Submission #2559313

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Source Code Expand

import sys


xs = list(sys.stdin.readline().split(' '))
a,b,c,d = [int(x) for x in xs]

f = (lambda x,y: abs(max(x,y) - min(x,y)) <= d)
g = (lambda x,y,z: f(x,y) or (f(x,z) and f(y,z)))

if g(a,b, c) and g(b,c, a) and g(c,a, b):
	print("Yes")
else:
	print("No")

Submission Info

Judge Result