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2h -  Martyniuk  solved 19. find corresponding node in two identical DOM tree .
2h -  zwilderrr  solved 58. get DOM tree height .
3h -  87182485  solved 16. create an Event Emitter .
4h -  87182485  solved 19. find corresponding node in two identical DOM tree .
11h -  JSer  solved 15. implement a simple DOM wrapper to support method chaining like jQuery .
11h -  JSer   created a post - This is my accepted solution .
11h -  naaj  solved 88. support negative Array index in JavaScript .
12h -  naaj  solved 109. implement `Math.pow()` .
13h -  coDevAnki   created a post - This is my accepted solution .
13h -  naaj  solved 105. find the first duplicate character in a string .
14h -  coDevAnki  solved 16. create an Event Emitter .
14h -  coDevAnki   created a post - This is my accepted solution .
15h -  yangbomb2  solved 6. implement basic debounce() .
15h -  Dhartim  solved 10. first bad version .
15h -  87182485  solved 10. first bad version .
15h -  87182485  solved 18. Improve a function .
16h -  puneetpr   created a post - Any solutions here? Not Able to wrap my head around createElement. .
16h -  87182485  solved 46. implement `_.once()` .
16h -  naaj  solved 79. convert snake_case to camelCase .
16h -  Charan1692  solved 58. get DOM tree height .