public class App
{
public static void main( String[] args ) throws IOException
{
FileWriter fw=new FileWriter("e:/bc.txt");
BufferedWriter bw=new BufferedWriter(fw);
for(int i=1;i<=70;i++){
bw.write( UUID.randomUUID().toString()+"\r\n");
}
bw.close();
fw.close();
}
}
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