diff --git a/app.py b/app.py
index e69de29..6b5e250 100644
--- a/app.py
+++ b/app.py
@@ -0,0 +1,50 @@
+import random
+
+def get_user_choice():
+    choices = ['rock', 'paper', 'scissors']
+    user_choice = input("Enter your choice (rock, paper, scissors): ").lower()
+    while user_choice not in choices:
+        user_choice = input("Invalid choice. Enter again (rock, paper, scissors): ").lower()
+    return user_choice
+
+def get_computer_choice():
+    choices = ['rock', 'paper', 'scissors']
+    return random.choice(choices)
+
+def determine_winner(user_choice, computer_choice):
+    if user_choice == computer_choice:
+        return "tie"
+    elif (user_choice == 'rock' and computer_choice == 'scissors') or \
+         (user_choice == 'scissors' and computer_choice == 'paper') or \
+         (user_choice == 'paper' and computer_choice == 'rock'):
+        return "win"
+    else:
+        return "lose
+
+def main():
+    score = {'win': 0, 'lose': 0, 'tie': 0}
+    
+    while True:
+        user_choice = get_user_choice()
+        computer_choice = get_computer_choice()
+        print(f"Computer chose: {computer_choice}")
+        
+        result = determine_winner(user_choice, computer_choice)
+        if result == "win":
+            print("You win!")
+            score['win'] += 1
+        elif result == "lose":
+            print("You lose!")
+            score['lose'] += 1
+        else:
+            print("It's a tie!")
+            score['tie'] += 1
+        
+        play_again = input("Do you want to play again? (yes/no): ").lower()
+        if play_again != 'yes':
+            break
+    
+    print(f"Final score - Wins: {score['win']}, Losses: {score['lose']}, Ties: {score['tie']}")
+
+if __name__ == "__main__":
+    main()
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