int a=20,b=30;
a=a+b;//50
b=a-b;//50-30=20
a=a-b;//50-20=30
#include
#include
void main()
{
int a,b;
clrscr();
printf(“enter the two values
”);
scanf(“%d%d”,&a,&b);
a=a+b;
b=a-b;
a=a-b;
printf(“a=%d
b=%d
”,a,b);
getch();
}
[b]Output: [/b]
enter the two values:
9
8
a=8
b=9