Submission #8019426

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Source Code Expand

#include <bits/stdc++.h>
#define ll long long int
#define pb push_back
#define mp make_pair
#define mod 1000000007
#define pi 3.141592653589793
using namespace std;


int main() {
    cout << setprecision(10);
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

    
    int a, b;
    cin >> a >> b;
    cout << max(0, a - 2 * b);




}

Submission Info

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