// You can't take both items, but you can take any of them. Given a string, find the shortest possible string which can be achieved by adding characters to the end of initial string to make it a palindrome. However, I don't think I have used anything that is not available in Python 3.9, and the code can be trivially made to work with at least Python 3.8. The bishop has no restrictions in distance for each move, but is limited to diagonal movement. For consistency, I'd use a list of tuples for the mine locations. Ratiorg got statues of different sizes as a present from CodeMaster for his birthday, each statue having an non-negative integer size. each minute from the 2nd up to 10th (inclusive) costs min2_10 cents. So we have w h k x m variables here. A media access control address (MAC address) is a unique identifier assigned to network interfaces for communications on the physical network segment. In the popular Minesweeper game you have a board with some mines and those cells that don't contain a mine have a number in it that indicates the total number of mines in the neighboring cells.. The duration of your ride, in minutes. What video game is Charlie playing in Poker Face S01E07? one with mines (and mine counts, for convenience) and one layer that shows if the position has been revealed or flagged. Does Python have a string 'contains' substring method? Minesweeper constraints. Use MathJax to format equations. To learn more, see our tips on writing great answers. It took me a few seconds to understand that it required an upper-case F to correctly flag a tile. There are three different scenarios: The game is finished as soon as the player selects a cell having a mine. Why are non-Western countries siding with China in the UN? [input] integer n Given a string, output its longest prefix which contains only digits. In our version of Minesweeper, we will be using the row and column numbers for our input technique. Note: The randint function can only be used after importing the random library. Why do small African island nations perform better than African continental nations, considering democracy and human development? The number of flags does not exceed the number of mines. You're given three integers, a, b and c. It is guaranteed that two of these integers are equal to each other. Now, if you care about static type safety or not, that is a subjective opinion, so you may ignore these Errors. Read on for a walkthrough of how the code works. Are you sure you want to create this branch? The algorithm works as follows: each pixel x in the resulting image has a value equal to the average value of the input image pixels' values from the 3 3 square with the center at x. I get IndexError with this code. An integer (not greater than the length of inputArray). You can pass any iterable to the list constructor to create a list: You import pdb but never use it. Learn more. You can't just call it and check its result value in a test, for example, you actually have to capture the output from the terminal. The rest of it is your good old basic minesweeper. To review, open the file in an editor that reveals hidden Unicode characters. [input] string s We just published a Python course on the freeCodeCamp.org YouTube channel that will teach you how to code Minesweeper using the tkinter library. over 12.5 years). That one was expected after seeing isOver being defined. [input] integer n Several people are standing in a row and need to be divided into two teams. Refresh the page, check Medium 's site. Alternately, you. As pixel's value is an integer, all fractions should be rounded down. Yes, you are correct. I just reversed your logic: I walk through the output field and add values from matrix. How to Format a Number to 2 Decimal Places in Python? Unfortunately, you don't have your watch on you and don't know what time it is. [input] string st topic, visit your repo's landing page and select "manage topics.". There is absolutely no reason to use Python 2 for new code in 2021. After becoming famous, CodeBots decided to move to a new building and live together. Ow, I wonder how you would reveal those mines. Improve your Python programming skills by coding everyone's favorite Windows 3.1 game: Minesweeper. [input] string time Python famously has a concept of DRY (Don't Repeat Yourself), which means that when you're starting to see multiple calls to a function, or repeating the same lines, that there is an opportunity for refactoring. To learn more, see our tips on writing great answers. minesweeper1 = mainarray => // an arrow function, that gets the two d array passed !mainarray.some ( (row,rownumber) => row.some ( (field,columnumber) =>//checking the 2d array if some of the fields field //and the magic recursive function is true d-- ? String consisting of 2 letters - coordinates of the knight on an 8 8 chessboard in chess notation. Code Comments: Comments, if used at all, should be a "why you're doing it this way" and not a "how you're doing this". I'd use regular expressions here, if just to weed out invalid commands. In my coding interview for a company, I got the question to write a Minesweeper game. Minesweeper is a puzzle video game. [input] integer downSpeed This means we need to check at 8 spots for each cell: Top left, Top Middle, Top Right, Middle Right, Middle Left, Bottom Left, Bottom Middle, and Bottom Right. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. This abstraction would also allow us to move some of the methods out of MineBoard. Thanks for contributing an answer to Code Review Stack Exchange! They want to eat as much candy as they can, but each child must eat exactly the same amount of candy as any other child. No catching/handling of exceptions raised e.g. Given a sorted array of integers a, find an integer x from a such that the value of. For example, if each of the remaining voters cast their votes for each of his opponents, he will still be the winner (the. Construct a square matrix with a size N N containing integers from 1 to N * N in a spiral order, starting from top-left and in clockwise direction. I love how you help to suggest some other names for my variables. Determine how many pieces of candy will be eaten by all the children together. We use the function countAdjacentMines () to calculate the adjacent mines. If there are several possible answers, output the smallest one. [input] integer friendsLeft On subsequent games, I failed again because of this input-handling problem. Connect and share knowledge within a single location that is structured and easy to search. Given an array of the numbers of votes given to each of the candidates so far, and an integer k equal to the number of voters who haven't cast their vote yet, find the number of candidates who still have a chance to win the election. A positive integer, designating the year. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Connect and share knowledge within a single location that is structured and easy to search. A non-negative integer representing the heaviest weight you can lift with your right arm. If nothing happens, download GitHub Desktop and try again. . [input] array.array.boolean matrix Does Counterspell prevent from any further spells being cast on a given turn? (OTOH, it is tremendously helpful if you have them turned on from the start, since you will be immediately notified and can thus avoid letting the count ever get this high.). What is the correct way to screw wall and ceiling drywalls? Are you sure you want to create this branch? You can initialize a result matrix with a zero on "O" cells and "X" on the mine positions. The knight can move to a square that is two squares horizontally and one square vertically, or two squares vertically and one square horizontally away from it. A good example is a set of code checking every minute "is it now 7am?" "you are? The player has to prevent himself from landing on a mine with the help of numbers in the neighbouring tiles. Instead of looping unnecessarily over out-of-bound cells, try instead adjusting the range boundaries: This is just a spur-of-the-moment idea, but you could implement __getitem__ for the MineBoard class. Find the longest word from the given string. Making statements based on opinion; back them up with references or personal experience. All pixels at the edges are cropped. rev2023.3.3.43278. A non-negative integer representing the heaviest weight your friend can lift with his or her left arm. Off you go to explore the neighborhood. "oh you're not?" A non-empty array of strings of lowercase letters. As we know, keeping track of mines without any indicator can be difficult. The nature of simulating nature: A Q&A with IBM Quantum researcher Dr. Jamie We've added a "Necessary cookies only" option to the cookie consent popup, Python 3 simple Minesweeper game using tkinter, Time arrow with "current position" evolving with overlay number. There are two versions of the Internet protocol, and thus two versions of addresses. Do new devs get fired if they can't solve a certain bug? For a single game of Minesweeper, we need to keep track of the following information: These values are stored using the following data structures. Tiles data structure: Each tile on the board has multiple states (hidden/revealed/flagged) and data (empty/has mine) which is complicated behaviour. true if inputString is a palindrome, false otherwise. If you kill the monster in front of you, you will gain more experience points in the amount of the reward. After we land on a cell with mine, we need to display all the mines in the game and alter the variable behind the game loop. Given a string, find out if it satisfies the IPv4 address naming rules. Given values experience, threshold and reward, check if you reach the next level after killing the monster. Last night you had to study, but decided to party instead. A ticket number represented as a positive integer with an even number of digits. That is why any room that is free or is located anywhere below a free room in the same column is not considered suitable for the bots. There are trees between them which cannot be moved. He has published many popular programming courses both Return true if it is possible to remove one element from the array in order to get a strictly increasing sequence, otherwise return false. moves required to obtain a strictly increasing sequence from the input. The literal 7 appears a few times in printLayout. It mixes responsibilities of creating the string representation and printing it. Learn more about Stack Overflow the company, and our products. Then you can add a comment explaining that you are specifically using solution B even though it looks like much simpler solution A should also work, but it actually doesn't work because of issue X. A big clue is the fact that you have multiple comments talking about "cells" but you have no abstraction called "cell" in your code. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The trickiest part of creating the game is managing this scenario. Example. Be aware of the major standard for each language, and follow the style rules in each organisation. There is absolutely no reason to use Python 2 for new code in 2021. Input validation is a very important topic in programming, due to all sorts of bugs and attacks like Cross-Site-Scripting (XSS) and SQL Injection. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Given a rectangular matrix containing only digits, calculate the number of different 2 2 squares in it. Enum for GameStatus but then not using the same logic with tile values? This is because the code begins running as soon as Python loads it, when the intent of the documentor was just to analyse the code. "what about, are you this instead?" That is often a dead giveaway that you are missing an abstraction. Cheers! Ideally, you would add a link to the pull request / code review / bug ticket where this issue is discussed in greater detail and maybe a link to a wiki page with a detailed explanation. It's also less prone to bugs. Thanks for contributing an answer to Stack Overflow! This method uses higher level functions to detect the state of a position, but then uses += 1 to set the state. Minesweeper is a single-player game in which the player has to clear a square grid containing mines and numbers. Where does this (supposedly) Gibson quote come from? These methods should definitely be private. Assume that you are jumping from the point with coordinate 0 to the right. The game rushes to a finish when flagging the correct tile, it doesn't leave the user in suspense whether they have chosen correctly or not. The digits sum up to 0 + 4 + 0 + 0 = 4, which is the answer. I don't like that, but it's not so bad in python which is kind of designed for it. I did not manage to finish the game in 1 hour at that time, so now I have written it again after the interview. Is it plausible for constructed languages to be used to affect thought and control or mold people towards desired outcomes? I have written this code in Python 3: def arrayChange (inputArray): original = inputArray [:] count = 0 if len (set (inputArray)) == 1: return ( (len (inputArray)-1)**2 + (len . I added a remark that only the pop()s should be fixed and offered a 2D slicing as alternative Codefights, minesweeper, python, code almost working, How Intuit democratizes AI development across teams through reusability. Your task is to find the area of a polygon for a given n. A 1-interesting polygon is just a square with a side of length 1. Here's just a couple that my editor flagged: Note that, if we ignore the afore-mentioned undefined types, then the naming accounts for a vast majority of the remaining issues my editor reports. How do I concatenate two lists in Python? Collection of coding challenges from CodeSignal. I was given 15 minutes to solve this in a coding challenge, and still can't figure out for the life of me how someone would have approached this. [input] string cell This is done by: These values are to be hidden from the player, therefore they are stored in numbers variable. Add a description, image, and links to the A string representing time in HH:MM format. We want to know when the height of the plant will reach a certain level. Replacing broken pins/legs on a DIP IC package, About an argument in Famine, Affluence and Morality. Asking for help, clarification, or responding to other answers. Does Python have a ternary conditional operator? Does a barbarian benefit from the fast movement ability while wearing medium armor? Before creating the game logic, we need to design the basic layout of the game. So, let's fix those names. An example of what I mean is the print_layout method. There should be 2 blank lines after a function or class. Example. There are a couple of names in your code that could be clearer, for example ip, m, and k. In particular, it seems that the parameter k in __init__, the parameter num_of_mines in allocate_mines, and the local variable m in play mean the same thing, but the parameter k in get_random_pos does not mean the same thing as the parameter k in __init__. Given the positions of a white bishop and a black pawn on the standard chess board, determine whether the bishop can capture the pawn in one move. [input] char symbol Without this information, the recursion will continue perpetually. It looks like you are missing an abstraction, probably something like a Cell (which could be a namedtuple or a dataclass). output_matrix = [output_matrix [i] [1:len (output_matrix)-1] for i in range (1, len (output_matrix)-1 . Generally I would make those specific to the class; you need this to understand most of the methods in it anyway. Return an array of names that will be given to the files. I like the way the status is explicitly kept using the enum; it makes everything that more easy to follow. Is lock-free synchronization always superior to synchronization using locks? For this particular concept of the game, a new data structure is used, namely, vis. The objective is to fill a 9 9 grid with digits so that each column, each row, and each of the nine 3 3 sub-grids that compose the grid contains all of the digits from 1 to 9. We plant the seed at the beginning of a day. It's so bad you want to sneak out, which is quite simple, especially since the exit is located right behind your row to the left. Single mine flagging due to lower-case f: I was surprised when I flagged a tile and the game ended with a mine going off. Starting off with some arrangement of mines we want to create a Minesweeper game setup.. After storing the input, we have to do some sanity checks, for the smooth functioning of the game. In a flagging move, three values are sent in by the gamer. [input] integer upSpeed Each year the amount of money on your account increases by 20%. The initial deposit as a positive integer. rev2023.3.3.43278. The region and polygon don't match. This can be done by: In the code, we choose a random number from all possible cells in the grid. Call two people equally strong if their strongest arms are equally strong (the strongest arm can be both the right and the left), and so are their weakest arms. An n-interesting polygon is obtained by taking the n - 1-interesting polygon and appending 1-interesting polygons to its rim, side by side. 'E' represents an unrevealed empty square, 'B' represents a revealed blank square that has no adjacent mines (i.e., above, below, left, right, and all 4 diagonals), digit ( '1' to '8') represents how many mines are adjacent to this revealed square, and 'X' represents a revealed mine. @KennyOstrom I don't see an issue with it. A string consisting of lowercase latin letters. A non-empty string consisting of lowercase characters. pip3 install -r requirements.txt. I wish you the best of luck with the interviewing process and hope you get the job. Duplicated code: I see multiple calls to self.isValidCell and other functions inside the class. No description, website, or topics provided. Please note the use of the exception (that was the hint regarding the "x"s). Each night that plant's height decreases by downSpeed meters due to the lack of sun heat. Love the idea of 'Item access'. A string of lowercase letters. codesignal codesignal-solutions codesignal-arcade codesignal-interview . Find out how long it would take for your balance to pass a specific threshold with the assumption that you don't make any additional deposits. def minesweeper (array): # Vertical iterations for lineIndex in range (len (array)): line = array [lineIndex] outputLine = [] # Horizontal iterations for cellIndex in range (len (line)): # Check cell content if (line [cellIndex] == "O"): northIndex = lineIndex - 1 eastIndex = cellIndex - 1 southIndex = lineIndex + 1 westIndex = cellIndex + 1