题解

#include <bits/stdc++.h>
using namespace std;
int main()
{
int s1=0,s2=0;bool g[8];
for (int i=0;i<8;i++)cin>>g[i];
for (int i=0;i<8;i++){if (g[i])s1++;else s2++;}
cout<<abs(s1-s2)/2/2;
return 0;
}