The scoring rules for football games are: 3 points for a win, 1 point for a tie, and 0 points for a loss. A team played 14 games, lost 5 games, and scored a total of 19 points. How many games did the team win?
足球比赛的计分规则是：胜一场得3分，平一场得1分，负一场得0分．一队打14场，负5场，共得19分，那么这个队共胜了多少场
<gadget id="calculator">19 - 14</gadget>
<output>5</output>

<gadget id="calculator">5 + 5</gadget>
<output>10</output>

<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<result>5</result>