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摘要: Given any permutation of the numbers {0, 1, 2,..., N-1}, it is easy to sort them in increasing order. But what if Swap(0, *) is the ONLY operation tha 阅读全文
posted @ 2018-03-28 15:01 王清河 阅读(105) 评论(0) 推荐(0)
摘要: The magic shop in Mars is offering some magic coupons. Each coupon has an integer N printed on it, meaning that when you use this coupon with a produc 阅读全文
posted @ 2018-03-28 10:44 王清河 阅读(124) 评论(0) 推荐(0)
摘要: With highways available, driving a car from Hangzhou to any other city is easy. But since the tank capacity of a car is limited, we have to find gas s 阅读全文
posted @ 2018-03-27 15:48 王清河 阅读(140) 评论(0) 推荐(0)
摘要: Mooncake is a Chinese bakery product traditionally eaten during the Mid-Autumn Festival. Many types of fillings and crusts can be found in traditional 阅读全文
posted @ 2018-03-27 09:20 王清河 阅读(177) 评论(0) 推荐(0)
摘要: 给定数字0-9各若干个。你可以以任意顺序排列这些数字,但必须全部使用。目标是使得最后得到的数尽可能小(注意0不能做首位)。例如:给定两个0,两个1,三个5,一个8,我们得到的最小的数就是10015558。 现给定数字,请编写程序输出能够组成的最小的数。 输入格式: 每个输入包含1个测试用例。每个测试 阅读全文
posted @ 2018-03-27 08:27 王清河 阅读(98) 评论(0) 推荐(0)
摘要: Eva loves to collect coins from all over the universe, including some other planets like Mars. One day she visited a universal shopping mall which cou 阅读全文
posted @ 2018-03-27 08:12 王清河 阅读(116) 评论(0) 推荐(0)
摘要: Given two strings S1 and S2, S = S1 - S2 is defined to be the remaining string after taking all the characters in S2 from S1. Your task is simply to c 阅读全文
posted @ 2018-03-26 09:49 王清河 阅读(102) 评论(0) 推荐(0)
摘要: Being unique is so important to people on Mars that even their lottery is designed in a unique way. The rule of winning is simple: one bets on a numbe 阅读全文
posted @ 2018-03-25 20:43 王清河 阅读(119) 评论(0) 推荐(0)
摘要: 编程团体赛的规则为:每个参赛队由若干队员组成;所有队员独立比赛;参赛队的成绩为所有队员的成绩和;成绩最高的队获胜。 现给定所有队员的比赛成绩,请你编写程序找出冠军队。 输入格式: 输入第一行给出一个正整数N(<=10000),即所有参赛队员总数。随后N行,每行给出一位队员的成绩,格式为:“队伍编号- 阅读全文
posted @ 2018-03-25 20:05 王清河 阅读(127) 评论(0) 推荐(0)
摘要: 给定一个长度不超过10000的、仅由英文字母构成的字符串。请将字符重新调整顺序,按“PATestPATest....”这样的顺序输出,并忽略其它字符。当然,六种字符的个数不一定是一样多的,若某种字符已经输出完,则余下的字符仍按PATest的顺序打印,直到所有字符都被输出。 输入格式: 输入在一行中给 阅读全文
posted @ 2018-03-25 19:55 王清河 阅读(95) 评论(0) 推荐(0)
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