import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
public class MyWriter {
public static void main(String[] args) {
System.out.println("Starting...");
String fileName = "numbers.txt";
try (PrintWriter writer = new PrintWriter(new File(fileName))) {
int sep = 1;
for (int i = 0; i < 10; i++) {
sep++;
writer.print(i);
if (sep == 3) {
writer.write("\n");
sep = 1;
}
}
} catch (final IOException ex) {
ex.printStackTrace();
}
}
}
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