先挖坑，慢慢填

A.Add More Zero

题目就是要算\(2^n\)的位数，直接\(lg(2^n)=n*lg2\)即可，没有任何精度问题

B.Balala Power!

C.Colorful Tree

D.Division Game

E.Expectation Division

F.Function

G.Gear Up

H. Hints of sd0061

I.I Curse Myself

J.Journey with Knapsack

K.KazaQ's Socks

L.Limited Permutation