[Feature]想在评测结果上直接查看选手的源代码

[jiangyf70]

Is your feature request related to a problem? Please describe.
在选手评测完后点击题目可以看他的源代码。
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] 这对搞比赛老师评价学生代码的时候很有用，不用再去切换到资源管理器再去找代码了 […]

Describe the solution you'd like
直接在选手排行榜上点右键查看代码即可，最好有高亮显示