Rearrange letters according to their frequency
Engineer Internship Interview Questions
24,118 engineer internship interview questions shared by candidates
Given a boolean array, create a class that takes in that array and has a function that can verify if a given range in the array is all True. Minimum area to encapsulate points a robot has walked to. BFS reachability from single point.
Find the nth term in the Fibonacci sequence
Implementing binary search over a sorted list
How to swap 2 nums by bit operating
write a function to check if two strings are substrings of each other (either first is substring of second or vice versa). write a function to check if two strings are anagrams of each other. The interview was 45 minutes and we didn't have time to code the seconds question so i discussed the two solutions and analyzed their time and space complexities.
Q: Given an array of integers, such that their product is also a 32-bit signed integer, replace each element of the array with the product of all elements besides it.
String manipulation questions
Find the longest palindromic sub sequence of a string
Find the subarray with the largest sum
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