Pointer

https://www.hackerrank.com/challenges/c-tutorial-pointer/problem

Pointer | HackerRank

 

 

 

 

 

 

 

#include <iostream>
#include <stdio.h>

void update(int *a,int *b)
{
    // Complete this function    
    int tempSum, tempAbs;
    tempSum = *a + *b;
    tempAbs = abs(*a - *b);
    
    *a = tempSum;
    *b = tempAbs;
    
}

int main()
{
    int a, b;
    int *pa = &a, *pb = &b;
    
    scanf("%d %d", &a, &b);
    update(pa, pb);
    printf("%d\n%d", a, b);

    return 0;
}