CSES - Datatähti 2025 alku

Submission details
Task:	Tikut
Sender:	Laserr
Submission time:	2024-11-06 21:04:51 +0200
Language:	C++ (C++11)
Status:	READY
Result:	15

Feedback
group	verdict	score
#1	ACCEPTED	7
#2	ACCEPTED	8
#3	WRONG ANSWER	0
#4	RUNTIME ERROR	0
#5	WRONG ANSWER	0
#6	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.00 s	1, 3, 4, 5, 6	details
#2	ACCEPTED	0.00 s	1, 4, 5, 6	details
#3	ACCEPTED	0.00 s	1, 4, 5, 6	details
#4	ACCEPTED	0.00 s	1, 4, 5, 6	details
#5	ACCEPTED	0.01 s	2, 5, 6	details
#6	ACCEPTED	0.01 s	2, 5, 6	details
#7	WRONG ANSWER	0.07 s	3, 5, 6	details
#8	WRONG ANSWER	0.08 s	3, 5, 6	details
#9	WRONG ANSWER	0.06 s	3, 5, 6	details
#10	WRONG ANSWER	0.06 s	3, 5, 6	details
#11	WRONG ANSWER	0.04 s	3, 5, 6	details
#12	RUNTIME ERROR	0.01 s	4, 5, 6	details
#13	RUNTIME ERROR	0.01 s	4, 5, 6	details
#14	RUNTIME ERROR	0.01 s	4, 5, 6	details
#15	RUNTIME ERROR	0.01 s	4, 5, 6	details
#16	WRONG ANSWER	0.25 s	5, 6	details
#17	WRONG ANSWER	0.25 s	5, 6	details
#18	WRONG ANSWER	0.12 s	5, 6	details
#19	WRONG ANSWER	0.25 s	5, 6	details
#20	TIME LIMIT EXCEEDED	--	6	details
#21	TIME LIMIT EXCEEDED	--	6	details
#22	TIME LIMIT EXCEEDED	--	6	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:26:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |                 while (it < a.size() && a[it].first / 2 < i) it++;
      |                        ~~~^~~~~~~~~~
input/code.cpp:29:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |                         while (it < a.size() && (a[it].first / 2 < j || (a[it].first / 2 == j && a[it].first % 2 == 0))) {
      |                                ~~~^~~~~~~~~~
input/code.cpp:40:38: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   40 |                         if (s.size() < n) continue;
      |...

Code

#include <iostream>
#include <vector>
#include <algorithm>
#include <set>

using namespace std;

int n, m;
int d[1010];
vector<pair<int, pair<int,int>>> a;
int ans[2020];

int main() {
	cin >> n >> m;
	for (int i = 1; i <= n; i++) cin >> d[i];
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= min(d[i], m + 1); j++) a.push_back({ 2 * (d[i] / j) + min(1, d[i] % j), {i, j - 1}});
	}
	for (int i = 1; i <= m; i++) ans[i] = 1000000000;
	sort(a.begin(), a.end());

	for (int i = 1; i <= 400; i++) {
		set<int> s;
		int mi = 0; int ma = 0;
		int it = 0;
		while (it < a.size() && a[it].first / 2 < i) it++;
		
		for (int j = i; j <= 400; j++) {
			while (it < a.size() && (a[it].first / 2 < j || (a[it].first / 2 == j && a[it].first % 2 == 0))) {
				if (s.count(a[it].second.first) == 0) {
					ma += a[it].second.second;
					mi += a[it].second.second;
					s.insert(a[it].second.first);
				}
				else {
					mi--;
				}
				it++;
			}
			if (s.size() < n) continue;
			for (int k = mi; k <= min(m, ma); k++) {
				ans[k] = min(ans[k], j - i);
			}
		}
	}
	for (int i = 1; i <= m; i++) cout << ans[i] << " ";
}

Test details

Test 1

Group: 1, 3, 4, 5, 6

Verdict: ACCEPTED

input
`1 1 6` view save

correct output
`0` view save

user output
`0` view save

Test 2

Group: 1, 4, 5, 6

Verdict: ACCEPTED

input
`5 10 4 8 6 2 7` view save

correct output
`5 4 2 2 2 1 1 1 1 1` view save

user output
`5 4 2 2 2 1 1 1 1 1` view save

Test 3

Group: 1, 4, 5, 6

Verdict: ACCEPTED

input
`5 10 5 5 8 6 7` view save

correct output
`3 3 2 3 2 2 1 1 1 2` view save

user output
`3 3 2 3 2 2 1 1 1 2` view save

Test 4

Group: 1, 4, 5, 6

Verdict: ACCEPTED

input
`5 10 8 7 9 6 10` view save

correct output
`4 4 3 3 2 2 1 2 2 1` view save

user output
`4 4 3 3 2 2 1 2 2 1` view save

Test 5

Group: 2, 5, 6

Verdict: ACCEPTED

input
`1000 1071 3 2 3 1 3 3 2 3 2 3 2 2 2 1 2 ...` view save

correct output
`2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

user output
`2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

Test 6

Group: 2, 5, 6

Verdict: ACCEPTED

input
`1000 1500 3 2 2 3 2 3 2 2 2 3 2 2 3 3 3 ...` view save

correct output
`2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

user output
`2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

Test 7

Group: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 15 710 210 347 398 66 318 277 ...` view save

correct output
`994 994` view save

user output
`1000000000 1000000000` view save

Test 8

Group: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 743 890 592 942 736 969 616 50...` view save

correct output
`498 496` view save

user output
`1000000000 1000000000` view save

Test 9

Group: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 987 968 920 994 988 918 914 95...` view save

correct output
`500 500` view save

user output
`1000000000 1000000000` view save

Test 10

Group: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 996 1000 998 998 999 997 997 9...` view save

correct output
`500 500` view save

user output
`1000000000 1000000000` view save

Test 11

Group: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 501 501 501 501 501 501 501 50...` view save

correct output
`1 168` view save

user output
`1000000000 1000000000` view save

Test 12

Group: 4, 5, 6

Verdict: RUNTIME ERROR

input
`100 200 145 136 74 83 73 36 196 115 11...` view save

correct output
`194 190 189 183 182 181 181 17...` view save

user output
(empty)

Test 13

Group: 4, 5, 6

Verdict: RUNTIME ERROR

input
`100 200 157 110 168 155 192 107 146 15...` view save

correct output
`95 96 96 95 93 94 94 94 90 91 ...` view save

user output
(empty)

Test 14

Group: 4, 5, 6

Verdict: RUNTIME ERROR

input
`50 200 137 118 160 118 146 160 140 18...` view save

correct output
`98 98 98 96 90 91 88 88 84 86 ...` view save

user output
(empty)

Test 15

Group: 4, 5, 6

Verdict: RUNTIME ERROR

input
`100 200 147 174 186 148 155 128 158 18...` view save

correct output
`99 99 98 98 97 97 96 96 95 95 ...` view save

user output
(empty)

Test 16

Group: 5, 6

Verdict: WRONG ANSWER

input
`1000 2000 928772177 816188227 216592201 ...` view save

correct output
`991676844 990940224 990685481 ...` view save

user output
`1000000000 1000000000 10000000...` view save

Test 17

Group: 5, 6

Verdict: WRONG ANSWER

input
`1000 2000 665759876 597950008 615453266 ...` view save

correct output
`498801198 498681904 498504321 ...` view save

user output
`1000000000 1000000000 10000000...` view save

Test 18

Group: 5, 6

Verdict: WRONG ANSWER

input
`500 2000 683288817 784230412 626685186 ...` view save

correct output
`497667621 498434895 495465990 ...` view save

user output
`1000000000 1000000000 10000000...` view save

Test 19

Group: 5, 6

Verdict: WRONG ANSWER

input
`1000 2000 666667000 809309500 571572000 ...` view save

correct output
`499499500 499249250 498999000 ...` view save

user output
`1000000000 1000000000 10000000...` view save

Test 20

Group: 6

Verdict: TIME LIMIT EXCEEDED

input
`100000 200000 861772559 734298084 983382252 ...` view save

correct output
`499973914 499985299 499985141 ...` view save

user output
(empty)

Test 21

Group: 6

Verdict: TIME LIMIT EXCEEDED

input
`30000 200000 691834579 617419813 514778075 ...` view save

correct output
`499967533 499976270 499969810 ...` view save

user output
(empty)

Test 22

Group: 6

Verdict: TIME LIMIT EXCEEDED

input
`100000 200000 820255000 960780000 741965000 ...` view save

correct output
`499995000 499992500 499990000 ...` view save

user output
(empty)

Datatähti 2025 alku

Tikut

Compiler report

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Tasks

Submissions (Laserr)