import random
def pick_cards(n):
    cards=(A,A,A,A,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,6,6,6,6,7,7,7,7,8,8,8,8,9,9,9,9,10,10,10,10,J,J,J,J,Q,Q,Q,Q,K,K,K,K)
    unique_cards=set()
    for i in range(n):
        c=random.choice(cards)
        unique_cards.add(c)
    return unique_cards
def print_cards(h):
    for c in h:
        print(c,end=' ')
    print()
    
    
def main():
    n=int(input('how many cards? '))
    unique=pick_cards(n)
    print('your hand:')
    print_cards(unique)
main()
    
    

  Line 11
    print(c,end=' ')
               ^
SyntaxError: invalid syntax