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Swapping Of Two Numbers Without Using 3rd Variable in C

Q. Write a C program to swap two Numbers /

Q. Write a C program to swap two Numbers without using third variable

Output

Source Code

// WAP to swap two numbers without using third variable 
// Code for TurboC++ compiler 

#include<stdio.h>
#include<conio.h>

void main()
{
	int a,b;
	clrscr();
	printf("\nEnter two numbers:: ");
	scanf("%d%d",&a,&b);
	printf("\nBefore swapping the values you have entered are:: a= %d, b= %d",a,b);
	
	a=a+b;
	b=a-b;
	a=a-b;
	printf("\nAfter swapping the values are:: a= %d, b= %d",a,b);

	getch();
}

// WAP to swap two numbers without using third variable 
// Code for DevC++ compiler

#include<stdio.h>

int main()
{
	int a,b;
	printf("\nEnter two numbers:: ");
	scanf("%d%d",&a,&b);
	printf("\nBefore swapping the values you have entered are:: a= %d, b= %d",a,b);
	
	a=a+b;
	b=a-b;
	a=a-b;
	printf("\nAfter swapping the values are:: a= %d, b= %d",a,b);

	return 0;
}

Wednesday, June 22, 2022

Swapping of two numbers without using third variable | C Programs

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