#include <stdio.h>
/* подсчет цифр, символов-разделителей и прочих символов */
int main()
{
    int c, i, j, nwhite, nother;
    int ndigit[10];
    nwhite = nother = 0;
    for (i = 0; i < 10; ++i)
        ndigit[i] = 0;
    while ((c = getchar()) != EOF)
    {
        if (c >= '0' && c <= '9')
            ++ndigit[c - '0'];
        else if (c == ' ' || c == '\n' || c == '\t')
            ++nwhite;
        else
            ++nother;
    }
    printf("цифры =");
    for (i = 0; i < 10; ++i)
        printf(" %d", ndigit[i]);
    printf(", символы-разделители = %d, прочие = %d\n", nwhite, nother);
    
    for(i = 0; i<100; ++i){
        for(j = 0; j<10; ++j){
            --ndigit[j];
            if (ndigit[j] >= 0)
                printf("|");
            else if (ndigit[j] == -1)
                printf("-");
            else
                printf(" ");
        }
        printf("\n");
    }
    return 0;
}
#include <stdio.h>
#include <ctype.h>

#define MAXLEN 30

void resh(char s1[], char s2[]);

int main()
{
char in[MAXLEN] = "-A-Z1-9\0";
char out[MAXLEN];

    printf("s1 = %s\n",in);
    resh(in, out);
    printf("s2 = %s\n",out);
    return 0;
}

void resh(char s1[], char s2[])
{
int i, j;
    for( i = 0, j = 0; s1[i] != 0; i++){
        if (s1[i] = '-'){
            if (isdigit(s1[i-1])&&isdigit(s1[i+1])&&s1[i-1] < s1[i+1]||
            islower(s1[i-1])&&islower(s1[i+1])&&s1[i-1] < s1[i+1]||
            isupper(s1[i-1])&&isupper(s1[i+1])&&s1[i-1] < s1[i+1]){
                for(char t = (char)(s1[i-1]+1); t<s1[i+1]; t++){
                    s2[j++] = t;
                }
            }
            else
                s2[j++] = s1[i];
        }
        else
            s2[j++] = s1[i];
    }
        s2[j] ='\0';
    
}