AtCoder Beginner Contest 003

Submission #1511633

Source codeソースコード

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

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int n = scan.nextInt();
		int k = scan.nextInt();

		Deque<Integer> q = new ArrayDeque<Integer>();
		int[] ts = new int[n];
		for (int i = 0; i < n; i++) {
			ts[i] = scan.nextInt();
		}
		Arrays.sort(ts);
		int index = n - 1;
		for (int i = 0; i < k; i++) {
			q.addFirst(ts[index]);
			index--;
		}
		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 AC
Score得点 100
Source lengthソースコード長 662 Byte
File nameファイル名
Exec time実行時間 113 ms
Memory usageメモリ使用量 23892 KB

Test case

Set

Set name Score得点 / Max score Cases
All 100 / 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 94 ms 17620 KB
00_sample_02.txt AC 92 ms 21972 KB
00_sample_03.txt AC 93 ms 19924 KB
00_sample_04.txt AC 108 ms 19412 KB
test_01.txt AC 92 ms 21716 KB
test_02.txt AC 101 ms 21716 KB
test_03.txt AC 98 ms 18772 KB
test_04.txt AC 99 ms 20684 KB
test_05.txt AC 99 ms 21588 KB
test_06.txt AC 100 ms 21716 KB
test_07.txt AC 101 ms 17748 KB
test_08.txt AC 112 ms 21712 KB
test_09.txt AC 102 ms 19412 KB
test_10.txt AC 98 ms 23892 KB
test_11.txt AC 95 ms 19284 KB
test_12.txt AC 100 ms 19924 KB
test_13.txt AC 113 ms 18644 KB
test_14.txt AC 98 ms 21972 KB
test_15.txt AC 99 ms 19668 KB
test_16.txt AC 95 ms 21588 KB
test_17.txt AC 99 ms 19796 KB
test_18.txt AC 99 ms 18768 KB
test_19.txt AC 106 ms 19796 KB
test_20.txt AC 94 ms 19924 KB
test_21.txt AC 97 ms 18772 KB
test_22.txt AC 100 ms 19156 KB
test_23.txt AC 94 ms 20564 KB
test_24.txt AC 94 ms 21588 KB
test_25.txt AC 97 ms 19412 KB
test_26.txt AC 98 ms 18772 KB
test_27.txt AC 111 ms 19796 KB
test_28.txt AC 101 ms 21844 KB
test_29.txt AC 99 ms 19412 KB
test_30.txt AC 100 ms 21332 KB