摘要： P1055 沙子合并 时间: 1000ms / 空间: 131072KiB / Java类名: Main 描述 设有N堆沙子排成一排，其编号为1，2，3，…，N（N<=300）。每堆沙子有一定的数量，可以用一个整数来描述，现在要将这N堆沙子合并成为一堆，每次只能合并相邻的两堆，合并的代价为这两堆沙子 阅读全文

摘要： Multiplication Puzzle Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 8487 Accepted: 5291 Description The multiplication puzzle is played w 阅读全文

摘要： Cheapest Palindrome Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 8383 Accepted: 4061 Description Keeping track of all the cows can be a 阅读全文

摘要： Description 昊昊喜欢运动 他N天内会参加M种运动(每种运动用一个[1,m]的整数表示) 现在有Q个操作，操作描述如下 昊昊把第l天到第r天的运动全部换成了x(x∈[1,m]) 问昊昊第l天到第r天参加了多少种不同的运动 Description 昊昊喜欢运动 他N天内会参加M种运动(每种运 阅读全文

摘要： Blocks Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 5035 Accepted: 2065 Description Some of you may have played a game called 'Blocks'. 阅读全文

摘要： A decorative fence Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 7221 Accepted: 2723 Description Richard just finished building his new h 阅读全文

摘要： Hie with the Pie Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 6436 Accepted: 3470 Description The Pizazz Pizzeria prides itself in deliv 阅读全文

摘要： Rower Bo Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 650 Accepted Submission(s): 203Special 阅读全文

摘要： Sqrt Bo Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others)Total Submission(s): 423 Accepted Submission(s): 188 Problem 阅读全文

摘要： C. The Big Race time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output C. The Big Race time limi 阅读全文