Fix #12987: Add Snake-Water-Gun game

Author: dhruv1489

snake-game/snake_game.py

@@ -0,0 +1,90 @@
+"""
+Snake-Water-Gun Game
+
+This program allows a user to play the classic Snake-Water-Gun game against the computer.
+The user can play multiple rounds, and scores are displayed at the end.
+
+Fixes Issue: #12987
+"""
+
+import random
+from typing import Literal
+
+def snake_water_gun(user_choice: Literal['s', 'w', 'g'], computer_choice: Literal['s', 'w', 'g']) -> str:
+    """
+    Determines the winner between user and computer.
+
+    Parameters:
+    user_choice (str): 's' for Snake, 'w' for Water, 'g' for Gun
+    computer_choice (str): 's' for Snake, 'w' for Water, 'g' for Gun
+
+    Returns:
+    str: Result message - 'Draw', 'You win!', or 'Computer wins!'
+
+    >>> snake_water_gun('s', 'w')
+    'You win!'
+    >>> snake_water_gun('g', 's')
+    'You win!'
+    >>> snake_water_gun('w', 'w')
+    'Draw'
+    """
+    if user_choice == computer_choice:
+        return "Draw"
+    if (user_choice, computer_choice) in [('s', 'w'), ('w', 'g'), ('g', 's')]:
+        return "You win!"
+    return "Computer wins!"
+
+def main() -> None:
+    """
+    Main function to run the Snake-Water-Gun game with multiple rounds.
+    """
+    print("Welcome to Snake-Water-Gun Game!")
+    rounds = 0
+
+    while True:
+        try:
+            rounds = int(input("Enter the number of rounds you want to play (1-10): ").strip())
+            if 1 <= rounds <= 10:
+                break
+            else:
+                print("Please enter a number between 1 and 10.")
+        except ValueError:
+            print("Invalid input. Please enter an integer.")
+
+    score_user = 0
+    score_computer = 0
+    choices = ['s', 'w', 'g']
+
+    for round_number in range(1, rounds + 1):
+        print(f"\nRound {round_number}:")
+        while True:
+            user_input = input("Enter your choice: s for Snake, w for Water, g for Gun: ").strip().lower()
+            if user_input in choices:
+                break
+            else:
+                print("Invalid choice. Please enter 's', 'w', or 'g'.")
+
+        computer_input = random.choice(choices)
+        print(f"You chose {user_input}, computer chose {computer_input}.")
+
+        result = snake_water_gun(user_input, computer_input)
+        print(result)
+
+        if result == "You win!":
+            score_user += 1
+        elif result == "Computer wins!":
+            score_computer += 1
+
+    print("\nGame Over!")
+    print(f"Your score: {score_user}")
+    print(f"Computer score: {score_computer}")
+
+    if score_user > score_computer:
+        print("Congratulations! You won the game!")
+    elif score_user < score_computer:
+        print("Computer won the game! Better luck next time!")
+    else:
+        print("It's a tie!")
+
+if __name__ == "__main__":
+    main()