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

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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

feat: add second js solutions for lcof problems 05 (doocs#357)

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feat: update leetcode solutions: No.0179. Largest Number

feat: add leetcode solutions: No.0709. To Lower Case

feat: update leetcode solutions: No.0304. Range Sum Query 2D - Immutable