根据这个linkstathat使用与他们的重叠treap:GoLLRBisgreatandthere'snoreasonyoushouldswitch.Wethoughttheideabehindtreapswasanelegantsolutiontoourproblem,soweimplementedit.WelikedtheinterfacethatGoLLRBprovided,sowemimickeditinourimplementation.Onethingweaddedtothetreappackageistoallowyoutoiterateusinganoverlapfu