新手题解

#include <iostream>
using namespace std;
int main(){
    int coin[80],t=0,f=0,count = 0;
    for (int i = 0;i < 8; i++){
        cin>>coin[i];
    }
    for (int i = 0;i < 8; i++){
        if (coin[i] == 1) t++;
        else f++;
    }
    while (t != f){
        if (t > f){
            t -= 2;
            f += 2;
        }else{
            t += 2;
            f -= 2;
        }count++;
    }
    cout<<count;
    return 0;
}