* fix(JS、TS): chapter_sorting QuickSortMedian and QuickSortTailCall example * refactor(JS、TS): Improve code readability in edit_distance * Updated code
* fix: Correcting typos * Add JavaScript and TypeScript code of dynamic programming. * fix: Code Style * Change ==/!= to ===/!== * Create const by default, change to let if necessary. * style fix: Delete unnecessary defined type