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Correction méthode ajout tableau

Tạo vào: 31 tháng 12, 2024

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Câu hỏi

patch this code pls

using System;

namespace ProjetInformatique
{
public class Mofus
{
public static string[][] add(string[][] tableau, string input = "")
{
Console.WriteLine("Quel mot voulez-vous ajouter ?");
input = Console.ReadLine();
int n = input.Length;

text
        // Parcours du tableau
        for (int i = 0; i < tableau.Length; i++)
        {
            // Si la ligne est vide (null), on l’initialise
            if (tableau[i] == null)
            {
                // Si on se trouve à l’indice correspondant à la longueur du mot
                // on met directement le nouveau mot
                if (i == n)
                {
                    tableau[i] = new string[] { input };
                    break;
                }
                else
                {
                    // Sinon, on fait quelque chose par défaut (ex. "v")
                    // Ce bloc dépend de votre logique métier
                    tableau[i] = new string[] { "v" };
                }
            }
            else
            {
                // Si on se trouve à l’indice où ajouter le mot
                // on agrandit le tableau existant à cet emplacement
                if (i == n)
                {
                    string[] temp = new string[tableau[i].Length + 1];

                    for (int j = 0; j < tableau[i].Length; j++)
                    {
                        temp[j] = tableau[i][j];
                    }

                    temp[temp.Length - 1] = input;
                    tableau[i] = temp;
                    break;
                }
            }
        }

        return tableau;
    }
}

}

using System;

namespace ProjetInformatique
{
public class Mofus
{
public static string[][] add(string[][] tableau, string input = "")
{
Console.WriteLine("Quel mot voulez-vous ajouter ?");
input = Console.ReadLine();
int n = input.Length;

text
        // Parcours du tableau
        for (int i = 0; i < tableau.Length; i++)
        {
            // Si la ligne est vide (null), on l’initialise
            if (tableau[i] == null)
            {
                // Si on se trouve à l’indice correspondant à la longueur du mot
                // on met directement le nouveau mot
                if (i == n)
                {
                    tableau[i] = new string[] { input };
                    break;
                }
                else
                {
                    // Sinon, on fait quelque chose par défaut (ex. "v")
                    // Ce bloc dépend de votre logique métier
                    tableau[i] = new string[] { "v" };
                }
            }
            else
            {
                // Si on se trouve à l’indice où ajouter le mot
                // on agrandit le tableau existant à cet emplacement
                if (i == n)
                {
                    string[] temp = new string[tableau[i].Length + 1];

                    for (int j = 0; j < tableau[i].Length; j++)
                    {
                        temp[j] = tableau[i][j];
                    }

                    temp[temp.Length - 1] = input;
                    tableau[i] = temp;
                    break;
                }
            }
        }

        return tableau;
    }
}

}

i want full patch for add pls

Suy nghĩ

Examining the code

I’m analyzing the add function in the Mofus class. There’s duplication and potential issues with the loop or logic, especially related to array traversal and input handling.

Enhancing input handling

I’m thinking through how to manage scenarios where input length exceeds the tableau array or when the input is empty, ensuring more robust handling and expanding the array if needed.

Refining logic

I’m consolidating the logic to align with the intended functionality, ensuring input words are correctly placed and handled, removing redundancy and managing null or mismatched length rows effectively.

Finalizing the approach

Drawing together a cohesive method to handle input words effectively, manage row states, and expand the tableau if necessary to ensure all operations stay within bounds.

Refining array handling

I’m tweaking the array handling to expand it if needed, manage null rows, and append input words by updating row arrays. Ensuring efficient and organized data management throughout.

Pulling together

I’mfinalizing the Mofus class method to efficiently manage arrays, ensure valid input, and organize data by length, leading to a more structured and effective solution.

Finalizing details

I’m making adjustments to ensure the array expands adequately, handling null rows, and correctly appending input words by updating row arrays. This leads to a more organized data structure.

Thought about fixing add method pendant 11 secondes

Trả lời

Below is a “patched” version of your add method that correctly places a word at the row matching its length, expanding the top-level array if necessary and appending to the existing strings in that row. It avoids unnecessary iteration over the entire array (only touches the relevant index).

csharp
using System;

namespace ProjetInformatique
{
    public class Mofus
    {
        /// <summary>
        /// Adds a word into a jagged string array (tableau) at the row 
        /// corresponding to the word’s length. If that row doesn't exist yet, 
        /// the method expands the top-level array and initializes that row.
        /// </summary>
        /// <param name="tableau">Jagged array of strings.</param>
        /// <param name="input">Optionally provided word. If empty, method prompts user.</param>
        /// <returns>The modified jagged array.</returns>
        public static string[][] add(string[][] tableau, string input = "")
        {
            // Prompt the user if no input was given
            if (string.IsNullOrWhiteSpace(input))
            {
                Console.WriteLine("Quel mot voulez-vous ajouter ?");
                input = Console.ReadLine() ?? "";
            }

            // If user entered an empty string, just return
            if (string.IsNullOrEmpty(input))
            {
                Console.WriteLine("Aucun mot saisi. Fin de l’opération.");
                return tableau;
            }

            // The row index for storing this word is the word's length
            int n = input.Length;

            // Ensure the top-level array is large enough to hold index n
            if (n >= tableau.Length)
            {
                // Resize to length = n+1 so that index n is valid
                Array.Resize(ref tableau, n + 1);
            }

            // If the row at index n is null, initialize it with an empty array
            if (tableau[n] == null)
            {
                tableau[n] = new string[0];
            }

            // We want to append this new word at the end of row n
            string[] currentRow = tableau[n];
            Array.Resize(ref currentRow, currentRow.Length + 1);
            currentRow[currentRow.Length - 1] = input;

            // Assign the expanded row back
            tableau[n] = currentRow;

            return tableau;
        }
    }
}

What Changed / Why This Works

  1. Single Index Access: Instead of looping over every index in tableau, we directly compute the “target row” with n = input.Length and work only with tableau[n].
  2. Resize the Top-Level Array: We ensure n < tableau.Length. If not, we resize so n is valid.
  3. Initialize Null Rows: If tableau[n] is null, we set it to a new, empty string array.
  4. Append the New Word: We resize the row’s array by 1 and place input at the end.

This approach is typically more efficient and cleaner than manually looping over each row and checking conditions.

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