programming-examples/c/Bitwise/C Program to Swap two Integers without using Temporary Variables and Bitwise Operations.c

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2019-11-15 12:59:38 +01:00
/*
* C Program to Swap two Integers without using Temporary Variables
* and Bitwise Operations
*/
#include <stdio.h>
// Function Prototype
void swap(int *, int *);
void main()
{
int x, y;
printf("Enter 2 nos: \n");
scanf("%d %d", &x, &y);
printf("\nYou have entered x = %d y = %d \n", x, y);
swap(&x,&y); // passing the 2 nos to the swap function
}
// function to swap the two numbers
void swap(int *a, int *b)
{
*a = *a + *b;
*b = *a - *b;
*a = *a - *b;
printf("Swapped . . . .\n"); // printing the swapped numbers
printf("x = %d y = %d\n", *a, *b);
}