Create HacktoCulator.py

HacktoCulator.py

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+# ---------------------------------------------------------------
+# Simple Calculator Program
+# Author: Your Name
+# Description:
+#   A simple command-line calculator that performs
+#   addition, subtraction, multiplication, and division.
+# ---------------------------------------------------------------
+
+def add(a, b):
+    """Return the sum of two numbers."""
+    return a + b
+
+def subtract(a, b):
+    """Return the difference between two numbers."""
+    return a - b
+
+def multiply(a, b):
+    """Return the product of two numbers."""
+    return a * b
+
+def divide(a, b):
+    """Return the quotient of two numbers."""
+    if b == 0:
+        return "Error: Division by zero is not allowed."
+    return a / b
+
+def calculator():
+    """Run the calculator program."""
+    print("Welcome to the Python Calculator!")
+    print("Select an operation:")
+    print("1. Addition (+)")
+    print("2. Subtraction (-)")
+    print("3. Multiplication (*)")
+    print("4. Division (/)")
+    print("5. Exit")
+
+    while True:
+        choice = input("\nEnter your choice (1-5): ")
+
+        if choice == '5':
+            print("Exiting the calculator. Goodbye!")
+            break
+
+        if choice in ['1', '2', '3', '4']:
+            try:
+                num1 = float(input("Enter first number: "))
+                num2 = float(input("Enter second number: "))
+
+                if choice == '1':
+                    print(f"Result: {add(num1, num2)}")
+                elif choice == '2':
+                    print(f"Result: {subtract(num1, num2)}")
+                elif choice == '3':
+                    print(f"Result: {multiply(num1, num2)}")
+                elif choice == '4':
+                    print(f"Result: {divide(num1, num2)}")
+
+            except ValueError:
+                print("Invalid input. Please enter numeric values.")
+        else:
+            print("Invalid choice. Please select from 1 to 5.")
+
+# Run the program if executed directly
+if __name__ == "__main__":
+    calculator()