Test_4.java

package Test_4;

public class Test_4 {
    private String code;
    private String name;
    private String continent;
    private String region;
    public Test_4(String code, String name, String continent,String region)
    {
        this.code=code;
        this.continent=continent;
        this.name=name;
        this.region=region;

    }

}