Submission #5173586


Source Code Expand

Copy
#include <bits/stdc++.h>
using namespace std;

/* メモリ食い過ぎ注意 */
#define int long long

typedef long long ll;

int euclid(int a, int b)
{
    if (a < b)
        euclid(b, a);
    if (b == 0)
        return a;
    int r;
    while ((r = a % b))
    {
        a = b;
        b = r;
    }
    return b;
}

/* define const */
const ll INF = (1ll << 60);
const ll MOD = (ll)1e9 + 7;
/* end defineing */

signed main()
{
    int n;
    int a[3 * 100000];
    cin >> n;
    for (int i = 0; i < 3 * n; i++)
        cin >> a[i];
    sort(a, a + 3 * n, greater<int>());
    /*
    for (int i = 0; i < 3 * n; i++)
        cout << a[i] << " ";
    cout << endl;
*/
    int sum = 0;
    for (int i = 0; i < 2 * n; i += 2)
    {
        sum += a[i + 1];
    }
    cout << sum << endl;
}

Submission Info

Submission Time
Task A - AtCoder Group Contest
User Myah
Language C++14 (GCC 5.4.1)
Score 300
Code Size 837 Byte
Status
Exec Time 131 ms
Memory 2560 KB

Test Cases

Set Name Score / Max Score Test Cases
Sample 0 / 0 00_example_01.txt, 00_example_02.txt
All 300 / 300 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 1 ms 256 KB
00_example_02.txt 1 ms 256 KB
01.txt 1 ms 256 KB
02.txt 1 ms 256 KB
03.txt 1 ms 256 KB
04.txt 1 ms 256 KB
05.txt 8 ms 384 KB
06.txt 131 ms 2560 KB
07.txt 50 ms 2560 KB
08.txt 102 ms 2560 KB
09.txt 102 ms 2560 KB
10.txt 102 ms 2560 KB