Submission #1503624
Source Code Expand
import std.algorithm, std.string, std.array, std.range, std.stdio, std.conv; void main() { int[] nk = readln.chomp.split.to!(int[]); int n = nk[0], k = nk[1]; int[] r = readln.chomp.split.to!(int[]); double c = 0; sort!"a<b"(r); c = r[$ - k] / 2.0; if (k > 1) { k--; while (k > 0) { c = (c + r[$ - k--]) / 2.0; } } writefln("%.6f", c); }
Submission Info
Submission Time | |
---|---|
Task | C - AtCoderプログラミング講座 |
User | alphaKAI |
Language | D (DMD64 v2.070.1) |
Score | 100 |
Code Size | 447 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 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 | 1 ms | 256 KB |
00_sample_02.txt | AC | 1 ms | 256 KB |
00_sample_03.txt | AC | 1 ms | 256 KB |
00_sample_04.txt | AC | 1 ms | 256 KB |
test_01.txt | AC | 1 ms | 256 KB |
test_02.txt | AC | 1 ms | 256 KB |
test_03.txt | AC | 1 ms | 256 KB |
test_04.txt | AC | 1 ms | 256 KB |
test_05.txt | AC | 1 ms | 256 KB |
test_06.txt | AC | 1 ms | 256 KB |
test_07.txt | AC | 1 ms | 256 KB |
test_08.txt | AC | 1 ms | 256 KB |
test_09.txt | AC | 1 ms | 256 KB |
test_10.txt | AC | 1 ms | 256 KB |
test_11.txt | AC | 1 ms | 256 KB |
test_12.txt | AC | 1 ms | 256 KB |
test_13.txt | AC | 1 ms | 256 KB |
test_14.txt | AC | 1 ms | 256 KB |
test_15.txt | AC | 1 ms | 256 KB |
test_16.txt | AC | 1 ms | 256 KB |
test_17.txt | AC | 1 ms | 256 KB |
test_18.txt | AC | 1 ms | 256 KB |
test_19.txt | AC | 1 ms | 256 KB |
test_20.txt | AC | 1 ms | 256 KB |
test_21.txt | AC | 1 ms | 256 KB |
test_22.txt | AC | 1 ms | 256 KB |
test_23.txt | AC | 1 ms | 256 KB |
test_24.txt | AC | 1 ms | 256 KB |
test_25.txt | AC | 1 ms | 256 KB |
test_26.txt | AC | 1 ms | 256 KB |
test_27.txt | AC | 1 ms | 256 KB |
test_28.txt | AC | 1 ms | 256 KB |
test_29.txt | AC | 1 ms | 256 KB |
test_30.txt | AC | 1 ms | 256 KB |