qqqqqqqqqqqqqqqqqqqq
2026-07-03 09:38:52
发布于:江苏
#include <iostream>
using namespace std;
int main() {
int x1, x2, x3, x4;
cin >> x1 >> x2 >> x3 >> x4;
int zero = 0;
if (x1 == 0) zero++;
if (x2 == 0) zero++;
if (x3 == 0) zero++;
if (x4 == 0) zero++;
int ans;
if (zero == 0 || zero == 4) ans = 0;
else if (zero == 1 || zero == 3) ans = 1;
else ans = 2;
cout << ans << endl;
return 0;
}
这里空空如也


















有帮助,赞一个