using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace lab4
{
    public class matrix
    {

        private static Random random = new Random();

        public static double[,] GenerateMatrix(int rows, int columns, int minRange = 0 , int maxRange = 30)
        {
              var matrix = new double [rows,columns];

              for (int i = 0; i < matrix.GetLength(0); i++)
              {

                  for (int j = 0; j < matrix.GetLength(1); j++)
                  {

                      matrix[i, j] = random.Next(minRange, maxRange);


                  }


              }

                  return matrix;
        }

        public static void DisplayMatrix(double[,] matrix)
        {


            for (int i = 0; i < matrix.GetLength(0); i++)
            {

                for (int j = 0; j < matrix.GetLength(1); j++)
                {


                    Console.WriteLine("{0}\t", matrix[i, j]);


                }


            }


        }

        public static int[,] MuliplyMatrices(int[,] tab1, int[,] tab2)
        {

            if (tab1.GetLength(1) != tab2.GetLength(0))
                throw new ArgumentException("Liczba macierzy pieerwszej musi byc równa liczbie wierszy drugiek");


            var result = new int[tab1.GetLength(0),tab2.GetLength(1)];



            for (int i = 0; i < result.GetLength(0) ; i++)
			{

                for (int j = 0; j < result.GetLength(1); j++)
			    {

                    int suma = 0;

                    for (int k = 0; k < tab1.GetLength(1); k++)
			            {

                            suma += tab1[i,k] * tab2[k,j];


			            }

                    result[i,j] = suma;

			    }

			}

            return result;




        }

        public static int MinMax(int[,] table, int row, out int column)
        {

            int[,] vector = new int [table.GetLength(0), 2];



            for (int i = 0; i < table.GetLength(0); i++)
            {

                int min = table[i, 0];
                int col = 0;
                for (int j = 0; j < table.GetLength(1); j++)
                {

                    if (table[i, j] < min)
                    {

                        min = table[i, j];
                        col = j;

                    }

                }

                vector[i, 0] = min;
                vector[i, 1] = col;

            }

            int max = vector[0, 0];
            row = 0;
            column = vector[0,1];

            for (int i = 0; i < vector.GetLength(0); i++)
            {

                if (vector[i,0] > max)
                {
                    max = vector[i, 0];
                    row = i;
                    column = vector[0, 1];

                }



            }

            return max;
        }



    }


}