Benchmarks for #113998 (EgorBo) #335

using BenchmarkDotNet.Attributes;

public class Bench
{
    static string[] _strings = ["1", "10", "100", "1000", "10000", "100000", "1000000"];

    [Benchmark]
    public int Sum()
    {
        int sum = 0;
        foreach (string str in _strings)
        {
            sum += str switch
            {
                "1" => 1,
                "10" => 10,
                "100" => 100,
                "1000" => 1000,
                "10000" => 10000,
                "100000" => 100000,
                "1000000" => 1000000,
                _ => -1
            };
        }
        return sum;
    }
}