def main():
    name1 = input("First name: ")
    name2 = name1 + " " + input("Last name: ")
    years = eval(input("How old are you? "))
    print("Name:",name2)
    print("My age is",years,"and I am",age(years))

def age(num):
    if(num < 17):
        x = "younger than the average college student"
    elif( num >= 17 and num < 26):
        x = "college aged"
    else:
        x = "ready for retirement"
        y = x
        return y

    print("I see these variables: ", name1, name2, years, x, y)

main()
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