Submission #3595580

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Source Code Expand

#include<iostream>
#include<algorithm>
#include<string>
#include<map>
#include<cmath>
#include<stdio.h>
using namespace std;
 
#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i,n) REP(i,0,n)
#define INF 1<<25
 
bool solve(int n)
{
	bool ret = false;
	if (n == 0) {
		return true;
	} else if(n < 0) {
		return false;
	}
	ret = solve(n - 4);
	if (ret == false) {
		ret = solve(n - 7);
	}
	return ret;
}
int main()
{
	int n;
	cin >> n;
	if (solve(n)) {
		cout << "Yes" << endl;
	} else {
		cout << "No" << endl;
	}
	return 0;
}

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