C language में दो नंबरों को swap कैसे करें ?

Hello  friends today's our topic is how to swap of two numbers in c language .I will teach you two technique . First is swapping of two numbers with using variable and second is without using variable .

so lets go on code .How can we write a code for swapping of two numbers .

If you want to  know, about what is variable so ,you can follow this link :

https://hbscomputercourse.blogspot.com/2022/12/c-languagekeywordsvariableconstantdatad.html

Program for swapping of two numbers with using variable :

#include<stdio.h>

#include<conio.h>

void main()

{

int a,b,c;

printf("Enter any two numbers");

scanf("%d%d",&a,&b);

c=a;

a=b;

b=c;

printf("\nValue after swapping:");

printf("\na=%d,b=%d",a,b);

getch();

}

lets do it practical:

Output:

Program for swapping of two numbers without third using variable :

#include<stdio.h>

#include<conio.h>

void main()

{

int a,b;

printf("Enter any two numbers");

scanf("%d%d",&a,&b);

a=a+b;

b=a-b;

a=a-b;

printf("\nValue after swapping:");

printf("\na=%d,b=%d",a,b);

getch();

}

lets do it practical:

output: