Submission #1695702

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

#define DEBUG(x) cerr << #x << ": " << x << endl;
#define ll long long

int main() {
    int n;
    cin >> n;

    int m = -1;
    for (int x = 0; x <= n; x++) {
        int y = n - x;
        m = max(x * y, m);
    }

    cout << m << endl;

    return 0;
}

Submission Info

Judge Result