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알고리즘 공부

Java 알고리즘

import java.util.*;
import java.io.*;


public class Main
{

    private static int N, W;
    private static ArrayList<int[]> list = new ArrayList<>();

    public static void print(){

    }

    public static void main(String args[]) throws Exception
    {

        Scanner sc = new Scanner(System.in);

        W = sc.nextInt();
        N = sc.nextInt();

        for(int i=0; i<N; i++){
            int[] newInt = new int[] {sc.nextInt(), sc.nextInt()}; //이거 정확히 사용하는 방법
            list.add(newInt);
        }



        for(int i=0; i<list.size(); i++){
            System.out.println(list.get(i)[1]);
        }

        //이 부분들 좀 확실히 확장성을 생각해보자.
        Collections.sort(list, Comparator.comparing());

    }
}