using System;

public class Program

{

    public static void Main()

    {       

        //First Sample

        int length = 3;

        int width = 5;

        int[] xs = { 1 };

        int[] ys = { 1 };

        var city = GetLockerLocation(length, width, xs, ys);

        PrintArray(city);

        Console.WriteLine("------------------------------------------------------");

        //Second Sample

        length = 7;

        width = 5;

        xs = new int[]{ 2, 4 };

        ys = new int[]{ 3, 7 };

        city = GetLockerLocation(length, width, xs, ys);

        PrintArray(city);

    }

    private static int[,] GetLockerLocation(int cityLength, int cityWidth, int[] lockerXCoordinates, int[] lockerYCoordinates)

    {

        // init city

        int[,] city = new int[cityWidth,cityLength];

        for (int row = 0; row < cityWidth; row++)

        {

            for (int column = 0; column < cityLength; column++)

            {

                int minDistanceFromLocker = -1;

                // for each element in grid, compute distance from each locker and pick the minimum distance

                for (int k = 0; k < lockerXCoordinates.Length; k++)

                {

                    int x = lockerXCoordinates[k];

                    int y = lockerYCoordinates[k];

                    // compute distance of point from locker

                    int distance = Math.Abs(x - column - 1) + Math.Abs(y - row - 1);

                    // update min-distance

                    if (minDistanceFromLocker == -1)

                    {

                        minDistanceFromLocker = distance;

                    }

                    else if (minDistanceFromLocker > distance)

                    {

                        minDistanceFromLocker = distance;

                    }

                }

                city[row,column] = minDistanceFromLocker;

            }

        }

        return city;

    }

    private static void PrintArray(int[,] array)

    {

        var rowCount = array.GetLength(0);

        var colCount = array.GetLength(1);

        for (var row = 0; row < rowCount; row++)

        {

            for (var col = 0; col < colCount; col++)

                Console.Write($"{array[row, col]}\t");

            Console.WriteLine();

        }

    }

}