answer1=raw_input("What is your favourite animal?: ")
code1=len(answer1)
if code1 >= 10:
    print "Too many characters in \"%s\"" % answer1
else:
    answer2=raw_input("What is your favourite colour?: ")
    code2=len(answer2)
    if code2 >= 10:
        print "Too many characters in \"%s\"" % answer2
    else:
        answer3=raw_input("What is your favourite day of the week?: ")
        code3=len(answer3)
        if code3 >= 10:
            print "Too many characters in \"%s\"" % answer3
        else:
            answer4=raw_input("What is your favourite flower?: ")
            code4=len(answer4)
            if code4 >= 10:
                print "Too many characters in \"%s\"" % answer4
            else:
                pin=str(code1)+str(code2)+str(code3)+str(code4)
                print "Your PIN is %s" % pin