using System;
using System.Globalization;
class Program
{
static void Main() {
DateTime date = DateTime.ParseExact("2022-02-27 15:03:45", "yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture);
string s = date.ToString("yyyy-MM-dd HH:mm:ss");
Console.WriteLine(s);
}
}
/*
run:
2022-02-27 15:03:45
*/