In a national competitive league there are 16 hockey teams divided into two groups of 8 teams. During a season, each team plays one game with every other team in its group, then with all the teams in the other group, and finally with each other team in the group. Play a game. So, how many games have been played in this season?
在一个国家竞赛联盟中有16支曲棍球队，它们被分成两组，每组8队．在一个赛季中，每支球队要同本组中其他每支球队打一场球，然后同另一组中的所有球队各打一场球，最后再同本组中其他球队各打一场球．那么，在这个赛季中共进行了多少场比赛．
<gadget id="calculator">8 - 1</gadget>
<output>7</output>

<gadget id="calculator">7 / 2</gadget>
<output>7/2 = around 3.5</output>

<gadget id="calculator">8 * (7/2)</gadget>
<output>28</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">28 + 64 + 28</gadget>
<output>120</output>

<result>120</result>