Question

Write an algorithm to swap the value of variable A and B

Answer 1

Answer:

• Declare a variable a,b and c as integer; Read two numbers a and b; c=a; a=b; b=a; Print a and b.

• STEP 1: START STEP 2: ENTER A, B STEP 3: PRINT A, B STEP 4: A = A + B STEP 5: B= A - B STEP 6: A =A - B STEP 7: PRINT A, B STEP 8: END.

Explanation:

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