AtCoder Beginner Contest 003

Submission #1511621

Source codeソースコード

import java.util.ArrayDeque;
import java.util.Deque;
import java.util.Scanner;
import java.util.TreeSet;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt();
		int k = scan.nextInt();
		if (k == 0) {
			System.out.println(0);
			return;
		}
		TreeSet<Integer> ts = new TreeSet<>();
		Deque<Integer> q = new ArrayDeque<Integer>();
		for (int i = 0; i < n; i++) {
			ts.add(scan.nextInt());
		}
		for (int i = 0; i < k; i++) {
			q.addFirst(ts.pollLast());
		}
		double ans = 0;
		for (int i = 0; i < k; i++) {
			ans = (ans + q.pollFirst()) / 2;
		}
		System.out.println(ans);

	}
}

Submission

Task問題 C - AtCoderプログラミング講座
User nameユーザ名 edna
Created time投稿日時
Language言語 Java8 (OpenJDK 1.8.0)
Status状態 RE
Score得点 0
Source lengthソースコード長 687 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Test case

Set

Set name Score得点 / Max score Cases
All 0 / 100 00_sample_01.txt,00_sample_02.txt,00_sample_03.txt,00_sample_04.txt,test_01.txt,test_02.txt,test_03.txt,test_04.txt,test_05.txt,test_06.txt,test_07.txt,test_08.txt,test_09.txt,test_10.txt,test_11.txt,test_12.txt,test_13.txt,test_14.txt,test_15.txt,test_16.txt,test_17.txt,test_18.txt,test_19.txt,test_20.txt,test_21.txt,test_22.txt,test_23.txt,test_24.txt,test_25.txt,test_26.txt,test_27.txt,test_28.txt,test_29.txt,test_30.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
00_sample_01.txt AC 102 ms 21716 KB
00_sample_02.txt AC 96 ms 19156 KB
00_sample_03.txt AC 94 ms 21844 KB
00_sample_04.txt AC 105 ms 21460 KB
test_01.txt AC 94 ms 21332 KB
test_02.txt RE
test_03.txt AC 103 ms 21844 KB
test_04.txt AC 99 ms 18896 KB
test_05.txt RE
test_06.txt AC 121 ms 22740 KB
test_07.txt AC 107 ms 19156 KB
test_08.txt RE
test_09.txt AC 109 ms 20820 KB
test_10.txt AC 108 ms 19924 KB
test_11.txt AC 108 ms 19540 KB
test_12.txt AC 100 ms 22100 KB
test_13.txt AC 114 ms 21844 KB
test_14.txt AC 105 ms 21588 KB
test_15.txt AC 101 ms 21460 KB
test_16.txt AC 98 ms 19668 KB
test_17.txt AC 102 ms 21844 KB
test_18.txt RE
test_19.txt AC 99 ms 21844 KB
test_20.txt RE
test_21.txt AC 102 ms 19668 KB
test_22.txt AC 101 ms 20052 KB
test_23.txt AC 96 ms 20692 KB
test_24.txt RE
test_25.txt AC 103 ms 19924 KB
test_26.txt AC 101 ms 21844 KB
test_27.txt AC 102 ms 19284 KB
test_28.txt AC 96 ms 19156 KB
test_29.txt AC 101 ms 21844 KB
test_30.txt AC 100 ms 20820 KB