Submission #1243680

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Source Code Expand

#include <iostream>
using namespace std;

int main()
{
	int W,a,b;
	cin >> W >> a >> b;

  if(b > a+W){
		cout << b-a-W << endl;
	}else if(a > b+W){
		cout << a-b-W << endl;
	}else{
		cout << "0" << endl;
	}
return 0;
}

Submission Info

Judge Result