From: Cian Bagshaw <cian@cianb.xyz>
Date: Wed, 25 Jan 2023 22:47:31 +0000 (+0000)
Subject: 1-13
X-Git-Url: https://tests.cianb.xyz/?a=commitdiff_plain;h=e584a995ace297fccb48558f6611a63a85fde5fc;p=cProgLang

1-13
---

diff --git a/1/13.c b/1/13.c
new file mode 100644
index 0000000..dc8de45
--- /dev/null
+++ b/1/13.c
@@ -0,0 +1,34 @@
+/*
+	Exercise 1-13. Write a program to print a histogram of the lengths of words in
+	its input. It is easy to draw the histogram with the bars horizontal; a
+	vertical orientation is more challenging.
+	===
+*/
+
+#include <stdio.h>
+
+#define BUF 50	/* max word length */
+
+int main () {
+	int c, l, i, lngst;	/* character, length, index, longest */
+	int count[BUF];		/* length count */
+	
+	/* initialise to zero */
+	for (i=0; i<BUF; i++) count[i]=0;
+	lngst=l=0;
+
+	while ((c=getchar())!=EOF) {
+		if (c==' ' || c=='\t' || c=='\n') {	/* space */
+			if (l) {	/* if word just ended */
+				if (l>lngst) lngst=l;	/* update longest */
+				count[l-1]++;	/* add length to count */
+				l=0;			/* reset length count */
+			}
+		} else l++;	/* count word length */
+	}
+	while (lngst--) {	/* for each count */
+		printf("%2.d|", lngst+1);			/* length */
+		while (count[lngst]--) printf("#");	/* count (bar) */
+		printf("\n");						/* newline */
+	}	
+}