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Merged
LoopGan merged 2 commits into from
Sep 4, 2018
Merged

Dev ubuntu #1

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b3e06e0
93. Restore IP Addresses
LoopGan Aug 28, 2018
f43aa1a
50. update myPow
LoopGan Sep 4, 2018
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19 changes: 17 additions & 2 deletions src/medium/pow.py
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,22 @@

class Solution:
def myPow(self, x, n):
if n < 0:
return self.myPow(1.0 / x, -n)
else:
if n == 0:
return 1
if n % 3 == 0:
third = self.myPow(x, n / 3)
return third * third * third
elif n % 3 == 1:
third = self.myPow(x, (n - 1) / 3)
return x * third * third * third
else:
third = self.myPow(x, (n - 2) / 3)
return x * x * third * third * third

def myPow_back(self, x, n):
if n > 0:
if n == 1:
return x
Expand All @@ -22,10 +38,9 @@ def myPow(self, x, n):
return float(1 / x)
else:
return 1 / (x * (1 / self.myPow(x, n + 1)))
pow(2,3)


if __name__ == "__main__":
ss = Solution()
print(ss.myPow(1.001, 998))
print(ss.myPow(2, -2))
print("hello imp")
20 changes: 20 additions & 0 deletions src/medium/restore_ip_addresses.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
#!/usr/bin/python3
# -*- coding: utf-8 -*-

"""
@author: loopgan
@contact: [email protected]
@time: 18-8-28 下午11:51
"""


class Solution:
def restoreIpAddresses(self, s):
pass


if __name__ == "__main__":
s = "25525511135"
ss = Solution()
print(ss.restoreIpAddresses(s))
print("Hello imp")