Question

How to delete the first digit from a number in C#

Answer 1

using System;

class Program
{
    static void Main() {
        int n = 853271;
     
        Console.WriteLine((int)Math.Log10(n));
        Console.WriteLine((int)Math.Pow(10, (int)Math.Log10(n)));
           
        n = n % (int)Math.Pow(10, (int)Math.Log10(n));

        Console.WriteLine(n);
    }
}


/*
run:

5
100000
53271

*/

 

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