接模拟 / 分段函数 |
循环 12 个月，每月若报酬 \(x > 800\) 则累加 \((x-800) \times 0.2\)，最后 printf("%.2lf", ans) 保留两位小数输出，时间复杂度 \(O(1)\)，空间复杂度 \(O(1)\) |
| 洛谷 |
B4553 完全平方数计数 |
入门 |
⭐ |
直接模拟 / 数学判定 |
遍历区间 \([l,r]\)，对每个数 \(x\) 用 int(sqrt(x)) * int(sqrt(x)) == x 判定是否为完全平方数，统计个数，时间复杂度 \(O(r-l+1)\)，空间复杂度 \(O(1)\) |
| 洛谷 |
B4555 加密 |
入门 |
⭐ |
直接模拟 / 查找表映射 |
用 map（或数组）建立 \(0 \sim 9\) 的映射表，读入待加密数字后逐位查表输出，时间复杂度 \(O(n)\)，空间复杂度 \(O(n)\) |
| 洛谷 |
CF271A 美好的一年（Beautiful year） |
入门 |
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| 洛谷 |
P1001 A+B Problem |
入门 |
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| 洛谷 |
P1046 陶陶摘苹果 |
入门 |
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| 洛谷 |
P1047 校门外的树 |
入门 |
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| 洛谷 |
P1085 不高兴的津津 |
入门 |
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| 洛谷 |
P1089 津津的储蓄计划 |
入门 |
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| 洛谷 |
P1161 开灯 |
入门 |
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| 洛谷 |
P1179 数字统计 |
入门 |
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| 洛谷 |
[[P1201 贪婪的送礼者]] |
入门 |
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| 洛谷 |
P1307 数字反转 |
入门 |
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| 洛谷 |
P1319 压缩技术 |
入门 |
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| 洛谷 |
P1320 压缩技术（续集版） |
入门 |
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| 洛谷 |
P1420 最长连号 |
入门 |
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| 洛谷 |
P1421 小玉买文具 |
入门 |
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| 洛谷 |
P1422 小玉家的电费 |
入门 |
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| 洛谷 |
P1423 小玉在游泳 |
入门 |
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| 洛谷 |
P1424 小鱼的航程（改进版） |
入门 |
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| 洛谷 |
P1427 小鱼的数字游戏 |
入门 |
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| 洛谷 |
P1428 小鱼比可爱 |
入门 |
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| 洛谷 |
P1548 棋盘问题 |
入门 |
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| 洛谷 |
P1554 梦中的统计 |
入门 |
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| 洛谷 |
P1614 爱与愁的心痛 |
入门 |
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| 洛谷 |
P1697 Lifeguards |
入门 |
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| 洛谷 |
P1720 月落乌啼算钱 |
入门 |
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| 洛谷 |
P1789 插火把 |
入门 |
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| 洛谷 |
P1909 买铅笔 |
入门 |
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| 洛谷 |
P1980 计数问题 |
入门 |
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| 洛谷 |
P2550 彩票摇奖 |
入门 |
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| 洛谷 |
P2637 第一次，第二次，成交 |
入门 |
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| 洛谷 |
P2670 扫雷游戏 |
入门 |
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| 洛谷 |
P2911 Bovine Bones |
入门 |
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| 洛谷 |
[[P2956 The Robot Plow]] |
入门 |
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| 洛谷 |
P3954 成绩 |
入门 |
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| 洛谷 |
P4414 ABC |
入门 |
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| 洛谷 |
P5703 苹果采购 |
入门 |
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| 洛谷 |
P5704 字母转换 |
入门 |
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| 洛谷 |
P5705 数字反转 |
入门 |
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| 洛谷 |
P5706 再分肥宅水 |
入门 |
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| 洛谷 |
P5708 三角形面积 |
入门 |
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| 洛谷 |
P5709 苹果和虫子 |
入门 |
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| 洛谷 |
P5710 数的性质 |
入门 |
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P5711 闰年判断 |
入门 |
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P5712 Apples |
入门 |
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| 洛谷 |
P5713 洛谷团队系统 |
入门 |
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| 洛谷 |
P5714 肥胖问题 |
入门 |
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| 洛谷 |
P5715 三位数排序 |
入门 |
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| 洛谷 |
P5716 月份天数 |
入门 |
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| 洛谷 |
P5717 三角形分类 |
入门 |
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P5718 找最小值 |
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P5719 分类平均 |
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| 洛谷 |
P5720 一尺之棰 |
入门 |
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| 洛谷 |
P5721 数字直角三角形 |
入门 |
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| 洛谷 |
P5722 数列求和 |
入门 |
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| 洛谷 |
P5724 求极差 |
入门 |
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| 洛谷 |
P5725 求三角形 |
入门 |
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| 洛谷 |
P5727 冰雹猜想 |
入门 |
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| 洛谷 |
P5728 旗鼓相当的对手 |
入门 |
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| 洛谷 |
P5729 工艺品制作 |
入门 |
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| 洛谷 |
P5731 蛇形方阵 |
入门 |
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| 洛谷 |
P5732 杨辉三角 |
入门 |
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| 洛谷 |
P5735 距离函数 |
入门 |
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| 洛谷 |
P5737 闰年展示 |
入门 |
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| 洛谷 |
P5743 猴子吃桃 |
入门 |
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| 洛谷 |
P5744 培训 |
入门 |
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| 洛谷 |
[[P5831 Cow Gymnastics]] |
入门 |
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| 洛谷 |
[[P6206 Another Cow Number Game]] |
入门 |
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| 洛谷 |
P6565 最急救助 |
入门 |
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| 洛谷 |
P7071 优秀的拆分 |
入门 |
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| 洛谷 |
[[P8090 Herdle]] |
入门 |
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| 洛谷 |
P8254 王国比赛 |
入门 |
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| 洛谷 |
P8813 乘方 |
入门 |
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| 洛谷 |
P9389 烂柯杯 |
入门 |
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| 洛谷 |
[[P9940 Uddered but not Herd]] |
入门 |
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| 洛谷 |
[[P9955 Do You Know Your ABCs]] |
入门 |
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| 洛谷 |
P10372 家庭作业 |
入门 |
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| 洛谷 |
P10575 下一次相遇 |
入门 |
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| 洛谷 |
P10696 写都写了，交一发吧 |
入门 |
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P11033 宾果游戏 |
入门 |
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| 洛谷 |
P11213 竹竿 |
入门 |
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| 洛谷 |
P11227 扑克牌 |
入门 |
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| 洛谷 |
P11542 有人吗 |
入门 |
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| 洛谷 |
P11559 嗯欧哎 |
入门 |
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| 洛谷 |
P11641 分数 |
入门 |
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| 洛谷 |
AT_abc317_b MissingNo |
普及- |
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| 洛谷 |
AT_abc319_b Measure |
普及- |
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| 洛谷 |
AT_abc333_c Repunit Trio |
普及- |
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| 洛谷 |
AT_abc335_d Loong and Takahashi |
普及- |
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| 洛谷 |
AT_abc336_c Even Digits |
普及- |
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| 洛谷 |
AT_abc338_c Leftover Recipes |
普及- |
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| 洛谷 |
AT_abc341_c Takahashi Gets Lost |
普及- |
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| 洛谷 |
AT_abc342_c Many Replacement |
普及- |
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| 洛谷 |
AT_abc344_c A+B+C |
普及- |
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| 洛谷 |
AT_abc349_c Airpot Code |
普及- |
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| 洛谷 |
AT_abc363_b Japanese Cursed Doll |
普及- |
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| 洛谷 |
AT_abc372_c Count ABC Again |
普及- |
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| 洛谷 |
AT_abc377_c Avoid Knight Attack |
普及- |
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| 洛谷 |
AT_abc378_c Repeating |
普及- |
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| 洛谷 |
AT_abc380_c Move Segment |
普及- |
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| 洛谷 |
AT_abc383_b Humidifier 2 |
普及- |
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| 洛谷 |
AT_abc385_c Illuminate Buildings |
普及- |
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| 洛谷 |
AT_abc390_c Paint to make a rectangle |
普及- |
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| 洛谷 |
AT_abc392_c Bib |
普及- |
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| 洛谷 |
AT_abc394_d Colorful Bracket Sequence |
普及- |
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| 洛谷 |
AT_abc395_c Shortest Duplicate |
普及- |
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| 洛谷 |
AT_abc396_b Card Pie |
普及- |
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| 洛谷 |
AT_abc402_c Dislike Foods |
普及- |
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| 洛谷 |
AT_abc409_c Equilateral Triangle |
普及- |
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| 洛谷 |
AT_abc410_c Rotatable Array |
普及- |
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| 洛谷 |
AT_abc411_c Black Intervals |
普及- |
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| 洛谷 |
AT_abc417_b Search and Delete |
普及- |
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| 洛谷 |
AT_abc420_c Sum of Min Query |
普及- |
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| 洛谷 |
AT_abc426_c Upgrade Required |
普及- |
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| 洛谷 |
AT_abc436_b Magic Square |
普及- |
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| 洛谷 |
AT_abc436_c 2x2 Placing |
普及- |
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| 洛谷 |
AT_abc443_c Chokutter Addiction |
普及- |
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| 洛谷 |
[[B3851 图像压缩]] |
普及- |
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| 洛谷 |
[[B3869 进制转换]] |
普及- |
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| 洛谷 |
[[B3870 变长编码]] |
普及- |
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| 洛谷 |
[[B3925 小猫分鱼]] |
普及- |
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| 洛谷 |
B3940 填幻方 |
普及- |
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| 洛谷 |
B4036 数位之和 |
普及- |
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| 洛谷 |
B4040 黑白方块 |
普及- |
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| 洛谷 |
B4068 Recaman |
普及- |
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| 洛谷 |
[[B4075 11的倍数]] |
普及- |
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| 洛谷 |
B4263 荒地开垦 |
普及- |
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| 洛谷 |
B4378 矩阵圈层90度交错旋转 |
普及- |
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| 洛谷 |
[[B4397 第二题]] |
普及- |
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| 洛谷 |
[[B4414 日历制作]] |
普及- |
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| 洛谷 |
[[B4451 建造]] |
普及- |
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| 洛谷 |
[[B4501 山之谷]] |
普及- |
⭐ |
模拟 + 方向枚举 |
定义 \(8\) 个方向向量遍历每个单元格的相邻位置，检查是否存在海拔严格小于当前单元格的邻居，若不存在则该单元格为山谷，cnt++，边界内邻居通过 nx∈[1,N] && ny∈[1,M] 过滤，发现不满足条件立即 break 剪枝，时间复杂度 \(O(N \cdot M)\)，空间复杂度 \(O(N \cdot M)\) |
| 洛谷 |
B4554 菱形 |
普及- |
⭐⭐ |
直接模拟 / 对称绘制 |
初始化 \((2n-1) \times (2n-1)\) 画布全为 .，用双指针 \(l,r\) 从中心列向两侧扩展，上半部分（行 \(1 \sim n\)）和下半部分（行 \(2n-1 \sim n\)）分别在 \((i,l)\) 和 \((i,r)\) 标记 +，输出画布，时间复杂度 \(O(n^2)\)，空间复杂度 \(O(n^2)\) |
| 洛谷 |
B4557 扫雷 |
普及- |
⭐⭐ |
二维网格模拟 / 八方向枚举 |
用数组标记雷区，对每个非雷区位置枚举 8 个方向统计相邻雷数，雷区输出 * 非雷区输出计数，时间复杂度 \(O(n \cdot m \cdot 8 + q) = O(nm)\)，空间复杂度 \(O(nm)\) |
| 洛谷 |
CF1534A Colour the Flag |
普及- |
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| 洛谷 |
P1003 铺地毯 |
普及- |
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| 洛谷 |
P1008 三连击 |
普及- |
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| 洛谷 |
P1014 Cantor表 |
普及- |
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| 洛谷 |
P1042 乒乓球 |
普及- |
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| 洛谷 |
P1051 谁拿了最多奖学金 |
普及- |
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| 洛谷 |
P1067 多项式输出 |
普及- |
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| 洛谷 |
P1086 花生采摘 |
普及- |
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| 洛谷 |
P1088 火星人 |
普及- |
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| 洛谷 |
P1098 字符串的展开 |
普及- |
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| 洛谷 |
P1149 火柴棒等式 |
普及- |
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| 洛谷 |
[[P1206 回文平方数]] |
普及- |
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| 洛谷 |
[[P1207 双重回文数]] |
普及- |
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| 洛谷 |
[[P1211 牛式]] |
普及- |
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| 洛谷 |
P1328 生活大爆炸版石头剪刀布 |
普及- |
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| 洛谷 |
[[P1467 循环数Runaround Numbers]] |
普及- |
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| 洛谷 |
P1540 机器翻译 |
普及- |
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| 洛谷 |
P1563 玩具谜题 |
普及- |
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| 洛谷 |
P1599 结算日 |
普及- |
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| 洛谷 |
P1618 三连击（升级版） |
普及- |
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| 洛谷 |
[[P1677 HoofBall]] |
普及- |
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| 洛谷 |
[[P1693 Sleepy Cow Herding]] |
普及- |
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| 洛谷 |
[[P1696 Blocked Billboard II]] |
普及- |
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| 洛谷 |
P2010 回文日期 |
普及- |
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| 洛谷 |
P2035 iCow |
普及- |
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| 洛谷 |
P2089 烤鸡 |
普及- |
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| 洛谷 |
P2141 珠心算测验 |
普及- |
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| 洛谷 |
P2241 统计方形（数据加强版） |
普及- |
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| 洛谷 |
P2433 小学数学 N 合一 |
普及- |
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| 洛谷 |
P2615 神奇的幻方 |
普及- |
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| 洛谷 |
[[P2666 Bessie's Secret Pasture]] |
普及- |
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| 洛谷 |
[[P2693 号码锁]] |
普及- |
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| 洛谷 |
[[P2694 接金币]] |
普及- |
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| 洛谷 |
P3392 涂条纹 |
普及- |
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| 洛谷 |
P3654 First Step |
普及- |
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| 洛谷 |
P4924 魔法少女小Scarlet |
普及- |
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| 洛谷 |
P4942 小凯的数字 |
普及- |
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| 洛谷 |
P4956 Davor |
普及- |
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| 洛谷 |
P5016 龙虎斗 |
普及- |
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| 洛谷 |
[[P5116 Mixing Milk]] |
普及- |
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| 洛谷 |
[[P5117 The Bucket List]] |
普及- |
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| 洛谷 |
P5707 上学迟到 |
普及- |
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| 洛谷 |
P5726 打分 |
普及- |
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| 洛谷 |
P5730 显示屏 |
普及- |
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| 洛谷 |
P5738 歌唱比赛 |
普及- |
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| 洛谷 |
P5740 最厉害的学生 |
普及- |
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| 洛谷 |
P5741 旗鼓相当的对手（加强版） |
普及- |
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| 洛谷 |
P5742 评等级 |
普及- |
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| 洛谷 |
[[P6200 Super Paintball]] |
普及- |
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| 洛谷 |
P7909 分糖果 |
普及- |
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| 洛谷 |
[[P8091 Non-Transitive Dice]] |
普及- |
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| 洛谷 |
[[P8184 Photoshoot 2]] |
普及- |
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| 洛谷 |
[[P9010 Leaders]] |
普及- |
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| 洛谷 |
P9117 涂色游戏 |
普及- |
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| 洛谷 |
[[P9122 Stamp Grid]] |
普及- |
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| 洛谷 |
P9752 密码锁 |
普及- |
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| 洛谷 |
[[P9942 Just Stalling]] |
普及- |
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| 洛谷 |
[[P9944 Comfortable Cows]] |
普及- |
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| 洛谷 |
[[P9945 Clockwise Fence]] |
普及- |
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| 洛谷 |
P9947 Photoshoot |
普及- |
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| 洛谷 |
P9949 Triangles |
普及- |
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| 洛谷 |
[[P9956 Daisy Chains]] |
普及- |
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| 洛谷 |
[[P9958 Shell Game]] |
普及- |
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| 洛谷 |
[[P10132 Cannonball]] |
普及- |
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| 洛谷 |
P11228 地图探险 |
普及- |
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| 洛谷 |
P11697 二维蚱蜢 |
普及- |
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| 洛谷 |
AT_abc162_d RGB三元组 |
普及 |
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| 洛谷 |
AT_abc375_c Spiral Rotation |
普及 |
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| 洛谷 |
AT_abc395_d Pigeon Swap |
普及 |
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| 洛谷 |
AT_abc406_c ~ |
普及 |
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| 洛谷 |
AT_arc061_a 数学公式 |
普及 |
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| 洛谷 |
P1061 Jam的计数法 |
普及 |
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| 洛谷 |
P1065 作业调度方案 |
普及 |
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| 洛谷 |
P1076 寻宝 |
普及 |
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| 洛谷 |
P1205 方块转换 |
普及 |
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| 洛谷 |
P1465 序言页码 |
普及 |
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| 洛谷 |
P1518 两只塔姆沃斯牛 |
普及 |
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| 洛谷 |
P1786 帮贡排序 |
普及 |
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| 洛谷 |
P2239 螺旋矩阵 |
普及 |
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| 洛谷 |
P3799 小 Y 拼木棒 |
普及 |
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| 洛谷 |
P7911 网络连接 |
普及 |
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| 洛谷 |
[[P8183 Sleeping in Class]] |
普及 |
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| 洛谷 |
[[P8898 Feeding the Cows]] |
普及 |
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| 洛谷 |
[[P8899 Reverse Engineering]] |
普及 |
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| 洛谷 |
[[P9015 Moo Route]] |
普及 |
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| 洛谷 |
P9750 一元二次方程 |
普及 |
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| 洛谷 |
[[P9951 Swapity Swap]] |
普及 |
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| 洛谷 |
[[P9974 Candy Cane Feast]] |
普及 |
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| 洛谷 |
[[P14976 Photoshoot]] |
普及 |
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| 洛谷 |
AT_abc421_d RLE Moving |
普及+ |
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| 洛谷 |
P1013 进制位 |
普及+ |
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| 洛谷 |
P7075 儒略日 |
普及+ |
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| 洛谷 |
P7913 廊桥分配 |
普及+ |
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| 洛谷 |
P8815 逻辑表达式 |
普及+ |
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| 洛谷 |
[[P14977 Lineup Queries]] |
普及+ |
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| 洛谷 |
[[P1039 侦探推理]] |
提高+ |
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| 洛谷 |
P2312 解方程 |
提高+ |
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| 洛谷 |
P9754 结构体 |
提高+ |
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| 洛谷 |
[[AT_abc466_a Compromise]] |
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| 洛谷 |
[[AT_abc466_b Representative Balls]] |
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| 洛谷 |
[[AT_abc467_a Obesity]] |
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| 洛谷 |
[[AT_abc467_b Keep the Change]] |
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| AtCoder |
[[AT_abc468_a Maximal Value]] |
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| AtCoder |
[[AT_abc468_d Pre-Palindrome]] |
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| AtCoder |
AT_awc0002_a Organizing the Bookshelf |
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| AtCoder |
AT_awc0002_b Fruit Sorting |
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| AtCoder |
AT_awc0002_c Observing Plant Growth |
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| AtCoder |
AT_awc0003_a Product Quality Evaluation |
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| AtCoder |
AT_awc0003_b Line of Handshakes |
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| AtCoder |
AT_awc0004_a Preparations Before Departure |
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| AtCoder |
AT_awc0004_b Battery Level |
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| AtCoder |
AT_awc0005_a Reward of Multiples |
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| AtCoder |
AT_awc0005_b Updating the Report Card |
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| AtCoder |
AT_awc0005_c Staircase-Shaped Flower Bed |
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| AtCoder |
AT_awc0006_a Target Shooting Game |
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| AtCoder |
AT_awc0006_b Efficient Quests |
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| AtCoder |
AT_awc0006_c Air Conditioner Temperature Adjustment |
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| AtCoder |
AT_awc0007_a Selection of Delivery Trucks |
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| AtCoder |
AT_awc0007_b Laboratories That Can Collaborate |
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| AtCoder |
AT_awc0007_d Investigation of Overlapping Advertisement Areas |
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| AtCoder |
AT_awc0008_a Planting the Flower Bed |
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| AtCoder |
AT_awc0008_b Buildings Visible from the Sea |
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| AtCoder |
AT_awc0009_a Total Shopping Amount |
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| AtCoder |
AT_awc0009_b Dungeon Exploration |
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| AtCoder |
AT_awc0009_c Apple Harvest |
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| AtCoder |
AT_awc0010_a Distributing Requests to Servers |
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| AtCoder |
AT_awc0010_b Piano Practice |
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| AtCoder |
AT_awc0010_c Mountain Hut Trails |
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| AtCoder |
AT_awc0011_a A Walk Along the Cherry Blossom Trees |
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| AtCoder |
AT_awc0011_b Creating Mosaic Art |
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| AtCoder |
AT_awc0012_a Typhoon Damage Survey |
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| AtCoder |
AT_awc0012_b Factory Quality Inspection |
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| AtCoder |
AT_awc0013_a Path to the Target Score |
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| AtCoder |
AT_awc0015_a Dot Product Calculation |
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| AtCoder |
AT_awc0015_b First Alert |
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| AtCoder |
AT_awc0015_c Matchup Card Combinations |
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| AtCoder |
AT_awc0016_a Over Budget |
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| AtCoder |
AT_awc0016_b Exam Preparation |
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| AtCoder |
AT_awc0017_a Organizing the Bookshelf |
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| AtCoder |
AT_awc0017_b Brightness of Street Lights |
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| AtCoder |
AT_awc0018_a Round-Trip Patrol |
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| AtCoder |
AT_awc0018_b Classroom Assignment |
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| AtCoder |
AT_awc0019_a Number of Successful Applicants |
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| AtCoder |
AT_awc0020_b Climbing to the Summit |
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| AtCoder |
AT_awc0021_a Counting the Number of Successful Applicants |
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| AtCoder |
AT_awc0021_b Scholarship Selection |
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| AtCoder |
AT_awc0022_a Battery Level and Charger Arrival |
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| AtCoder |
AT_awc0022_b Target Score for the Test |
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| AtCoder |
[[AT_awc0023_a Chef's Break]] |
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| AtCoder |
AT_awc0023_b Bus Tour |
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| AtCoder |
AT_awc0024_a Comparing Test Scores |
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| AtCoder |
AT_awc0024_b Spread of Rumors |
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| AtCoder |
AT_awc0024_c Unique Seats |
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| AtCoder |
AT_awc0025_a Passing Score |
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| AtCoder |
AT_awc0025_b Warehouse Inspection Robot |
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| AtCoder |
AT_awc0025_d Constellation Observation Tour |
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| AtCoder |
AT_awc0026_a Announcement of Winning Numbers |
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| AtCoder |
AT_awc0026_b Distribution of Jewels |
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| AtCoder |
AT_awc0027_a Passing Criteria |
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| AtCoder |
AT_awc0028_a Applause for the Successful Candidates |
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| AtCoder |
AT_awc0028_b Harvest Interval in the Orchard |
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| AtCoder |
AT_awc0029_a Calculating Part-Time Job Pay |
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| AtCoder |
AT_awc0029_b Warehouse Inventory Management |
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| AtCoder |
AT_awc0030_a Distribution of Sweets |
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| AtCoder |
AT_awc0030_b Shopping List |
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| AtCoder |
AT_awc0030_c Traffic Jam Report |
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| AtCoder |
AT_awc0031_a Cooking Contest and Ingredients |
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| AtCoder |
AT_awc0031_b Outstanding Score |
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| AtCoder |
AT_awc0032_a Closeness of Fireworks |
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| AtCoder |
AT_awc0032_b Package Delivery Schedule |
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| AtCoder |
AT_awc0034_a Reception Processing at the Service Window |
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| AtCoder |
AT_awc0034_b From Station to Station |
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| AtCoder |
AT_awc0035_a Warehouse Inventory Management |
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| AtCoder |
AT_awc0036_a Library Loan Management |
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| AtCoder |
AT_awc0043_a Signal Attenuation |
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| AtCoder |
AT_awc0044_a Refilling Water |
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| AtCoder |
AT_awc0045_a Event Refund |
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| AtCoder |
AT_awc0046_a Optimal Practice Partner |
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| AtCoder |
AT_awc0047_a Temperature Changes on a Mountain Trail |
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| AtCoder |
AT_awc0047_b Road Closure on a One-Way Street |
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| AtCoder |
AT_awc0048_a Flipping Switches |
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| AtCoder |
AT_awc0080_a Bomb Disposal Squad |
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| AtCoder |
AT_awc0081_a Order Confirmation |
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| AtCoder |
AT_awc0081_b Monster Slaying |
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| AtCoder |
AT_awc0082_a Store Sales Calculation |
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| AtCoder |
AT_awc0083_a Plant Growth Record |
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| AtCoder |
AT_awc0083_b Choosing an Observation Deck |
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| AtCoder |
AT_awc0085_a Tournament Elimination Round |
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| AtCoder |
AT_awc0087_a Meeting on a Number Line |
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| AtCoder |
AT_awc0088_a Bus Departure Time |
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| AtCoder |
AT_awc0089_a Correcting the Household Account Book |
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| AtCoder |
AT_awc0098_a Error Analysis of Temperature Forecasts |
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| AtCoder |
[[AT_awc0100_a Calculating Part-Time Job Pay]] |
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| AtCoder |
[[AT_awc0100_b Cooking Contest]] |
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| AtCoder |
AT_awc0101_a City with Power Shortage |
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| 学而思编程 |
冲刺信奥 |
语言基础 |
⭐ |
模拟 / 数学计算 |
先计算一周总做题量 \(s = 5a + 2b\)，用 \(n / s \times 7\) 得到完整周数对应的天数，剩余不足一周的题量 \(n \% s\) 通过循环模拟周一至周日的做题过程（用数组 d[] = {a,a,a,a,a,b,b} 和模7循环取当天题量），直到累计超过剩余目标，总天数为完整周天数加最后模拟天数，时间复杂度 \(O(1)\)（最多7次循环），空间复杂度 \(O(1)\)。 |
| 学而思编程 |
数字卡片 |
语言基础 |
⭐ |
模拟 |
用布尔数组标记出现的数字，遍历 \(1 \sim n\) 找到未出现的那个。 |
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