Facebook Phone Interview Questions 2020
1.1 Sort Strings Based on Custom Alphabet Order
1.2 Decode String
2.1 Read File by Read4 API | Read N Characters Given Read4
2.2 Find Leftmost 0 in Sorted 2D Array
3.1 Get Product of Array Except Self
3.2 3Sum | Three Sum
4.1 Find Sum of Columns in Binary Tree | Binary Tree Vertical Order Traversal Sum
4.2 Build String with Words in Dictionary
5.1 Integer to English Words
5.2 Find Subarray with the Maximum Sum | Kadane's Algorithm Greedy
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