Question

write a algorithm to swap two numbers without using the temporary variable.
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Answer 1

Answer:

STEP 1: START.

STEP 1: START.STEP 2: ENTER x, y.

STEP 1: START.STEP 2: ENTER x, y.STEP 3: PRINT x, y.

STEP 1: START.STEP 2: ENTER x, y.STEP 3: PRINT x, y.STEP 4: x = x + y.

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

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 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 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:

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.