#include #define IN 1 #define OUT 0 main() { int c, nl, nw, nc, state; nl = nw = nc = 0; while ((c = getchar()) != EOF) { ++nc; // We do not handle \b, so words count get messed up if we erase anything if (c == '\n') ++nl; if (c == ' ' || c == '\n' || c == '\t') state = OUT; else if (state == OUT) { state = IN; ++nw; } } printf("%d %d %d\n", nl, nw, nc); }