没事看一眼
#include<bits/stdc++.h>
using namespace std;
signed main(){
while(1){
system("data.exe>data.in");
system("1.exe<data.in>1.out");
system("2.exe<data.in>2.out");
if(system("fc 1.out 2.out")){
system("pause");
}
}
return 0;
}