Skip to content

BOJ_16208_당현아 #110

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged

hadevyi merged 1 commit into main from eona1301_previous_algo

Aug 30, 2021

Merged

BOJ_16208_당현아 #110

Changes from all commits

Commits

Show all changes

Select commit

BOJ_16208_당현아

hadevyi Aug 30, 2021

File filter

Filter by extension

Conversations

Jump to

Jump to file

Failed to load files.

Loading

Diff view

Diff view

33 changes: 33 additions & 0 deletions 07월 2_3주차 - 그리디 집중 주간/BOJ_16208/Main_당현아.java

Show comments View file Open in desktop

Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,33 @@
	import java.io.BufferedReader;
	import java.io.FileInputStream;
	import java.io.InputStreamReader;
	import java.util.Arrays;
	import java.util.StringTokenizer;

	public class Main {
	static int N, Total;
	static int[] arr;

	public static void main(String[] args) throws Exception{
	BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

	N = Integer.parseInt(br.readLine());
	arr = new int[N];

	StringTokenizer st = new StringTokenizer(br.readLine());
	for(int i=0;i<N;i++) {
	int n = Integer.parseInt(st.nextToken());
	Total += n;
	arr[i] = n;
	}

	Arrays.sort(arr);

	long Result = 0;
	for(int i=0;i<N;i++) {
	Result += arr[i] * (Total-arr[i]);
	Total -= arr[i];
	}
	System.out.println(Result);
	}
	}