#!/usr/bin/env python3
import sys

def main():
    N, S = map(int, input().split())
    if  S > 29 * N:
        print("No")
        return
    p, q = divmod(S, 25)
    if p == 0 or p > N:
        print("No")
        return
    # q -= 4 * p
    # if q <= 0:
    #     print("Yes")
    print("Yes")
    return

if __name__ == '__main__':
    main()