/* A simple but fairly efficient C version of the Unix "wc" tool */ #include #include main() { int c, cc = 0, wc = 0, lc = 0; FILE *f = stdin; while ((c = getc(f)) != EOF) { ++cc; if (isgraph(c)) { ++wc; do { c = getc(f); if (c == EOF) goto done; ++cc; } while (isgraph(c)); } if (c == '\n') ++lc; } done: printf( "%8d%8d%8d\n", lc, wc, cc ); }