CSES - Siperia opettaa 2.0 - Results
Submission details
Task:Greedy Game
Sender:Laakeri
Submission time:2016-07-27 20:00:14 +0300
Language:C++
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED100
Test results
testverdicttime
#1ACCEPTED0.03 sdetails
#2ACCEPTED0.04 sdetails
#3ACCEPTED0.04 sdetails
#4ACCEPTED0.02 sdetails
#5ACCEPTED0.04 sdetails
#6ACCEPTED0.04 sdetails
#7ACCEPTED0.04 sdetails
#8ACCEPTED0.03 sdetails
#9ACCEPTED0.03 sdetails
#10ACCEPTED0.04 sdetails
#11ACCEPTED0.04 sdetails
#12ACCEPTED0.03 sdetails
#13ACCEPTED0.04 sdetails
#14ACCEPTED0.11 sdetails
#15ACCEPTED0.08 sdetails
#16ACCEPTED0.07 sdetails
#17ACCEPTED0.08 sdetails
#18ACCEPTED0.08 sdetails
#19ACCEPTED0.10 sdetails
#20ACCEPTED0.11 sdetails
#21ACCEPTED0.12 sdetails
#22ACCEPTED0.08 sdetails
#23ACCEPTED0.12 sdetails
#24ACCEPTED0.10 sdetails
#25ACCEPTED0.12 sdetails
#26ACCEPTED0.10 sdetails
#27ACCEPTED0.10 sdetails
#28ACCEPTED0.09 sdetails
#29ACCEPTED0.09 sdetails
#30ACCEPTED0.08 sdetails

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:54:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (s.size() < (i + 1) / 2) {
                            ^
input/code.cpp:39:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^
input/code.cpp:42:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i].first);
                           ^
input/code.cpp:46:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a[i].second);
                            ^

Code

#include <stdlib.h>
#include <string.h>
#if ( _WIN32 || __WIN32__ || _WIN64 || __WIN64__ )
#define INT64 "%I64d"
#else
#define INT64 "%lld"
#endif

#if ( _WIN32 || __WIN32__ || _WIN64 || __WIN64__ )
#define UNS64 "%I64u"
#else
#define UNS64 "%llu"
#endif
/**
 * Author: Igor Labutin (Labutin.IgorL@gmail.com)
 */

#include <cstdio>
#include <cassert>
#include <algorithm>
#include <set>

using namespace std;

typedef long long ll;
#define forn(i, n) for (int i = 0; i < (int)(n); i++)
#define forlr(i, l, r) for (int i = (int)(l); i <= (int)(r); i++)
const int MAXN = 200000;

pair <int, int> a[MAXN];
int n;

bool cmp(pair <int, int> x, pair <int, int> y) {
	return x.first > y.first || (x.first == y.first && x.second > y.second);
}

int main() {

	scanf("%d", &n);

	forn(i, n) {
		scanf("%d", &a[i].first);
	}

	forn(i, n) {
		scanf("%d", &a[i].second);
	}

	sort(a, a + n, cmp);

	multiset <int> s;

	forn(i, n) {
		if (s.size() < (i + 1) / 2) {
			s.insert(a[i].second);
		} else {
			if (s.size() != 0 && *s.begin() < a[i].second) {
				s.erase(s.begin());
				s.insert(a[i].second);
			}
		}
	}

	ll res = 0;

	for (auto it = s.begin(); it != s.end(); ++it) {
		res += *it;
	}

	printf(INT64 "\n", res);

	return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
5
1 2 3 4 5
2 3 4 5 6

correct output
8

user output
8

Test 2

Verdict: ACCEPTED

input
10
1 1 1 1 1 1 1 1 1 1
2 3 9 5 6 6 1 2 3 4

correct output
17

user output
17

Test 3

Verdict: ACCEPTED

input
15
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
7

user output
7

Test 4

Verdict: ACCEPTED

input
15
2 4 2 8 6 6 5 6 4 10 9 3 10 7 ...

correct output
60

user output
60

Test 5

Verdict: ACCEPTED

input
15
3 8 6 9 1 5 1 9 3 10 1 10 9 8 ...

correct output
47

user output
47

Test 6

Verdict: ACCEPTED

input
15
2 6 4 9 8 3 8 7 1 8 8 7 5 6 8
7 6 4 9 3 8 9 5 3 10 2 2 4 6 3

correct output
46

user output
46

Test 7

Verdict: ACCEPTED

input
15
7 10 8 8 6 10 5 1 7 3 9 4 7 9 ...

correct output
56

user output
56

Test 8

Verdict: ACCEPTED

input
15
9 8 7 7 4 6 4 10 3 7 5 9 5 9 5
3 6 7 2 9 8 3 3 7 5 6 7 9 3 8

correct output
55

user output
55

Test 9

Verdict: ACCEPTED

input
15
684567283 992849846 97315816 3...

correct output
5346487014

user output
5346487014

Test 10

Verdict: ACCEPTED

input
15
220108915 735849670 3920201 84...

correct output
4369763599

user output
4369763599

Test 11

Verdict: ACCEPTED

input
15
428748595 949568430 413698361 ...

correct output
5262225140

user output
5262225140

Test 12

Verdict: ACCEPTED

input
15
310486323 634006126 326650297 ...

correct output
5825473032

user output
5825473032

Test 13

Verdict: ACCEPTED

input
15
865322099 789162758 742776009 ...

correct output
5028684388

user output
5028684388

Test 14

Verdict: ACCEPTED

input
100000
1 5 7 1 6 8 1 7 9 2 7 7 6 1 8 ...

correct output
387044

user output
387044

Test 15

Verdict: ACCEPTED

input
100000
10 6 1 4 1 8 5 4 8 10 5 8 7 5 ...

correct output
388046

user output
388046

Test 16

Verdict: ACCEPTED

input
100000
6 1 1 6 7 8 10 6 7 6 8 7 6 5 3...

correct output
387631

user output
387631

Test 17

Verdict: ACCEPTED

input
100000
9 2 5 7 5 8 5 3 4 10 5 6 10 2 ...

correct output
387600

user output
387600

Test 18

Verdict: ACCEPTED

input
100000
8 7 4 7 3 6 2 6 1 2 7 5 1 5 5 ...

correct output
387928

user output
387928

Test 19

Verdict: ACCEPTED

input
100000
329395763 605200206 806179577 ...

correct output
37487670627833

user output
37487670627833

Test 20

Verdict: ACCEPTED

input
100000
595917875 55389390 744521721 4...

correct output
37446270419509

user output
37446270419509

Test 21

Verdict: ACCEPTED

input
100000
535538034 976297510 186037641 ...

correct output
37452666188784

user output
37452666188784

Test 22

Verdict: ACCEPTED

input
100000
148256243 367924566 130727336 ...

correct output
37441139105851

user output
37441139105851

Test 23

Verdict: ACCEPTED

input
100000
434072499 230270558 578590809 ...

correct output
37528719082827

user output
37528719082827

Test 24

Verdict: ACCEPTED

input
100000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
375239

user output
375239

Test 25

Verdict: ACCEPTED

input
100000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
37477679133533

user output
37477679133533

Test 26

Verdict: ACCEPTED

input
100000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
375514

user output
375514

Test 27

Verdict: ACCEPTED

input
100000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
37505905982098

user output
37505905982098

Test 28

Verdict: ACCEPTED

input
100000
100000 100000 100000 100000 10...

correct output
5000000000

user output
5000000000

Test 29

Verdict: ACCEPTED

input
100000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
2500000000

user output
2500000000

Test 30

Verdict: ACCEPTED

input
100000
1 2 3 4 5 6 7 8 9 10 11 12 13 ...

correct output
3750025000

user output
3750025000