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Update 06.py #14

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21 changes: 20 additions & 1 deletion 1-100q/06.py
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Original file line number Diff line number Diff line change
Expand Up @@ -38,4 +38,23 @@ def convert(self, s, numRows):
final_string += value
return final_string

print Solution().convert("PAYPALISHIRING",3)
print Solution().convert("PAYPALISHIRING",3)


'''
Alternative Solution
'''

class Solution:
def convert(self, s: str, numRows: int) -> str:
if numRows == 1: return s
out = [[] for _ in range(numRows)]
goingDown = False
nextt = 0
for char in s:
out[nextt].append(char)
if nextt == 0 or nextt == numRows - 1:
goingDown = not goingDown
if not goingDown: nextt += 1
else: nextt -= 1
return ''.join(["".join(arr) for arr in out])