oneword.c

   1 #include <stdio.h>
   2 /* exercise 1-12: print the first word on each line */
   3
   4 main() {
   5         int c;
   6         int oword = 0;
   7
   8         while((c = getchar()) != EOF) {
   9
  10 /*              if(c == ' ' && oword == 0) { */
  11                 if(c == ' ') {
  12                         oword = 1;
  13
  14                 } else {
  15                         if(oword == 0) {
  16                                 putchar(c);
  17                         }
  18
  19                         if(c = '\n') {
  20                                 oword = 0;
  21                                 putchar('\n');
  22                         }
  23
  24                 }
  25
  26         }
  27         putchar('\n');
  28 }