Submission #2250036

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Source Code Expand

#include "iostream"
#include "string"

using namespace std;

int main()
{
	int n, a[3];
	cin >> n >> a[0] >> a[1] >> a[2];
	bool flag;
	for (int i = 0; i < 100; i++) {
		for (int s = 3; s >= 1; s--) {
			flag = true;
			for (int k = 0; k < 3; k++) {
				if (n - s == a[k]) {
					flag = false;
				}
			}
			if (!flag) continue;
			else {
				n -= s;
				break;
			}
		}
	}
	if (n <= 0) cout << "YES" << endl;
	else cout << "NO" << endl;
}

Submission Info

Judge Result