/* Write a program to swap (interchange) values of two variables with and without using third variable. */ #include <stdio.h> int main(void) { int a,b,c; printf("Enter Value of a :"); scanf("%d",&a); printf("Enter Value of b :"); scanf("%d",&b); printf("\nBefore Swapping a = %d b = %d",a,b); c=a; a=b; b=c; printf("\nAfter Swapping (Using 3rd Variable) a = %d b = %d",a,b); a=a+b; b=a-b; a=a-b; printf("\nAfter Swapping (Without 3rd Variable) a = %d b = %d",a,b); return 0; }
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