error: invalid method declaration; return type required
printList(number1);
package com.codegym.task.task07.task0713;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.*;
/*
Playing Javarella
*/
public class Solution {
public static void main(String[] args) throws Exception {
//write your code here
Scanner input=new Scanner(System.in);
ArrayList<Integer> numbers=new ArrayList<>();
ArrayList<Integer> number1=new ArrayList<>();
ArrayList<Integer> number2=new ArrayList<>();
ArrayList<Integer> number3=new ArrayList<>();
for(int i=0;i<20;i++){
numbers.add(input.nextInt());
}
for(int i=0;i<numbers.size();i++){
Integer x=numbers.get(i);
if(x%3==0)number1.add(x);
else if(x%2==0)number2.add(x);
else number3.add(x);
}
}
printList(number1);
printList(number2);
printList(number3);
}
public static void printList(List<Integer> list) {
//write your code here
for (int i=0;i<list.size();i++){
System.out.println(list.get(i));
}
}
}