print("Rock, Paper, Scissors")

def rps():
userInput = input("Please enter your choice: ")
userInput = userInput.lower()
if userInput != 'rock' and userInput != 'paper' and userInput != 'scissors':
    print("Your choice is invalid")
import random
computerChoice = ''
for x in range(1):
    num = random.randint(1,4)
if num == 1:
    computerChoice = 'rock'
elif num == 2:
    computerChoice = 'paper'
elif num == 4:
    computerChoice = 'scissors'
if userInput == computerChoice:
    print("DRAW!")
elif userInput == 'rock' and computerChoice == 'paper':
    print("COMPUTER WINS!")
elif userInput == 'rock' and computerChoice == 'scissors':
    print('USER WINS!')
elif userInput == 'paper' and computerChoice == 'rock':
    print("USER WINS!")
elif userInput == 'paper' and computerChoice == 'scissors':
    print("COMPUTER WINS!")
elif userInput == 'scissors' and computerChoice == 'rock':
    print("COMPUTER WINS!")
elif userInput == 'scissors' and computerChoice == 'paper':
    print("USER WINS!")
print("Would you like to try again?")
try_again = input("Y/N  ")
try_again = try_again.lower()
if try_again == "y":
    print("n")
    rps()
else:
    print("n")
    print("Thank you for using my Rock, Paper, Scissors Program")