fruit = ['apple', 'banana', 'strawberry', 'orange', 'mango', 'grape', 'blueberry'] number = [1, 3, 5, 6, 13, 21, 10] dict ={} for i in range(0, 7): dict[fruit[i]] = number[i] x = str(input()) if x in fruit: print(dict[x]) else: print(0)