Sha256: e8e7079e9146f543bd9dbd149fa3c67cc05887e044eb06305f52205bcd708e3f
Contents?: true
Size: 233 Bytes
Versions: 12
Compression:
Stored size: 233 Bytes
Contents
class Integer
def leyland?
(2..Math.sqrt(self)).each do |x|
(x..Math.sqrt(self)).each do |y|
sum = x**y + y**x
return true if sum == self
break if sum > self
end
end
false
end
end
Version data entries
12 entries across 12 versions & 1 rubygems