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16 changes: 5 additions & 11 deletions calculator.py
Original file line number Diff line number Diff line change
@@ -1,11 +1,5 @@
def add(a, b):
return a + b

def subtract(a, b):
return a - b

def multiply(a, b):
return a * b

def divide(a, b):
return a / b
def divide(a: int, b: int) -> float:
"""Divides two numbers."""
if b == 0:
raise ZeroDivisionError("Cannot divide by zero")
return a / b
8 changes: 3 additions & 5 deletions utils.py
Original file line number Diff line number Diff line change
@@ -1,5 +1,3 @@
def greet(name):
return f"Hello, {name}"

def is_even(n):
return n % 2 == 0
def is_even(n: int) -> bool:
"""Checks if a number is even."""
return n % 2 == 0