import sys

try:
    N = int(input("How many fizzbuzzes?: "))
except:
    print("Invalid input")
    sys.exit()

for x in range(1,N+1):
    if x % 3 == 0 or x % 5 == 0:
        if x % 3 == 0:
            print("fizz", end="")
        if x % 5 == 0:
            print("buzz", end="")
    else:
        print(x, end="")
    print("")