CString转换成CTime

CSting s="2004-10-5";

int first=s.Find('-');
int second=s.Find('-',first+1);

int year=atoi(s.Left(4));
int month=atoi(s.Mid(first+1,second-first+1));
int day=atoi(s.Mid(second+1,s.GetLength()-second-1));
CTime temp(year,month,day,0,0,0);