Submission #4045869


Source Code Expand

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
  int N, K;
  cin >> N >> K;
  vector<int> R(N);
  for (int i = 0; i < N; i++) cin >> R[i];
  sort(R.begin(), R.end());
  double ans = 0;
  for (int i = 0; i < K; i++) ans = (ans + R[N - K + i]) / 2.0;
  cout << ans << endl;
}

Submission Info

Submission Time
Task C - AtCoderプログラミング講座
User lice666
Language C++14 (GCC 5.4.1)
Score 0
Code Size 334 Byte
Status WA
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name All
Score / Max Score 0 / 100
Status
AC × 28
WA × 6
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 WA 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 WA 1 ms 256 KB
test_16.txt AC 1 ms 256 KB
test_17.txt AC 1 ms 256 KB
test_18.txt WA 1 ms 256 KB
test_19.txt WA 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 WA 1 ms 256 KB
test_24.txt WA 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