迎难而上

描述：完成一个字符串的翻转 #include <cstdio>#include <iostream>#include <string>int main(){ using namespace std; string str; cin >> str; char temp; //字符串翻转 int i, j; for ...

大数减法模板只支持正数的大数减法并且被减数大于减数#include <iostream>#include <cstdlib>#include <cstring>#include <string>using namespace std;#define MAXN 100char* Subtraction(string A, str...