File Input Output Java

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  4. Write to file using BufferedOutputStream
import java.io.BufferedOutputStream;
import java.io.FileOutputStream;
public class Main {
  public static void main(String[] args) throws Exception {
    BufferedOutputStream bufferedOutput = new BufferedOutputStream(new FileOutputStream(
        "yourFile.txt"));
    bufferedOutput.write("Line one".getBytes());
    bufferedOutput.write("\n".getBytes());
    bufferedOutput.write(65);
    bufferedOutput.close();
  }
}