diary 452 project-euler 277 haskell 236 memo 213 linux 132 arch 105 c++ 42 study 40 book 34 computer 34 game 23 ubuntu 22 tex 20 network 16 pc 16 kindle 13 lyx 13 java 10 openbsd 10 algorithm 9 gadget 9 library 8 solved 8 unsolved 8 web 6 bali 5 emacs 5 travel 5 hugo 4 quote 4 the-wither-3 4 centos 3 gnuplot 3 null 2 server 2 unix 2 medical 1 python 1 skk 1 topcoder 1 tow_ubukata 1 wsl2 1 yutaka_maya 1