#!/usr/bin/env -S java -XX:+UnlockDiagnosticVMOptions -XX:+DebugNonSafepoints -XX:+DumpPerfMapAtExit -XX:+PreserveFramePointer --source 17

import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public class java {
    public static void main(String[] args) throws IOException {
        FileReader r = new FileReader("/dev/zero");
        FileWriter w = new FileWriter("/dev/null");
        char[] buf = new char[4096];
        for (;;) {
            int bytesRead = r.read(buf);
            w.write(buf, 0, bytesRead);
        }
    }
}