From 5018e06c580dd21c958ec1672c26a3448faf0c55 Mon Sep 17 00:00:00 2001 From: zlg Date: Wed, 13 Feb 2013 20:48:44 -0600 Subject: Add license file, reorganize project --- ch1/1-11_word-count.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 ch1/1-11_word-count.c (limited to 'ch1/1-11_word-count.c') diff --git a/ch1/1-11_word-count.c b/ch1/1-11_word-count.c new file mode 100644 index 0000000..1b4056c --- /dev/null +++ b/ch1/1-11_word-count.c @@ -0,0 +1,37 @@ +#include + +/* The C Programming Language, 2nd Edition + * + * Exercise 1-11: How would you test the word count program? What kinds of + * input are most likely to uncover bugs if there are any? + * + * Answer: New lines (such as those caused by wrapping text) are most likely to + * introduce erroneous word counts, as well as symbols that are strung together + * but don't create actual words. + */ + +#define IN 1 +#define OUT 0 + +int main(void) { + int c, nl, nw, nc, state; + state = OUT; + nl = nw = nc = 0; + + while ((c = getchar()) != EOF) { + nc++; + 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); + + return 0; +} -- cgit v1.2.3-54-g00ecf