Thank you very much, Salem for your support
I have fixed the mistakes. Now it works. But for some reason- as an aswer I am getting some number ( I guess address) in stead of meaning


Code:
#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>
#include <string.h>


int main()

{
    int i;
    int *i2;
    i2 = &i;

    int z;
    int *z2;
    z2 = &z;



    int b = 0;
    int *b2;
    b2 = &b;




    char ch[250];
    //char *ch2;
    //ch2 = &ch;


    printf("%s\n", " Enter line not longer than 250 characters");
    gets_s(ch);



    for (*i2 = 0; *i2<10; (*i2)++)
    {
        if (*i2>4)
        {
            *z2 = *i2;
            *b2++;
                break;
        }
    }
    printf("%d%c", *b2, ch[*z2]);
}