Question

Write a program in BlueJ to swap the values of two variables without using the third variable.​

Answer 1

Answer:

Program to swap two numbers without using the third variable

STEP 1: START.

STEP 2: ENTER x, y.

STEP 3: PRINT x, y.

STEP 4: x = x + y.

STEP 5: y= x - y.

STEP 6: x =x - y.

STEP 7: PRINT x, y.

STEP 8: END.

Answer 2

Answer:

• Program to swap two numbers without using the third variable

1. STEP 1: START.
2. STEP 2: ENTER x, y.
3. STEP 3: PRINT x, y.
4. STEP 4: x = x + y.
5. STEP 5: y= x - y.
6. STEP 6: x =x - y.
7. STEP 7: PRINT x, y.
8. STEP 8: END.