atcoder 16 network 9 linux 6 x86 6 codeforces 5 marathon 4 server 3 git 2 kubernetes 2 shougi 2 advection 1 ansible 1 cd 1 chef 1 ci 1 clojure 1 game 1 go 1 golang 1 lab 1 machine-learning 1 numa 1 rust 1