Submission #1511633
Source Code Expand
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 Info
Submission Time | |
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Task | C - AtCoderプログラミング講座 |
User | edna |
Language | Java8 (OpenJDK 1.8.0) |
Score | 100 |
Code Size | 662 Byte |
Status | AC |
Exec Time | 113 ms |
Memory | 23892 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
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 | 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 |