/* prints a vertical histogram of the lengths of words in input */

#include <stdio.h>
#include <ctype.h>

#define MAXHIST 10.0 /* maximum number of characters in a histogram */
#define MAXWORD 20 /* maximum allowable length of a word */

enum { IN, OUT };

int main(void) {
     int wlen[MAXWORD];
     int i, c, state;
     int longest = 0; /* longest bar to print */
     
     /* initialize wlen[] */
     for (i = 0; i < MAXWORD; i++)
	  wlen[i] = 0;

     i = 0;
     state = OUT;
     while ((c=getchar()) != EOF) { /* get input */
	  if (state == OUT) {
	       if (!isspace(c)) {
		    state = IN;
		    i++;
	       }
	  } else if (state == IN) {
	       if (isspace(c)) {
		    if (i > 0 && i < MAXWORD) {
			 wlen[i]++;
			 longest = (wlen[i] > longest) ? wlen[i] : longest;
		    }
		    state = OUT;
		    i = 0;
	       } else {
		    i++;
	       }
	  }
     }

     /* print histogram */
     for (c = MAXHIST; c > 0; c--) {
	  putchar('\n');
	  for (i = 0; i < MAXWORD; i++) {
	       if (wlen[i] >= ((longest / MAXHIST) * c)
		   && wlen[i] > 0)
		    printf("#  ");
	       else
		    printf("   ");
	  }
     }

     /* print footer */
     putchar('\n');
     for (i = 0; i < MAXWORD; i++)
	  if (wlen[i] > 0)
	       printf("---");
     putchar('\n');
     for (i = 0; i < MAXWORD; i++)
	  if (wlen[i] > 0)
	       printf("%-3d", i);
     putchar('\n');

     return 0;
}