C# 将每第 N 个值的一维数组拆分为二维数组

# 用C#将一维数组拆分为二维数组

csharp
using System;
class Program
{
    static void Main()
    {
        // 示例一维数组
        int[] originalArray = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 };
        // 将每第N个值拆分为二维数组，这里选择N=3
        int N = 3;
        int[][] resultArray = SplitArray(originalArray, N);
        // 输出结果
        Console.WriteLine("原始数组：");
        PrintArray(originalArray);
        Console.WriteLine($"%
将每第{N}个值拆分为二维数组：");
        PrintTwoDimensionalArray(resultArray);
    }
    static int[][] SplitArray(int[] array, int N)
    {
        int length = array.Length;
        int numOfArrays = (int)Math.Ceiling((double)length / N);
        int[][] result = new int[numOfArrays][];
        for (int i = 0; i < numOfArrays; i++)
        {
            int elementsToTake = Math.Min(N, length - i * N);
            result[i] = new int[elementsToTake];
            Array.Copy(array, i * N, result[i], 0, elementsToTake);
        }
        return result;
    }
    static void PrintArray(int[] array)
    {
        foreach (var item in array)
        {
            Console.Write($"{item} ");
        }
    }
    static void PrintTwoDimensionalArray(int[][] array)
    {
        foreach (var subArray in array)
        {
            foreach (var item in subArray)
            {
                Console.Write($"{item} ");
            }
            Console.WriteLine();
        }
    }
}