un602.c

   1 #include <stdio.h>
   2
   3 int main(void)
   4 {
   5         int i;
   6         int bol = 1;
   7
   8         while ((i = getchar()) != EOF)
   9                 {
  10                         if (i == 10)
  11                                 {
  12                                         bol = 1;
  13                                         putchar(10);
  14                                         continue;
  15                                 }
  16                         if (i < 32)
  17                                 continue;
  18                         if (i == '@' && bol)
  19                                 {
  20                                         while ((i = getchar()) != EOF && i != 10)
  21                                                 ;
  22                                         continue;
  23                                 }
  24                         bol = 0;
  25                         putchar(i);
  26                 }
  27
  28         return 0;
  29 }