#include <stdio.h>

#define CHARS 254

/* prints character frequency histogram */
void main()
{
    int i, c;
    int counts[CHARS];

    /* initializing */
    for (i = 0; i < CHARS; ++i)
        counts[i] = 0;

    /* counting */
    while ((c = getchar()) != EOF) {
        ++counts[c];
    }
      
    /* printing */
    for (c = 0; c < CHARS; ++c) {
        if (counts[c] == 0)
            continue; 
        
        if (c == '\n')
            printf("\\n  ");
        else if (c == ' ')
            printf("' ' ");
        else if (c == '\t')
            printf("\\t  ");
        else if (c == '\b')
            printf("\\b  ");
        else
            printf("%c   ", c);

        for (i = 0; i < counts[c]; ++i)
            putchar('#');

        putchar('\n');
    }
}