Ex_1.13.2_His_vertical.c

/**
 *
 * Vertical Histogram of words in a Sentence
 *
 **/

#include<stdio.h>

#define MAXWL 20  /* Maximum length of a word */
#define MAXNO 25 /* Maximum No of words in a sentence */

int main(void)
{
	int word[MAXNO];
	int i, c, j, nc, nw;

	for (i = 0;i < MAXNO; ++i)
		word[i] = 0;

	nc = nw = 0;

	while( (c=getchar()) != EOF)
	{
		++nc;
		if( c ==' ' || c =='\n' || c =='\t')
		{
			/* -1 for excluding the space in the word length */
			word[nw] = nc -1;

			++nw;
			/* resetting the word-length for the next word */
			nc = 0;
		}
	}

	for( i = MAXWL; i >= 1; --i)
	{
		for(j=0;j <= nw;++j)
		{
			if( i <= word[j])
				putchar('*');
			else	
				putchar(' ');
		}
		putchar('\n');
	}

	return 0;
}