QASIC PROGRAM TO ADD TWO NUMBERS

Normal

CLS
INPUT"ENTER A NUMBER";A
INPUT"ENTER A NUMBER";B
SUM = A + B
PRINT"SUM OF BOTH NUMBERS IS";SUM
END

USING SUB

DECLARE SUB SUM(A,B)
CLS
INPUT"ENTER A NUMBER";A
INPUT"ENTER A NUMBER";B
CALL SUM(A,B)
END

SUB SUM(A,B)
SUM = A + B
PRINT"SUM OF BOTH NUMBERS IS ";SUM
END SUB

USING FUNCTION

DECLARE FUNCTION SUM(A,B)
CLS
INPUT"ENTER A NUMBER";A
INPUT"ENTER A NUMBER";B
PRINT"SUM OF BOTH NUMBERS IS ";SUM(A,B)
END

FUNCTION SUM(A,B)
SUM = A+B
END FUNCTION