Submission #286419

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Source Code Expand

import std.stdio;
import std.ascii;
import std.range;
import std.array;
import std.functional;
import std.algorithm;
import std.conv;
import std.container;
import std.math;
import std.numeric;
import std.string;
import std.c.string;
import std.random;
import std.regex;
import std.typecons;

void main() {
    int N, K; scanf("%d%d", &N, &K);
    writeln(N / 2 >= K ? "YES": "NO");
}

Submission Info

Judge Result