摘要:
题目 You are given integers N and K. Find the number of triples (a,b,c) of positive integers not greater than N such that a+b,b+c and c+a are all multip 阅读全文
摘要:
Hello World #include<bits/stdc++.h> /* 判断一个字符串是否是回文串,是否是镜像串 */ using namespace std; const char* rev = "A 3 HIL JM O 2TUVWXY51SE Z 8";//空格,为了确定相应位置 con 阅读全文