# your code goes here
hearts = 13
cards = 52
prob = hearts/cards
for i in range(5):
cards += -1
hearts += -1
prob = prob*(hearts/cards)
print(prob)
IyB5b3VyIGNvZGUgZ29lcyBoZXJlCmhlYXJ0cyA9IDEzCmNhcmRzID0gNTIKcHJvYiA9IGhlYXJ0cy9jYXJkcwpmb3IgaSBpbiByYW5nZSg1KToKCWNhcmRzICs9IC0xCgloZWFydHMgKz0gLTEKCXByb2IgPSBwcm9iKihoZWFydHMvY2FyZHMpCnByaW50KHByb2Ip