Sec

internal static class Sec
{
    internal const int ONE_DAY = 86400;
    internal const int ONE_HOUR = 3600;
    internal const int ONE_LEAP_YEAR = 31622400;
    internal const int ONE_MINUTE = 60;
    internal const int ONE_SECOND = 1;
    internal const int ONE_WEEK = 604800;
    internal const int ONE_YEAR = 31536000;
}