Submission #1815441

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Source Code Expand

#include<bits/stdc++.h>
#define rep(i,a,n) for (int i = a;i < n;i++)
#define per(i,n,a) for (int i = n-1;i >= a;i--)
using namespace std;

int main() {
    long long x, y; cin >> x >> y;
    cout << min(y / 2, (2 * x + y) / 4) << endl;
}

Submission Info

Judge Result