2019年1月6日
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1044 火星数字 （20 分） 火星人是以 13 进制计数的： 地球人的 0 被火星人称为 tret。 地球人数字 1 到 12 的火星文分别为：jan, feb, mar, apr, may, jun, jly, aug, sep, oct, nov, dec。 火星人将进位以后的 12 个高位 阅读全文
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1035 Password （20 分） To prepare for PAT, the judge sometimes has to generate random passwords for the users. The problem is that there are always some 阅读全文
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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
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Behind the scenes in the computer's memory, color is always talked about as a series of 24 bits of information for each pixel. In an image, the color 阅读全文
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People in Mars represent the colors in their computers in a similar way as the Earth people. That is, a color is represented by a 6-digit number, wher 阅读全文
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Given a list of N student records with name, ID and grade. You are supposed to sort the records with respect to the grade in non-increasing order, and 阅读全文
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Given a non-negative integer N, your task is to compute the sum of all the digits of N, and output every digit of the sum in English. Input Specificat 阅读全文
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如果某个数 K 的平方乘以 N 以后，结果的末尾几位数等于 K，那么就称这个数为“N-自守数”。例如 3×922=25392，而 25392 的末尾两位正好是 92，所以 92 是一个 3-自守数。 本题就请你编写程序判断一个给定的数字是否关于某个 N 是 N-自守数。 输入格式： 输入在第一 阅读全文