Submission #1117386

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Source Code Expand

#include <iostream>

using namespace std;

int main()
{
	long long S, C;
	long long ans = 0;
	cin >> S >> C;
	
	if (S * 2 <= C)
	{
		if (C - S * 2 >= 4)
		{
			S += (C - S * 2) / 4;
		}

		ans += S;
	}
	else
	{
		ans += C / 2;
	}

	cout << ans << endl;

	return 0;
}

Submission Info

Judge Result