#include <stdio.h>
void swap(int *p1, int *p2) {
// Your logic here
int temp = *p2;
*p2 = *p1;
*p1 = temp;
}
int main() {
int a, b;
scanf("%d %d", &a, &b);
swap(&a, &b);
printf("a = %d ", a);
printf("b = %d", b);
return 0;
}
Input
10 20
Expected Output
a = 20 b = 10