Input
Output
#include <stdio.h>; void main() { int x=5, y=6; printf("Enter two numbers: "); printf("%d %d", x, y); printf("Before swapping(interchange) the numbers\nx= %d\ty= %d\n", x, y); x=x+y; y=x-y; x=x-y; printf("After swapping(interchange) the numbers\nx= %d\ty= %d", x, y); }