Ivan Kazmenko

Thanks! However, I'm hesitant to merge this in the master branch, since I don't clearly see the way to maintain it up-to-date. For example, there is a [Kazakh translation](https://github.com/artikz/olymp.sty) also....

Additionally, with `limit: 1` it acts the same as with `limit: 2`, giving two results instead of one.

One way to do it is to use macros for register* commands which change streams' internal state. Another approach is to initialize the streams with something bad which, when used,...