Algol W

BEGIN COMMENT SAMPLE PROBLEM; INTEGER N; REAL MAX, PRICE, SUM; N := 0; SUM := 0; MAX := 0; READ(PRICE); WHILE PRICE > 0 DO

      BEGIN 
      N := N + 1; 
      SUM := SUM + PRICE; 
      IF PRICE > MAX THEN 
          MAX := PRICE; READON(PRICE);
      END;
 WRITE(N,SUM,MAX) 

END.