using System.Runtime .InteropServices ;
[ StructLayout( LayoutKind.Sequential )]
public class SystemTime 
{
public ushort year; 
public ushort month; 
public ushort dayOfWeek; 
public ushort day; 
public ushort hour; 
public ushort minute; 
public ushort second; 
public ushort milliseconds; }class MainClass
{
[ DllImport( "Kernel32.dll" )]
public static extern void GetSystemTime( [In,Out] SystemTime st );[ DllImport( "Kernel32.dll" )]
public static extern bool SetSystemTime( [In,Out] SystemTime st );
public static void Main(string[] args)
{    SystemTime st=new SystemTime ();    GetSystemTime(st);    st.year +=1;
    bool result=SetSystemTime(st);
}
}