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


int main(int argc, const char * argv[]) {
    int a = 10;

    int *b = &a;
    int c = *b;
    *b += 5;
    printf("%d\n", *b);
    printf("%d\n", a);
    printf("%d\n", c);
    return 0;
}