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NOI.AC

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#213958#2380. 中位数Lin_ziluo30106ms1388kbC++504b2024-11-14 20:03:492024-11-14 23:04:44

answer

#include <bits/stdc++.h>
using namespace std;
vector<int> v;
int a[300010];
int median(vector<int> x){
	nth_element(x.begin(),x.begin() + (x.size() + 1) / 2 - 1,x.end());
	return x[(x.size() + 1) / 2 - 1];
}
int main(){
	int n;
	cin >> n;
	for (int i = 1;i <= n;i++)
		cin >> a[i];
	for (int i = 1;i <= n;i++)
		for (int j = i;j <= n;j++){
			vector<int> t;
			for (int k = i;k <= j;k++)
				t.push_back(a[k]);
			v.push_back(median(t));
		}
	cout << median(v) << endl;
	return 0;
}

Details

小提示:点击横条可展开更详细的信息

Test #1:

score: 10
Accepted
time: 36ms
memory: 1384kb

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: 37ms
memory: 1388kb

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: 33ms
memory: 1388kb

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
Time Limit Exceeded

input:

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

output:


result:


Test #8:

score: 0
Time Limit Exceeded

input:

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

output:


result:


Test #9:

score: 0
Time Limit Exceeded

input:

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

output:


result:


Test #10:

score: 0
Time Limit Exceeded

input:

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

output:


result: