Pointer.cpp

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

void update(int *a, int *b)
{
    int sum = *a + *b;
    int difference = abs(*a - *b);
    *a = sum;
    *b = difference;
}

int main()
{
    int a, b;
    int *pa = &a, *pb = &b;

    scanf("%d %d", &a, &b);
    // cin>>&a>>&b;
    update(pa, pb);
    // cout<<a"\n"<<b;
    printf("%d\n%d", a, b);

    return 0;
}