Question

How to find the minimum number from int array in C#

Answer 1

using System;
using System.Linq;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] arr = { -1, 0, -3, 2, 1 };

            Console.WriteLine(arr.Min());
        }
    }
}


/*
run:

-3

*/

 

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Answer 2

using System;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] arr = { -1, 0, -3, 2, 1 };

            int min = arr[0];

            for (int i = 1; i < arr.Length; i++)
                if (arr[i] < min) min = arr[i];

            Console.WriteLine(min);
        }
    }
}


/*
run:

-3

*/

 

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Answer 3

using System;
using System.Linq;

namespace ConsoleApplication_C_Sharp
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] arr = { -1, 0, -3, 2, 1 };

            // Reverse sign arr = { 1, 0, 3, -2, -1 };
            Console.WriteLine(arr.Min(element => -element));
        }
    }
}


/*
run:

-2

*/

 

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