Teacher Zhang asked two questions in a math class. It is stipulated that each question gets 2 points for correct answer, 1 point for wrong answer, and 0 points for wrong answer. Teacher Zhang said: It is certain that there are at least 6 students in the class who have the same scores for each question. So, how many people are there at least in this class?
张老师在一次数学课上出了两道题，规定每道题做对得2分，没做得1分，做错得0分．张老师说：可以肯定全班同学中至少有6名学生各题的得分都相同．那么，这个班最少有多少人？
<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">9 * 5</gadget>
<output>45</output>

<gadget id="calculator">45 + 1</gadget>
<output>46</output>

<result>46</result>