Submission #1194255


Source Code Expand

#include <cstdio>
#include <cstring>
#include <cassert>
#include <iostream>
#include <algorithm>
#include <vector>
#include <set>

#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define REP(i, n) FOR (i, 0, n)
#define _ << " _ " <<
#define TRACE(x) cerr << #x << " = " << x << endl
#define debug(...) fprintf(stderr, __VA_ARGS__)
//#define debug
//#define TRACE(x)

using namespace std;

typedef long long llint;

const int MAXN = 300010;

int n, a[MAXN];
llint sol;

int main(void) {
  scanf("%d",&n);
  n *= 3;
  REP(i, n) scanf("%d",&a[i]);
  sort(a, a + n);

  int lo = 0, hi = n - 1;
  while (lo <= hi) {
    sol += a[hi - 1];
    ++lo;
    hi -= 2;
  }

  cout << sol << endl;
  
  return 0;
}

Submission Info

Submission Time
Task A - AtCoder Group Contest
User mislav
Language C++14 (GCC 5.4.1)
Score 300
Code Size 748 Byte
Status AC
Exec Time 49 ms
Memory 1408 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:27:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&n);
                 ^
./Main.cpp:29:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   REP(i, n) scanf("%d",&a[i]);
                              ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 2
AC × 12
Set Name Test Cases
Sample 00_example_01.txt, 00_example_02.txt
All 00_example_01.txt, 00_example_02.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt
Case Name Status Exec Time Memory
00_example_01.txt AC 1 ms 256 KB
00_example_02.txt AC 1 ms 256 KB
01.txt AC 1 ms 256 KB
02.txt AC 1 ms 256 KB
03.txt AC 1 ms 256 KB
04.txt AC 1 ms 256 KB
05.txt AC 4 ms 256 KB
06.txt AC 40 ms 1408 KB
07.txt AC 27 ms 1408 KB
08.txt AC 49 ms 1408 KB
09.txt AC 49 ms 1408 KB
10.txt AC 48 ms 1408 KB