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Create valid_paranthesis_checker.py #86

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14 changes: 14 additions & 0 deletions valid_paranthesis_checker.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,14 @@
class Solution:
# @return a boolean
def isValid(self, s):
stack = []
dict = {"]":"[", "}":"{", ")":"("}
for char in s:
if char in dict.values():
stack.append(char)
elif char in dict.keys():
if stack == [] or dict[char] != stack.pop():
return False
else:
return False
return stack == []