public
class
SwapWithoutThirdVariable{
public
static
void
main(String[] args) {
int
num1 = 10;
int
num2 = 20;
System.out.println("Before
Swapping");
System.out.println("Value
of num1 is :"
+ num1);
System.out.println("Value
of num2 is :"
+ num2);
num1 = num1 + num2;
num2 = num1 - num2;
num1 = num1 - num2;
System.out.println("Before
Swapping");
System.out.println("Value
of num1 is :"
+ num1);
System.out.println("Value
of num2 is :"
+ num2);
}
}
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