Class Task 50#

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

namespace ConsoleApplication1
{
    class Program
    {
        static void Reset(int[,] arr)
        {
            for (int i = 0; i < arr.GetLength(0); i++)
            {
                for (int j = 0; j < arr.GetLength(1); j++)
                {
                    arr[i, j] = 0;
                }
            }
        }
        static void Buy(int[,] arr)
        {
            int section, station, payment;
            Console.Write("In which section did you buy?: ");
            section = int.Parse(Console.ReadLine());
            Console.Write("In which station did you pay?: ");
            station = int.Parse(Console.ReadLine());
            Console.Write("How much did you pay?: ");
            payment = int.Parse(Console.ReadLine());
            while (payment != -1)
            {
                arr[station - 1, section - 1] += payment;
                Console.Write("In which section did you buy?: ");
                section = int.Parse(Console.ReadLine());
                Console.Write("In which station did you pay?: ");
                station = int.Parse(Console.ReadLine());
                Console.Write("How much did you pay?: ");
                payment = int.Parse(Console.ReadLine());
            }
        }
        static void Main(string[] args)
        {
            int[,] Supermarket = new int[5, 6];
            Reset(Supermarket);
            Buy(Supermarket);
            Console.Clear();
            Console.WriteLine("===================== Supermarket's info: =====================");
            for (int i = 0; i < Supermarket.GetLength(0); i++)
            {
                for (int j = 0; j < Supermarket.GetLength(1); j++)
                {
                    Console.Write(Supermarket[i, j] + " ");
                }
                Console.WriteLine();
            }
            // Finding best cashier
            int max = int.MinValue;
            int station, section;
            int min = int.MaxValue;
            int counterSections = 0, counter = 0, winsection;
            for (int i = 0; i < Supermarket.GetLength(0); i++)
            {
                for (int j = 0; j < Supermarket.GetLength(1); j++)
                {
                    counter += Supermarket[i, j];
                    max = Math.Max(max, Supermarket[i,j]);
                    if (max == Supermarket[i, j])
                    {
                        station = i;
                        section = j;
                    }
                }
            }
            for (int i = 0; i < Supermarket.GetLength(1); i++)
            {
                for (int j = 0; j < Supermarket.GetLength(0); j++)
                {
                    counterSections = counterSections + Supermarket[j, i];
                    min = Math.Min(min, counterSections);
                }
                min = Math.Min(min, counterSections);
                if (min == counterSections)
                {
                    winsection = i;
                }
                counterSections = 0;
            }
            Console.WriteLine("Best cashier is from section " + section + "and station " + station);
            Console.WriteLine("Total earnings: " + counter + " and the section with most less earnings is " + winsection);

            Console.ReadKey();
        }
    }
}