import sys
import numpy as np


def main():
    n, x, y = map(int, input().split())
    R = np.fromstring(input(), np.int64, sep=' ')
    z = x ** 2 + y ** 2
    if n == 1:
        print('Yes' if R[0] ** 2 == z else 'No')
    else:
        R = np.sort(R).tolist()
        s = R[0] + 2 * sum(R[1:])
        print('Yes' if s ** 2 >= z else 'No')



if __name__ == '__main__':
    main()