programming-examples/c/Bitwise/C Program to Swap two Numbers using Bitwise Operators.c

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2019-11-15 12:59:38 +01:00
/*
* C Program to Swap two Numbers using Bitwise operators
*/
#include <stdio.h>
#include <string.h>
/* Function Prototype */
void swap(int*, int *);
void main()
{
int num1, num2;
printf("\nEnter two numbers:");
scanf("%d %d", &num1, &num2);
printf("\nThe numbers before swapping are Number1= %d Number2 = %d", num1, num2);
swap(&num1, &num2); /* Call by Reference to function swap */
printf("\nThe numbers after swapping are Number1= %d Number2 = %d", num1, num2);
}
/* Code to swap two numbers using bitwise operator */
void swap(int *x, int *y)
{
*x = *x ^ *y;
*y = *x ^ *y;
*x = *x ^ *y;
}