Game of Life on a grid too big for memoryCodingStarting from working Game of Life code, adapt it to a grid stored on disk that cannot be loaded at once, using given file helpers. Keep next-generation semantics exact, including…
Last asked Oct 2026
#matrix
2048 game with move, merge and game-over detectionCodingImplement the 2048 game loop: board moves with tile merging, spawning new tiles, and detecting when no move remains. Reported on 1point3acres' Glean bank; reconstructed in our own…Last asked Sep 2026
Shortest path through a digit grid with diagonal movesCodingYou are given an m x n grid of digits. A cell holding 0 is a wall; a cell holding 1 through 9 is open. Starting at the top-left cell (0, 0), find a shortest route to the…Last asked Sep 2026
+1Connect Four game engine with win detectionCodingImplement a two-player game of Connect Four. The board has rows rows and cols columns (default 6 x 7). Players "A" and "B" alternate turns, and "A" moves first. On a turn, a…Last asked Sep 2026- Minimum Manhattan distance between X and Y in a matrixCodingFind the smallest Manhattan distance between any X cell and any Y cell in a matrix. Reported on 1point3acres' Glean bank; reconstructed in our own words.Last asked Sep 2026
Reversi move simulation with captures in 8 directionsCodingImplement one move of the board game Reversi (also sold as Othello). You get an n x n board as a list of lists of characters. Each cell is 'B' (black), 'W' (white) or '.' (empty)…Last asked Sep 2026
Four in a row: check a winning moveCodingTwo players, "a" and "b", play on a rectangular grid. board is a 2D list of strings; each cell is "a", "b", or "" (empty). Implement: move = (row, col) is the cell where player…Last asked Sep 2026
+1Generalized tic-tac-toe with k in a rowCodingDesign a two-player Tic-Tac-Toe game on a board with n rows and m columns. A player wins by placing k of their own marks consecutively in one line: horizontal, vertical, diagonal…Last asked Sep 2026
Find robots by distances to the nearest blockerCodingYou are given an m x n board. Each cell is one of: - 'O': a robot - 'E': an empty cell - 'X': a blocker You are also given a query of four integers left, top, bottom, right. For a…Last asked Sep 2026- Word search in a straight lineCodingGiven an m x n grid of uppercase letters board and a string word, decide whether word appears in the grid along a straight line. A match starts at some cell and reads len(word)…Last asked May 2026
Transpose a matrix and reason about memory layoutCodingTranspose a square or rectangular matrix, in place where possible. Then discuss row-major versus column-major storage, cache behaviour, and how to make the transpose fast for very…Last asked Apr 2026- +1Largest all-ones square and rectangle in a binary matrixCodingGiven a grid of 0s and 1s, return the area of the largest square made only of 1s. Then extend your approach to the largest all-ones rectangle.Last asked Apr 2026
- Two-dimensional array with distinct elementsCodingProcess a two-dimensional array tracking distinct elements per row or column. Reported on 1point3acres' Glean bank; reconstructed in our own words.
Minimum flips to make every row and column a palindromeCodingYou are given an N x M grid as a list of strings. Each cell is either "B" (black) or "W" (white). A row is symmetric if it reads the same left to right as right to left. A column…- Connect Four board with gravity drops and board snapshotsCodingBuild the board for a gravity-based four-in-a-row game. Players drop single-character colored pieces into columns. A piece falls straight down and stops in the lowest empty cell…
- Drop a Tetris piece and clear full rowsCodingImplement a single step of a Tetris-like game. You get three inputs: - background: an H x W grid of 0/1. 1 is an occupied cell, 0 is empty. Row 0 is the top. - block: an h x w…