do you refer to the lca algorithm as a data structure? I mean the lca algorithm where we keep the 2^i-th parent for each vertex if you do, upvote me. otherwise downvote me.

Hi (; do we have a segment that handle these two queries? 1 : l r d : add an integer d to all elements whose indexes belong to the interval from l to r d<1 2 : l r : how many elements between l and r are bigger than x(x is fixed)

hi every body! i have been AC a problem in problemset two times but in GYM it gets TLE what should i do? (i really need to AC this problem in GYM :) )