记分牌，即给定十个数字中的几个（一定包括0），在给定一个数字（由前面给定的数字组成），问给定的数字前面有几个整数。-Scoreboard, that is, given the number 10 in a few (certainly including 0), given a number (from the front of the given number), ask the figures given in front of several integers.