Submission #1550295

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Source Code Expand

#define _CRT_SECURE_NO_WARNINGS
#define _USE_MATH_DEFINES
#include <iostream>
#include <iomanip>
#include <string>
#include <cmath>
#include <vector>
#include <algorithm>
#include <queue>
#include <functional>

using namespace std;

#define MOD 1000000007
#define INF INT_MAX
#define ll long long

int main()
{
	int n, k;
	cin >> n >> k;

	if (k <= n / 2) {
		cout << "YES" << endl;
	}
	else {
		cout << "NO" << endl;
	}

	return (0);
}

Submission Info

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