usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Linq;usingSystem.Text;usingSystem.Threading.Tasks;usingSystem.Windows.Forms;
usingSystem.Net;usingSystem.Net.Sockets;usingSystem.Threading;usingSystem.Net.NetworkInformation;
namespaceguangbo{publicpartialclassForm1:Form{publicForm1(){InitializeComponent();}
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