[恢]hdu 2043

2011-12-20 02:48:53

地址：http://acm.hdu.edu.cn/showproblem.php?pid=2043

题意：中文。

代码：

# include <stdio.h>


char str[60] ;


int test (char str[])
{
    int i, flag[4] = {0,0,0,0} ;
    for (i = 0 ; str[i] ; i++)
    {
        if (str[i] >= 'A' && str[i] <= 'Z') flag[0] = 1 ;
        else if (str[i] >= 'a' && str[i] <= 'z') flag[1] = 1 ;
        else if (str[i] >= '0' && str[i] <= '9') flag[2] = 1 ;
        else flag[3] = 1 ;
    }
    return     ((i >= 8 && i <= 16) && 
            (flag[0]+flag[1]+flag[2]+flag[3] >=3)) ;
}


int main ()
{
    int T ;
    scanf ("%d%*c", &T) ;
    while (T--)
    {
        gets (str) ;
        puts (test(str) ? "YES" : "NO") ;
    }
    return 0 ;
}