### Messages

2/6/2023

18 : 45

**Daily Coding Problem: Problem #1015 [Hard]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. In a directed graph, each node is assigned an uppercase letter. We define a

2/5/2023

18 : 44

**Daily Coding Problem: Problem #1014 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Facebook. Given a start word, an end word, and a dictionary of valid words, find the

2/4/2023

18 : 44

**Daily Coding Problem: Problem #1013 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Yahoo. Write a function that returns the bitwise AND of all integers between M and N ,

2/3/2023

18 : 34

**Daily Coding Problem: Problem #1012 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. Given a real number n , find the square root of n. For example, given n = 9 , return 3 . Upgrade to premium and

2/2/2023

18 : 44

**Daily Coding Problem: Problem #1011 [Hard]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Nvidia. Find the maximum of two numbers without using any if-else statements, branching,

2/1/2023

18 : 44

**Daily Coding Problem: Problem #1010 [Easy]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Jane Street. The United States uses the imperial system of weights and measures, which

1/31/2023

18 : 44

**Daily Coding Problem: Problem #1009 [Easy]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Coursera. Given a 2D board of characters and a word, find if the word exists in the grid

1/30/2023

18 : 34

**Daily Coding Problem: Problem #1008 [Hard]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Salesforce. Given an array of integers, find the maximum XOR of any two elements.

1/29/2023

18 : 34

**Daily Coding Problem: Problem #1007 [Hard]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Oracle. You are presented with an 8 by 8 matrix representing the positions of pieces on

1/28/2023

18 : 34

**Daily Coding Problem: Problem #1006 [Easy]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Facebook. Suppose you are given two lists of n points, one list p 1 , p 2 , ..., p n on

1/27/2023

19 : 4

**Daily Coding Problem: Problem #1005 [Hard]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by MIT. Blackjack is a two player card game whose rules are as follows: The player and then

1/26/2023

18 : 44

**Daily Coding Problem: Problem #1004 [Hard]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Goldman Sachs. Given a list of numbers L , implement a method sum(i, j) which returns

1/25/2023

18 : 34

**Daily Coding Problem: Problem #1003 [Easy]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Microsoft. The transitive closure of a graph is a measure of which vertices are

1/24/2023

18 : 54

**Daily Coding Problem: Problem #1002 [Easy]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Amazon. Given a sorted array, find the smallest positive integer that is not the sum of

1/23/2023

18 : 44

**Daily Coding Problem: Problem #1001 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by LinkedIn. Determine whether a tree is a valid binary search tree. A binary search tree

1/22/2023

18 : 34

**Daily Coding Problem: Problem #1000 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Uber. Suppose an array sorted in ascending order is rotated at some pivot unknown to you

1/21/2023

18 : 34

**Daily Coding Problem: Problem #999 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Apple. Suppose you have a multiplication table that is N by N. That is, a 2D array where

1/20/2023

19 : 4

**Daily Coding Problem: Problem #998 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. Given an undirected graph represented as an adjacency matrix and an integer k,

1/20/2023

6 : 34

**Daily Coding Problem: Problem #993 [Medium]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by MongoDB. Given a list of elements, find the majority element, which appears more than

1/20/2023

5 : 34

**Daily Coding Problem: Problem #994 [Easy]**

Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Microsoft. Print the nodes in a binary tree level-wise. For example, the following