Submission #1205656
Source Code Expand
#include <iostream> #include <algorithm> #include <vector> #include <set> #include <string> #include <cmath> #include <iomanip> using namespace std; #ifndef _DEBUG #define main_ main #endif #define FOR(i,s,e) for (int i = int(s); i != int(e); i++) #define FORIT(i,c) for (typeof((c).begin()) i = (c).begin(); i != (c).end(); i++) int main_() { int N, K; cin >> N >> K; vector<int> r(N); for (int i = 0; i < r.size(); ++i) { cin >> r[i]; } double c = 0; sort(r.begin(), r.end()); for (int i = N - K; i < N; ++i) { c = (c + r[i]) / 2.0; } cout << fixed << setprecision(6) << c << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | C - AtCoderプログラミング講座 |
User | apprec |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 657 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 |