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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#213960#2380. 中位数ThySecret3034ms2144kbC++111.6kb2024-11-14 20:06:382024-11-14 23:05:05

answer

#include <bits/stdc++.h>

using namespace std;

// #define int long long
// #define x first
// #define y second
#define File(a) freopen(a".in", "r", stdin), freopen(a".out", "w", stdout)

inline void debug() { cerr << '\n'; }
template<typename Type, typename... Other>
inline void debug(const Type& x, const Other&... y) { cerr << x << ' '; debug(y...); }
#define DEBUG(a...) cerr << "[" << #a << "] = ", debug(a);

typedef long long LL;
typedef pair<int, int> PII;
typedef multiset<int>::iterator iter;

const int N = 200010;
const int INF = 0x3f3f3f3f;

template<typename Type>
inline void read(Type &res)
{
    res = 0;
    int ch = getchar(), flag = 0;
    while (!isdigit(ch)) flag |= ch == '-', ch = getchar();
    while (isdigit(ch)) res = (res << 3) + (res << 1) + (ch ^ 48), ch = getchar();
    res = flag ? -res : res;
}
template<typename Type, typename... Other>
inline void read(Type &res, Other&... y) { read(res), read(y...); }

int n, a[N];

namespace BF
{
    multiset<int> mst, ans;

    void solve()
    {
        for (int i = 1; i <= n; i ++)
        {
            mst.clear();
            for (int j = i; j <= n; j ++)
            {
                mst.insert(a[j]);
                iter st = mst.begin();
                advance(st, (mst.size() - 1) / 2);
                ans.insert(*st);
            }
        }

        iter st = ans.begin();
        advance(st, (ans.size() - 1) / 2);
        cout << *st << '\n';
    }
}

signed main()
{
    read(n);
    for (int i = 1; i <= n; i ++) read(a[i]);
    if (n <= 5000) BF::solve();

    return 0;
}

详细

小提示:点击横条可展开更详细的信息

Test #1:

score: 10
Accepted
time: 12ms
memory: 2144kb

input:

200
247837946 222748444 549404903 934970141 181690491 116150147 755881953 912914845 578004877 589768...

output:

411892743

result:

ok 1 number(s): "411892743"

Test #2:

score: 10
Accepted
time: 12ms
memory: 2144kb

input:

200
504553675 321343511 781936447 172776833 779139954 643752948 106 164 303976944 828799931 11502170...

output:

451369372

result:

ok 1 number(s): "451369372"

Test #3:

score: 10
Accepted
time: 10ms
memory: 2144kb

input:

200
738368650 91602659 340556191 835209882 409442204 656938221 258295858 90658347 126689369 56196859...

output:

420852999

result:

ok 1 number(s): "420852999"

Test #4:

score: 0
Time Limit Exceeded

input:

5000
300051244 685920750 122806687 315801142 33592358 339985437 262520930 380010194 687330910 550362...

output:


result:


Test #5:

score: 0
Time Limit Exceeded

input:

5000
108135249 950186870 146626753 682580494 744412491 4159 995071655 157947560 668940645 878891308 ...

output:


result:


Test #6:

score: 0
Time Limit Exceeded

input:

5000
246610103 780664789 678774940 716124165 518453378 300121008 135383319 939869983 430946660 13412...

output:


result:


Test #7:

score: 0
Runtime Error

input:

300000
786856547 380253059 684225515 795392038 881780483 18437791 793783577 832330260 801624996 3466...

output:


result:


Test #8:

score: 0
Runtime Error

input:

300000
951000485 930070933 3566360 157114366 150196488 611226665 123590886 950624066 472150346 57976...

output:


result:


Test #9:

score: 0
Runtime Error

input:

300000
728509094 406128756 696166390 756254976 31403187 672131182 35544213 870708756 3659210 5227553...

output:


result:


Test #10:

score: 0
Runtime Error

input:

300000
804874490 52247250 546638789 400214210 383796618 47995083 814777769 507157584 466189162 28296...

output:


result: