diff --git a/RockPaperScissors.py b/RockPaperScissors.py
index 2bb0ddd1..825f1f15 100644
--- a/RockPaperScissors.py
+++ b/RockPaperScissors.py
@@ -1,16 +1,52 @@
+
 import random
+from termcolor import colored
+
+try:
+
+        def rock_paper_scissors():
+            print("Welcome to Rock, Paper, Scissors Game!")
+
+            score = 0
+
+            while True:
+        
+                choice = ["rock", "paper", "scissor"]
+                player_choice = input("Enter your choice (rock, paper and scissor) or 'Q' to quite: ").lower().strip() 
+
+
+                if player_choice.lower().strip() == "q":
+                    print("Thanks for palying.")
+                    break
+            
+
+                if player_choice not in choice:
+                    print("Invalid input!")
+                    continue  
+                
+                computer_choice = random.choice(choice)
+                print(f"Computer choose {computer_choice}")
+
+                if player_choice == computer_choice:
+                    print(colored("It's a tie!", "blue"))
+                elif  (player_choice == "rock" and computer_choice == "scissor") or \
+                    (player_choice == "paper" and computer_choice == "rock") or \
+                    (player_choice == "scissor" and computer_choice == "paper"):
+                    score += 1
+                    print(colored("You win!", "green"))
+                   
+                else:
+                  print(colored("You lose!", "red"))
+
+                print(colored(f"Your score: {score}", "light_yellow"))
+
+except:
+     print("")
+
+(rock_paper_scissors())
+
+            
+        
+
 
-randomInteger=random.randint(0,2)
-userInput=int(input("What do you choose ? Type 0 for Rock,1 for Paper or 2 for Scissors\n"))
-if(userInput!=0 and userInput!=1 and userInput!=2):
-    print("Wrong choise")
-    exit()
-
-if(userInput==randomInteger):
-    print("DRAW!!!")
-elif (userInput==randomInteger-1 or (userInput==2 and randomInteger==0)):
-    print("Computer Won")
-elif (randomInteger==userInput-1 or (randomInteger==2 and userInput==0)):
-    print("YOU WON!!!")
-print(userInput)
-print(f"computer choose {randomInteger}")
\ No newline at end of file
+        
\ No newline at end of file
diff --git a/calculator.py b/calculator.py
index 6f0f018c..a3243f5d 100644
--- a/calculator.py
+++ b/calculator.py
@@ -1,59 +1,63 @@
-num1=int(input("eneter a digit"))
-num2=int(input("eneter a another digit"))
-# defination for operators
-
-#addition
-def add(num1, num2):
-    return num1+num2
-#substraction
-def subtract(num1, num2):
-    return num1-num2
-#multiply
-def multiply(num1, num2):
-    return num1*num2
-#division
-def divide(num1, num2):
-    return num1/num2
-
-#command for operation
-print("choose operation")
-print("press 1 for add")
-print("press 2 for subs")
-print("press 3 for multiply")
-print("press 4 for devision")
-
-
-
-
+print("Welcome to basic python calculator", "\n")
 
 while True:
-    # take input from the user
-    choice = input("Enter choice(1/2/3/4): ")
-
-    if choice in ('1', '2', '3', '4'):
-
-        if choice == '1':
-            print(num1, "+", num2, "=", add(num1, num2))
-
-
-
-        elif choice == '2':
-            print(num1, "-", num2, "=", subtract(num1, num2))
-
-        elif choice == '3':      
-            print(num1, "*", num2, "=", multiply(num1, num2))
-
-
-
-
-
-        elif choice == '4':
-            print(num1, "/", num2, "=", divide(num1, num2))
-        # check if user wants another calculation
-        # break the while loop if answer is no
-        next_calculation = input("Let's do next calculation? (yes/no): ")
-        if next_calculation == "no":
+    while True:
+        try:
+            num1 = int(input("Enter first digit: "))
             break
+        except ValueError:
+            print("Invalid input! Please enter an integer.")
 
-    else:
-        print("Invalid Input")
+    while True:
+        try:
+            num2 = int(input("Enter second digit: "))
+            break
+        except ValueError:
+            print("Invalid input! Please enter an integer.")
+
+    # Define operations
+    def add(num1, num2):
+        return num1 + num2
+
+    def subtract(num1, num2):
+        return num1 - num2
+
+    def multiply(num1, num2):
+        return num1 * num2
+
+    def divide(num1, num2):
+        if num2 == 0:
+            return "Error! Division by zero."
+        return num1 / num2
+
+    # Display operation choices
+    print("\nChoose an operation: ")
+    print("Press 1 for addition (+)")
+    print("Press 2 for subtraction (-)")
+    print("Press 3 for multiplication (*)")
+    print("Press 4 for division (/)")
+
+    while True:
+        try:
+            choice = int(input("Enter your choice (1/2/3/4): "))
+
+            if choice == 1:
+                print(num1, "+", num2, "=", add(num1, num2))
+            elif choice == 2:
+                print(num1, "-", num2, "=", subtract(num1, num2))
+            elif choice == 3:
+                print(num1, "*", num2, "=", multiply(num1, num2))
+            elif choice == 4:
+                print(num1, "/", num2, "=", divide(num1, num2))
+            else:
+                print("Invalid input! Please choose between (1-4)")
+                continue  # Ask again if the input is not 1-4
+            break  # Exit choice loop after a valid selection
+        except ValueError:
+            print("Invalid input! Please enter a number between 1 and 4.")
+
+    # Ask if the user wants to continue
+    next_calculation = input("Do you want to continue? (yes/no): ").strip().lower()
+    if next_calculation == "no":
+        print("Goodbye!")
+        break