def solution(s): answer = '' a = ['zero', 'one', 'two', 'three','four','five','six','seven','eight','nine'] for key,values in enumerate(a): if values in s: s=s.replace(values,str(key)) answer = s return int(answer) a = {"zero":"0", "one":"1", "two":"2", "three":"3", "four":"4", "five":"5", "six":"6", "seven":"7", "eight":"8", "nine":"9"} def solution(s): answer = s for key,values in a.items(): a..