Get notified when your friend solves a problem on codeforces. 想知道你的同学有多卷吗？
当前为
Send a system notification when your friend solves a problem on codeforces.
Open the page codeforces friends submission script takes effect, note that you will receive duplicate notifications if you open multiple pages.
The script is checked once every two minutes, so there may be a delay.
想知道你的同学有多卷吗？
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