Submission #122511


Source Code Expand

Copy
import java.util.*;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		int k = sc.nextInt();
		int r[] = new int[n];
		for (int i = 0; i < n; i++) {
			r[i] = sc.nextInt(); 
		}
		sc.close();
		Arrays.sort(r);
		double ans = 0;
		
		for (int i = r.length - k; i < r.length; i++) {
			ans = (r[i] + ans)/2;
		}

		System.out.println(ans);
	}
}

Submission Info

Submission Time
Task C - AtCoderプログラミング講座
User diginatu
Language Java (OpenJDK 1.7.0)
Score 100
Code Size 442 Byte
Status AC
Exec Time 488 ms
Memory 23908 KB

Judge Result

Set Name All
Score / Max Score 100 / 100
Status
AC × 34
Set Name Test Cases
All 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
Case Name Status Exec Time Memory
00_sample_01.txt AC 451 ms 23388 KB
00_sample_02.txt AC 447 ms 23268 KB
00_sample_03.txt AC 445 ms 23392 KB
00_sample_04.txt AC 442 ms 23392 KB
test_01.txt AC 441 ms 23396 KB
test_02.txt AC 454 ms 23516 KB
test_03.txt AC 461 ms 23776 KB
test_04.txt AC 466 ms 23904 KB
test_05.txt AC 460 ms 23520 KB
test_06.txt AC 468 ms 23644 KB
test_07.txt AC 461 ms 23652 KB
test_08.txt AC 463 ms 23348 KB
test_09.txt AC 470 ms 23648 KB
test_10.txt AC 470 ms 23524 KB
test_11.txt AC 459 ms 23396 KB
test_12.txt AC 466 ms 23524 KB
test_13.txt AC 471 ms 23652 KB
test_14.txt AC 474 ms 23644 KB
test_15.txt AC 446 ms 23608 KB
test_16.txt AC 448 ms 23388 KB
test_17.txt AC 466 ms 23908 KB
test_18.txt AC 471 ms 23644 KB
test_19.txt AC 474 ms 23708 KB
test_20.txt AC 488 ms 23384 KB
test_21.txt AC 488 ms 23640 KB
test_22.txt AC 473 ms 23780 KB
test_23.txt AC 456 ms 23376 KB
test_24.txt AC 458 ms 23396 KB
test_25.txt AC 462 ms 23772 KB
test_26.txt AC 465 ms 23652 KB
test_27.txt AC 485 ms 23392 KB
test_28.txt AC 475 ms 23524 KB
test_29.txt AC 474 ms 23644 KB
test_30.txt AC 467 ms 23644 KB