ZOJ-2830

坑爹的特殊情况n=1时结果是0场比赛，要特殊处理下

#include<stdio.h>int main(){    int n;    while (scanf("%d", &n), n)    {        int total = 0;        while (n > 3)        {            total += n / 3;            n = n / 3 + n % 3;        }        printf("%d\n", n == 1 ? total : ++total);    }    return 0;}