Submission #1307962

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;
const int MAX = 1005;

int main()
{
    int w, a, b;
    cin >> w >> a >> b;
    int ans;
    if(b > a)
        ans = b-a-w;
    else
        ans = a-b-w;

    if(ans < 0) cout << 0;
    else  cout << ans;
    return 0;
}

Submission Info

Judge Result