adapted to use the latest TreeMap features
adapted to use the latest TreeMap features

vsts/frege,vsts/frege,sjfloat/frege,oppai/frege,sjfloat/frege,scrotty/frege,mperry/frege,ppelleti/frege,sjfloat/frege,oppai/frege,mperry/frege,ppelleti/frege,vsts/frege,ppelleti/frege,scrotty/frege,oppai/frege,mperry/frege,scrotty/frege