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fixes #8673; Add operator's associativity check for stacks/infix_to_p… #8674

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Merged
tianyizheng02 merged 6 commits into from
Aug 1, 2023
Merged

fixes #8673; Add operator's associativity check for stacks/infix_to_p… #8674

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55a8fae
fixes #8673; Add operator's associativity check for stacks/infix_to_p…
amirsoroush Apr 19, 2023
b82f402
fix ruff N806 in stacks/infix_to_postfix_conversion.py
amirsoroush Apr 19, 2023
01aebb0
Merge branch 'master' of github.com:amirsoroush/PythonAlgorithms into…
amirsoroush Apr 25, 2023
78e9dc4
Update data_structures/stacks/infix_to_postfix_conversion.py
amirsoroush Jul 31, 2023
5b760f0
Update data_structures/stacks/infix_to_postfix_conversion.py
amirsoroush Jul 31, 2023
fa927d5
Merge branch 'master' of github.com:TheAlgorithms/Python into bug-fix…
amirsoroush Aug 1, 2023
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14 changes: 7 additions & 7 deletions data_structures/stacks/infix_to_postfix_conversion.py
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Original file line number Diff line number Diff line change
Expand Up @@ -88,14 +88,14 @@ def infix_to_postfix(expression_str: str) -> str:
if char_precedence > tos_precedence:
stack.push(char)
break
elif char_precedence == tos_precedence:
if associativity(char) == "RL":
stack.push(char)
break
else:
postfix.append(stack.pop())
else:
if char_precedence < tos_precedence:
postfix.append(stack.pop())
break
# Precedences are equal
if associativity(char) == "RL":
stack.push(char)
break
postfix.append(stack.pop())

while not stack.is_empty():
postfix.append(stack.pop())
Expand Down