SAP Calculator Program with Switch Case

 REPORT zsm_demo.

PARAMETERS num1 TYPE int4.

PARAMETERS num2 TYPE int4.

PARAMETERS operatn TYPE char10.

DATA: result TYPE int4.

CASE operatn .

  WHEN '+'.

    result = num1 + num2.

    WRITE: / 'Result:', result.

  WHEN '-'.

    result = num1 - num2.

    WRITE: / 'Result:', result.

  WHEN '*'.

    result = num1 * num2.

    WRITE: / 'Result:', result.

  WHEN '/'.

    result = num1 / num2.

    WRITE: / 'Result:', result.

ENDCASE.