在很多的电视大赛中，通常当选手表演结束后，现场观众通过手中的按键对参赛选手进行投票，然后对选手获得的票数进行统计，从高到低进行降序排序，从而自动产生冠军、亚军和季军。要求编写算法模拟实现上述系统的功能。(In many TV series, usually when the player after the end of the show, the audience vote for the contestants through the hands of the button, then the players get the votes were counted, from high to low in descending order, resulting in the championship, runner up and second runner up automatically. The algorithm is required to simulate the functions of the above system.)