unique pin 1

limit_first_num = int(input())
limit_second_num = int(input())
limit_third_num = int(input())
isFirst_even = False
isSecond_in_range = False
isThird_even = False

for first_num in range(1, limit_first_num + 1):
    if first_num % 2 == 0:
        isFirst_even = True
    else:
        isFirst_even = False
    for second_num in range(2, limit_second_num + 1):
        if second_num == 2 or second_num == 3 or second_num == 5 or second_num == 7:
            isSecond_in_range = True
        else:
            isSecond_in_range = False
        for third_num in range(1, limit_third_num + 1):
            if third_num % 2 == 0:
                isThird_even = True
            else:
                isThird_even = False
            if isFirst_even and isSecond_in_range and isThird_even:
                print(f"{first_num} {second_num} {third_num}")