040000 tree 0c18fea8b7b5e8ee6c99f9002cfceffbb02aa01c	common
040000 tree a47dba44a689080dff9e21117715346d404da72d	cs
040000 tree d79ec853cb492b05079376f2a88a4fa1ac7a851e	java
040000 tree 1f3909cddf9263d1be1a2a0c0402ebbd6e159609	scala