백준 - ATM 11399

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문제분석

배열을 정렬해서 중복해서 더해주면 되는 쉬운 문제였다.

 

 

 

 

전체소스

 

package test;

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

public class Main {



    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int repeat = Integer.parseInt(br.readLine());
        StringTokenizer st = new StringTokenizer(br.readLine()," ");
        int[] array = new int[repeat];
        
        for(int i=0; i<repeat; i++) {
        	array[i] = Integer.parseInt(st.nextToken());
        }
        Arrays.sort(array);
        
        int sum=0;
        int result=0;
        for(int i=0; i<repeat; i++) {
        	sum = sum+array[i];
        	result = result+sum;
        }
        System.out.println(result);


    }
}

 

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https://www.acmicpc.net/problem/11399

11399번: ATM