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- package file;
- import java.io.BufferedReader;
- import java.io.FileReader;
- import java.io.FileWriter;
- import java.io.IOException;
- import java.util.HashSet;
- public class File {
- public static void main(String[] args)throws IOException {
- BufferedReader be = new BufferedReader(new FileReader("command.txt"));
- HashSet<String> adat = new HashSet<String>();
- String sor;
- while ((sor=be.readLine())!=null) {
- adat.add(sor);
- }
- be.close();
- FileWriter ki = new FileWriter("output.txt");
- for (String kiline : adat) {
- ki.write(kiline);
- }
- }
- }
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