#include <stdio.h>
#include <stdlib.h>
#include <string.h>
char  change(char);
const char E[11] = "ENDOFINPUT\0";
int main()
{
    char p, ch, ch1, ch2, array[300], ar[12];
    int len, i, len1;
    for (;;)
    { 
        len1 = 0;
        for (;;)
        {
         scanf("%c", &ch1);
         ar[len1] = ch1;
         len1++;
         if (ch1 == '\n')
             break;
        }
        ar[10] = '\0';
        if (!strcmp(ar, E))
          break;
        p = '\0';
        len = 0;
        while (p!= '\n')
            {
                  scanf("%c", &p);
                  ch = change(p);
                  array[len] =  ch;
                  len++;
             }
        for (;;)
        {
         scanf("%c", &ch2);
         if (ch2 == '\n')
          break; 
        }
        for ( i = 0; i< len; i++)
          printf("%c", array[i]);  
             
       
    }  
    return 0; 
}
char change(char  t)
{

            if (t >= 70 && t < 91)
            {
                t = t - 5;
 
            } 
            else if (t < 70 && t > 64 )
             {
                    t = t + 21;
                    
             }
     
     return t;
}
为什么是runtime error

• Re:期待解决 (1364) hery2008 2007-04-15 14:59:44