For any 4-digit integer except the ones with all the digits being the same, if we sort the digits in non-increasing order first, and then in non-decre ...

The string APPAPT contains two PAT’s as substrings. The first one is formed by the 2nd, the 4th, and the 6th characters, and the second one is formed ...

Programming Ability Test (PAT) is organized by the College of Computer Science and Technology of Zhejiang University. Each test is supposed to run sim ...

P 进制数 x 转换为 10 进制数 yint P_to_y(int x,int p){ int y=0,product=1; while(x){ y += (x%10)*product; x = x/10; //去除个位数 product *= ...

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