Average of 3 no(fun)

DECLARE FUNCTION AVG
CLS
INPUT"ENTER FIRST NO";A
INPUT"ENTER SECOND NO";B
INPUT"ENTER THIRD NO";C
PRINT"AVERAGE OF THREE NO";AVG(A,B,C)
END

FUNCTION AVG (A,B,C)
Av=(A+B+C)
Av=AVG
END FUNCTION