public ProblemInFolderSchema(ProblemInFolderSchema source) : base(source) { }
public ProblemInFolderSchema(ProblemInFolderSchema source, bool isShallowClone) : base(source, isShallowClone) { }
public ProblemInFolderSchema(ProblemInFolderSchema source) : base(source) { }
public ProblemInFolderSchema(ProblemInFolderSchema source, bool isShallowClone) : base(source, isShallowClone) { }