C# 将二维数组分块成批

# 利用 C# 将二维数组巧妙分块成批

csharp
using System;
using System.Collections.Generic;
using System.Linq;
class Program
{
    static void Main()
    {
        int[,] originalArray = new int[,]
        {
            {1, 2, 3, 4},
            {5, 6, 7, 8},
            {9, 10, 11, 12},
            {13, 14, 15, 16}
        };
        int blockSize = 2;
        List blocks = GetArrayBlocks(originalArray, blockSize);
        // 打印分块后的数组
        foreach (var block in blocks)
        {
            for (int i = 0; i < block.GetLength(0); i++)
            {
                for (int j = 0; j < block.GetLength(1); j++)
                {
                    Console.Write(block[i, j] + " ");
                }
                Console.WriteLine();
            }
            Console.WriteLine();
        }
    }
    static List GetArrayBlocks(int[,] array, int blockSize)
    {
        int rows = array.GetLength(0);
        int cols = array.GetLength(1);
        List blocks = new List();
        for (int i = 0; i < rows; i += blockSize)
        {
            for (int j = 0; j < cols; j += blockSize)
            {
                int[,] block = new int[Math.Min(blockSize, rows - i), Math.Min(blockSize, cols - j)];
                for (int x = 0; x < block.GetLength(0); x++)
                {
                    for (int y = 0; y < block.GetLength(1); y++)
                    {
                        block[x, y] = array[i + x, j + y];
                    }
                }
                blocks.Add(block);
            }
        }
        return blocks;
    }
}