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// Easy

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

#include <stdio.h>

#include <stdlib.h> // abs

void update(int *a,int *b) {

// Complete this function

int ia = (*a);

int ib = (*b);

(*a) = ia + ib;

(*b) = abs(ia - ib);

}

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;

}

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