32 teams are divided into 8 groups to participate in the competition, and every two teams in each group have to play one game, so how many games will the group match have in total?
32支球队，分成8个组参加比赛，每个小组内的每两个球队都要赛一场，那么小组赛一共要赛多少场．
<gadget id="calculator">32 / 8</gadget>
<output>4</output>

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

<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<gadget id="calculator">6 * 4</gadget>
<output>24</output>

<result>24</result>