using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Please enter number of shops");

        int num = int.Parse(Console.ReadLine());

        int count = 1;

        int price = -1;

        int minPrice = 1000000;

        while (count <= num)

        {

            while (price < 0)

            {

                Console.WriteLine("Please enter shop price");

                price = int.Parse(Console.ReadLine());

            }

​

            minPrice = Math.Min(price, minPrice);

            count++;

            price = -1;

        }

​

        Console.WriteLine("Min price is: " + minPrice);

    }

}