Interchange or swapping of two variable's without third variable
TO INTERCHANGE THE VALUE WITHOUT WITHOUT THIRD VARIABLE
#include<conio.h>
void main()
{
int a,b;
clrscr();
printf("Enter value of A and B : ");
scanf("%d %d",&a,&b);
a=a+b;
b=a-b;
a=a-b;
printf("Value after interchangge are :");
printf("\nA = %d\nB = %d",a,b);
getch();
}
Output:
Enter value of A and B : 10 20
Value after interchange are:
A = 20
B = 10
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