my_list = [int(i) for i in input().split(' ')] # get items from input with spaces between

def find_integer_with_most_divisors(input_list):
    num, div = 0, 0 # tmp

    for item in my_list: # iterate list
        div_count = 0
        for i in range(1, item + 1): # genrate numbers
            if item % i == 0: # check divisor
                div_count += 1

        if div_count > div:
            num, div = item, div_count

    # print(num, div)
    return num


num = find_integer_with_most_divisors(my_list)
print(num)
# there might be better solutions. this one just pop in my mind.