I want to build R/Python packages like xgboost on my Ubuntu 19.10, but it requires g++-6 and gcc-6. My actualy version of gcc is 9. How I can install older version of g++ and gcc?
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I want to build R/Python packages like xgboost on my Ubuntu 19.10, but it requires g++-6 and gcc-6. My actualy version of gcc is 9. How I can install older version of g++ and gcc?