040000 tree f0477fd67929a607722521fe9556327410b57eee	c++
040000 tree 245e9640d30190752e0c77761cacc7dc0e849033	dotnet
040000 tree a438be0de9c117b7f24e4a33ba0133c62e2eb25a	java
040000 tree d564d0bc3dd917926892c55e3706cc116d5b165e	typescript