Allows to review submission by graphs

Download the source code and open the index.html

Then input a valid username and click the "fetch" button and wait for a couple of seconds.

Watch the graphs!

You can also use the online version here

Some browsers will tell you that "this website is trying to load a script from an insecure source" or something like this, just permit it.

Make sure you have Internet connection to Codeforces.

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