Submission #3443074

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Source Code Expand

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main() {
    cin.tie(0); ios::sync_with_stdio(false);

    int a, b, c, d;
    cin >> a >> b >> c >> d;

    if (b <= c || d <= a) cout << "0\n";
    else if (c <= b) cout << abs(b - c) << endl;
    else cout << abs(a - d) << endl;

    return 0;
}

Submission Info

Judge Result