My_vse_perezhivaem_za_tebya

#include <stdio.h>
#include <string.h>
#include <windows.h>



void Test( int &l, int &q, int &h, char s[], char letters[], char numbers[], char symbols[], char* waste)
{

    if (*waste >= 48 && *waste <= 57)
    {
        numbers[l] = *waste;
        l++;
    }
    else
    {
        if ((*waste >= 65 && *waste <= 90) || (*waste >= 97 && *waste <= 122))
        {
            letters[h] = *waste;
            h++;
        }
        else
        {
            symbols[q] = *waste;
            q++;
        }
    }
}

void main()
{
    SetConsoleCP(1251);
    SetConsoleOutputCP(1251);
    int n;
    printf("Input a size of your string:\n");
    scanf_s("%d", &n);

    char* s, * letters, * numbers, * symbols,waste;

    s = new char[n];
    letters = new char[n];
    numbers = new char[n];
    symbols = new char[n];

    char sign;
    int i = 0;
    printf("Input your string\n(the size shouldn't be bigger then %d):\n", n);
    int l = 0, h = 0, q = 0;
    for (int i = 0; i < n*2; i++)
    {
        scanf_s("%c", &sign);
        waste = sign;
        Test(l, q, h, s, letters, numbers, symbols, &waste);
    }

    int mark;
    puts("What do you want to see?\n1)Only letters\n2)Only numbers\n3)Only symbols\n");
    scanf_s("%d", &mark);
    if (mark == 1)
    {
        for (int f = 0; f < h; f++)
        {
            printf("%c ", letters[f]);
        }
    }
    else
    {
        if (mark == 2)
        {
            for (int f = 0; f < l; f++)
            {
                printf("%c", numbers[f]);
            }

        }
        else
        {
            for (int f = 0; f < q; f++)
            {
                printf("%2c", symbols[f]);
            }
        }
    }
}