number = int(input())

last_num = number % 10
mid_num = int(((number % 100) - last_num) / 10)
first_num = int((number - (number % 100)) / 100)

for num_1 in range(1, last_num+1):
    for num_2 in range(1, mid_num+1):
        for num_3 in range(1, first_num+1):
            result = num_1*num_2*num_3
            print(f"{num_1} * {num_2} * {num_3} = {result};")