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43 lines (30 loc) · 1.24 KB
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package JavaDev;
import java.util.*;;
public class Collection {
public static void main (String args[]){
ArrayList <String> Hobbies = new ArrayList<>();
Hobbies.add("Speedcubing");
Hobbies.add("Programming");
Hobbies.add("Gaming");
ArrayList <String> Specialization = new ArrayList<>();
Specialization.add("Software Development");
Specialization.add("Database Querying");
Specialization.add("Web Development");
ArrayList <String> Personality = new ArrayList<>();
Personality.add("Humble");
Personality.add("Charming");
Personality.add("Charistmatic");
Personality.add("Brave");
ArrayList <ArrayList<String>> Characteristic = new ArrayList<>();
Characteristic.add(Hobbies);
Characteristic.add(Specialization);
Characteristic.add(Personality);
for (int i=0; i<Characteristic.size();i++){
System.out.println("Index " + Characteristic.indexOf(Characteristic.get(i)) + ": " + Characteristic.get(i));
}
System.out.println(Characteristic.get(0).get(2));
for (int i = 0; i < Characteristic.size(); i++){
System.out.println(Characteristic.get(i).get(0));
}
}
}