6.PRGRM TO SWAP 2 NO. WITHOUT USING THIRD VARIABLE

//WAP TO SWAP TWO NO. WITHOUT USING THIRD VARIABLE

#include

#include

void main()

{

int x,y;

clrscr();

printf("Enter the First No.A=");

scanf("%d",&x);

printf("\n\nEnter the Second No.B=");

scanf("%d",&y);

printf("\n\n\n\nNo. Before Swaping");

printf("\nA=%d",x);

printf("\nB=%d",y);

x=x+y;

y=x-y;

x=x-y;

printf("\n\nAfter Swaping");

printf("\n\nFirst No.A=%d",x);

printf("\n\nSecond No.B=%d",y);

getch();

}

/******OUTPUT******

Enter the First No.A=4

Enter the Second No.B=9

No. Before Swaping

A=4

B=9

After Swaping

First No.A=9

Second No.B=4

*/