def get_winner(p1, p2):
   if p1 == p2:
       return "It's a tie!"

   elif p1 == 'rock':
       if p2 == 'scissors':
           return "First player wins!"
       else:
           return "Second Player wins!"
   elif p1 == 'scissors':
       if p2 == 'paper':
           return "First player win!"
       else:
           return"Second player wins!"
   elif p1 == 'paper':
       if p2 == 'rock':
           return "First player wins!"
       else:
           return "Second player win!"
   else:
       return "Invalid input!"
loop=True      
while loop:
    player1 = input("First player: rock, paper or scissors: ")
    player2 = input("Second Player: rock, paper or scissors: ")
    if player1=='E' or player2=='e':
        loop= False
    print(get_winner(player1, player2))