import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class Week8Task2 {

    public void nullPointerEx() {
        throw new NullPointerException();
    }

    public void arrayIndexOutOfBoundsEx() {
        throw new ArrayIndexOutOfBoundsException();
    }

    public void arithmeticEx() {
        throw new ArithmeticException();
    }

    public void fileNotFoundEx() throws FileNotFoundException {
        throw new FileNotFoundException();
    }

    public void ioEx() throws IOException {
        throw new IOException();
    }

    public String nullPointerExTest() {
        return "Lỗi Null Pointer";
    }

    public String arrayIndexOutOfBoundsExTest() {
        return "Lỗi Array Index Out of Bounds";
    }

    public String arithmeticExTest() {
        return "Lỗi Arithmetic";
    }

    public String fileNotFoundExTest() {
        return "Lỗi File Not Found";
    }

    public String ioExTest() {
        return "Lỗi IO";
    }
}