0
userID col1 col2 col3 col4 col5 col6 col7 col8 col9
1 Java c c++ php python perl html hadoop nodejs
2 nodejs c# c++ oops css html angular java php
3 php python html java angular hadoop c nodejs c#
4 python php css perl hadoop c nodejs c# html
5 perl css python hadoop c nodejs c# java php
6 Java python css perl nodejs c# java php hadoop
7 javascript java perl nodejs angular php mysql hadoop html
8 angular mysql mongodb cs hadoop angular oops html perl
9 nodejs hadoop mysql mongodb angular oops html python java
慾望輸出
userID Java C C++ php python perl html hadoop nodejs oops mysql mongo
1 1 1 1 1 1 1 1 1 1 0 0 0
2 1 0 1 1 0 0 1 0 1 0 0 0
3 1 1 0 1 1 1 1 1 1 0 0 0
4 0 0 0 0 1 1 1 0 1 1 1 1
SO是不是代碼寫作服務,請展示您的努力 – EdChum