n, k = map(int, input().split())
print('YES' if 2 * k - 1 <= n else 'NO') n, k = map(int, input().split()) n map(int, input().split()) map int input().split() ().split () input split k print('YES' if 2 * k - 1 <= n else 'NO') print 'YES' if 2 * k - 1 <= n else 'NO' 2 * k - 1 <= n 2 * k - 1 2 * k 2 k 1 n 'YES' 'NO' k = map(int, input().split()) map(int, input().split()) k n, k = map(int, input().split()) map(int, input().split()) n
n, k = map(int, input().split())
print('YES' if 2 * k - 1 <= n else 'NO')
