#include <iostream>
using namespace std;
int my_swap(int *a,int *b);
int main(){

    int x=0,y=0;
    int *X=&x,*Y=&y;
    cin >> x;
    cin >> y;
    cout << "Value of x: " << *X << endl;
    cout << "Value of y: " << *Y  << endl;
    cout << *X+*Y << endl;

    int n=0;
    cin >> n;
    int a[100];
    // int *a = (int*)malloc(sizeof(int)*n);
    for(int i = 0; i < n; i++)
    {
        cin >> a[i];
    }
    for(int i = n-1;i>=0;i--){
        cout << *(a+i) << " ";
    }
    cout << endl;
    cout << "Now without for HEHE:" << endl;
    int *b = (a+n);
    int *c = a;
    while(c!=b){
        cout << *c << " ";
        c=c+1;
    }
    cout << endl;
    b = (a+n-1);
    c = a;
    while(b>=c){
        cout << *b << " ";
        b=b-1;
    }
    //free(a);
    cout << endl;

    my_swap(&x,&y);
    cout << "Value of x: " << *X << endl;
    cout << "Value of y: " << *Y  << endl;

    return 0;
}

int my_swap(int *a,int *b){
    int c = *a;
    *a = *b;
    *b = c;
    return 0;
}