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Problem Description xiaoou33对既是素数又是回文的数特别感兴趣。比如说151既是素数又是个回文。现在xiaoou333想要你帮助他找出某个范围内的素数回文数,请你写个程序找出 a 跟b 之间满足条件的数。(5 <= a < b <= 100,000,000); Input 阅读全文
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Problem Describe There are two strings A and B with equal length. Both strings are made up of lower case letters. Now you have a powerful string paint 阅读全文
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Problem Describe The multiplication puzzle is played with a row of cards, each containing a single positive integer. During the move player takes one 阅读全文
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Problem Describe It’s summer vocation now. After tedious milking, cows are tired and wish to take a holiday. So Farmer Carolina considers having a pic 阅读全文