feat: update solutions to lc problems: No.2595,2596 (doocs#4084) 

feat: add solutions to lc problem: No.0545 (doocs#3315) No.0545.Boundary of Binary Tree

feat: add solutions to lc problem: No.1996 No.1996.The Number of Weak Characters in the Game

chore: auto update contributors 

feat: update solutions to lc problem: No.0211 No.0211.Design Add and Search Words Data Structure

feat: add solutions to lc problem: No.0700.Search in a Binary Search Tree

feat: update solutions to lc/lcof/lcci problem: Majority Element 

feat: add solutions to lc problems: No.0116,0117 

chore: update contributors to @doocs/leetcode 

feat: add solutions to leetcode problem: No.1244. Design A Leaderboard