Programmatically create wiki page in SharePoint

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.SharePoint;
namespace CreateWikiPage
{ class Program
{ static void Main(string[] args)
{ using (SPSite site = new SPSite("http://serverName:1111/SitePages/Home.aspx"))
{ using (SPWeb web = site.RootWeb)
{ SPList list = web.Lists["A"]; SPFolder rootFolder = list.RootFolder; SPFile wikiPage = rootFolder.Files.Add(String.Format("/{0}/{1}", rootFolder, "Home.aspx"), SPTemplateFileType.WikiPage); SPListItem wikiItem = wikiPage.Item;
wikiItem[SPBuiltInFieldId.WikiField] = "My Wiki Page Home";
wikiItem.UpdateOverwriteVersion();
}
}
}
}
}