class Solution:
def convert(self, s, numRows):
"""
:type s: str
:type numRows: int
:rtype: str
"""
N = len(s)
res = ''
if numRows == 1:
return s
for i in range(numRows):
tmp0 = i
while tmp0 < N:
res += s[tmp0]
tmp1 = tmp0 + (numRows - i - 1) * 2
tmp2 = tmp1 + i * 2
if tmp1 == tmp2:
tmp0 = tmp1
elif tmp0 == tmp1:
tmp0 = tmp2
else:
if tmp1 < N:
res += s[tmp1]
else:
break
tmp0 = tmp2
return res
Python, LeetCode, 6. Z字形变换
最新推荐文章于 2024-11-11 08:42:13 发布