[恢]hdu 1982

2011-12-17 06:22:49

地址：http://acm.hdu.edu.cn/showproblem.php?pid=1982

题意：#表示空格 -无意义 数字对应'A'-'Z'。字符串处理。

代码：

# include <stdio.h>
# include <string.h>


char str[10010] ;


void output (char str[])
{
    int i, flag = 0, num ;
    for (i = 0 ; str[i] ; i++)
    {
        if (flag == 0)
        {
            if (str[i] >= '0' && str[i] <= '9')
            {
                num = str[i] -'0' ;
                flag = 1 ;
            }
            else if (str[i] == '#') putchar (' ') ;
        }
        else
        {
            if (str[i] >= '0' && str[i] <= '9')
                num = num * 10 + str[i]-'0' ;
            else
            {
                putchar ('A'+num-1) ;
                num = 0 ;
                flag = 0 ;
                if (str[i] == '#') putchar (' ') ;
            }
        }
    }
    printf ("\n") ;
}

int main ()
{
    int T; 
    scanf ("%d%*c", &T) ;
    while (T--)
    {
        gets (str) ;
        str[strlen(str)+1] = '\0' ;
        str[strlen(str)] = '-' ;
        output (str) ;
    }
    return 0 ;
}