Number of islands in a 2d array
Engineer Intern Interview Questions
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🔹 7. FizzBuzz (Python) Question (reconstructed): Write a simple FizzBuzz function: Print "FizzBuzz" if divisible by 3 and 5 "Fizz" if divisible by 3 "Buzz" if divisible by 5 IMPORTANT. Here how you think about efficiency is tested as well. Check for both first, then check for 3, then for 5. Both because well logically you need that. After for 3 and not for 5 for optimization (less checks overall as more number are divisible per 3 so you never go on the divisible per 5 check.)
1. Select all distinct pet names from multiple tables
Q. write code to detect if an array contains any duplicates?
Given a 3x3 keypad with ABC on number 2, DEF on number 3 and so on. Given a set of numbers, output all the english words that can be obtained from it. Assume an in-built function exists to check if the given word is an english word or not. Eg: inuput: 228, output: bat, cat, act and so on.
Second Interview: Write a function that takes a binary search tree and returns an array with the in-order permutation of the tree.
Given 2 strings, how can you determine that one string is only made of characters found in the second string.
Graph coding question regarding showing all the possible movies that contain the same themes.
Test whether a binary tree is symmetrical in both data and shape
Write a function to serialize a binary tree.
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