“Ruby太慢” ruby真的慢吗？
- 作者: -大宏哥
- 来源: 51数据库
- 2022-08-12
t1 = Time.now.to_i
min = Math.sqrt(1).to_i
max = Math.sqrt(10**14).to_i
def isH(num)
num = num.to_s
return num == num.reverse
end
for num in (min..max)
if isH num
z = num**2
if isH z
puts z
end
end
end
t2 = Time.now.to_i
puts t2-t1
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