Messages
12/2/2023
18 : 54
Daily Coding Problem: Problem #1288 [Hard]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Facebook. Given a string of parentheses, find the balanced string that can be produced
12/1/2023
19 : 14
Daily Coding Problem: Problem #1287 [Easy]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Atlassian. MegaCorp wants to give bonuses to its employees based on how many lines of
11/30/2023
19 : 4
Daily Coding Problem: Problem #1286 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Mozilla. A bridge in a connected (undirected) graph is an edge that, if removed, causes
11/29/2023
19 : 4
Daily Coding Problem: Problem #1285 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by PayPal. Given a string and a number of lines k , print the string in zigzag form. In
11/28/2023
19 : 14
Daily Coding Problem: Problem #1284 [Hard]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. Let A be an N by M matrix in which every row and every column is sorted. Given i
11/27/2023
19 : 4
Daily Coding Problem: Problem #1283 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. Given an array of integers, return a new array where each element in the new
11/26/2023
19 : 4
Daily Coding Problem: Problem #1282 [Easy]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Microsoft. A number is considered perfect if its digits sum up to exactly 10. Given a
11/25/2023
18 : 54
Daily Coding Problem: Problem #1281 [Easy]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. Given two rectangles on a 2D graph, return the area of their intersection. If
11/24/2023
18 : 54
Daily Coding Problem: Problem #1280 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Cisco. Given an unsigned 8-bit integer, swap its even and odd bits. The 1st and 2nd bit
11/23/2023
18 : 54
Daily Coding Problem: Problem #1279 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Amazon. At a popular bar, each customer has a set of favorite drinks, and will happily
11/22/2023
19 : 4
Daily Coding Problem: Problem #1278 [Hard]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Dropbox. Sudoku is a puzzle where you're given a partially-filled 9 by 9 grid with
11/21/2023
18 : 54
Daily Coding Problem: Problem #1277 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Squarespace. Write a function, add_subtract , which alternately adds and subtracts
11/20/2023
19 : 4
Daily Coding Problem: Problem #1276 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Facebook. Given a multiset of integers, return whether it can be partitioned into two
11/19/2023
18 : 54
Daily Coding Problem: Problem #1275 [Hard]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Amazon. Given a string, find the longest palindromic contiguous substring. If there are
11/18/2023
19 : 4
Daily Coding Problem: Problem #1274 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This question was asked by BufferBox. Given a binary tree where all nodes are either 0 or 1 , prune the tree so
11/17/2023
19 : 4
Daily Coding Problem: Problem #1273 [Easy]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. Implement a PrefixMapSum class with the following methods: insert(key: str,
11/17/2023
3 : 6
Daily Coding Problem: Problem #1271 [Easy]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Two Sigma. Using a function rand7() that returns an integer from 1 to 7 (inclusive) with
11/17/2023
2 : 53
Daily Coding Problem: Problem #1272 [Easy]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. In linear algebra, a Toeplitz matrix is one in which the elements on any given
11/14/2023
19 : 14
Daily Coding Problem: Problem #1270 [Hard]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Google. Given a word W and a string S , find all starting indices in S which are
11/13/2023
19 : 14
Daily Coding Problem: Problem #1269 [Medium]
Daily Coding Problem Good morning! Here's your coding interview problem for today. This problem was asked by Facebook. Given an N by N matrix, rotate it by 90 degrees clockwise. For example, given