There are 121 students in a school participating in a mathematics competition. The scores obtained by each student are all integers. The lowest score is 59 points, and the highest score is 98 points.
某校有121名学生参加数学竞赛，每人获得的成绩均为整数，最低分是59分，最高分是98分，若得90分的人数最多，则得90分的至少有多少人．
<gadget id="calculator">98 - 59</gadget>
<output>39</output>

<gadget id="calculator">39 + 1</gadget>
<output>40</output>

<gadget id="calculator">3 * 40</gadget>
<output>120</output>

<gadget id="calculator">121 - 120</gadget>
<output>1</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<result>4</result>