/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
    public static void main(String[] args) {
    //map principal
    Map<Integer, HashMap<String, String>> codeStateList = new HashMap<>();  
    //cria um map para cruzar estado cidade
    HashMap<String, String> stateCity = new HashMap<>();
    //adiciona o par estado cidade
    stateCity.put("Sao paulo", "Osasco");
    //salva no map principal o code cruzando com map com par estado-cidade
    codeStateList.put(1253, stateCity);
    //para exibir ou pegar o par
    System.out.println(codeStateList.get(1253));
    }
}

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