C PRACTICAL / SWAP TWO NUMBERS

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>> /* WRITE A C PROGRAM TO SWAP TWO NUMBERS. */

#include<stdio.h>

#include<conio.h>

void main()

{

   int a,b,c;

   clrscr();

   printf("enter any two value : \n");

   scanf("%d%d",&a,&b);

   printf("before swapping value\n");

   printf("a=%d\t b=%d\n",a,b);

   c=a;

   a=b;

   b=c;

   printf("after swapping value\n");

   printf("a=%d\t b=%d\n",a,b);

   getch();

}

     /*   OUTPUT   */

====================

enter any two value :

10

20

before swapping value

a=10 b=20

after swapping value

a=20 b=10

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