CSES - Datatähti 2025 loppu

CSES - Datatähti 2025 loppu - Results

Submission details
Task:	Permutaatio
Sender:	adex720
Submission time:	2025-01-18 16:58:34 +0200
Language:	C++ (C++20)
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	RUNTIME ERROR	0
#2	RUNTIME ERROR	0
#3	RUNTIME ERROR	0

Test results
test	verdict	time	group
#1	RUNTIME ERROR	0.00 s	1, 2, 3	details
#2	WRONG ANSWER	0.00 s	1, 2, 3	details
#3	WRONG ANSWER	0.00 s	1, 2, 3	details
#4	WRONG ANSWER	0.00 s	1, 2, 3	details
#5	WRONG ANSWER	0.00 s	1, 2, 3	details
#6	ACCEPTED	0.00 s	1, 2, 3	details
#7	ACCEPTED	0.00 s	1, 2, 3	details
#8	RUNTIME ERROR	0.00 s	1, 2, 3	details
#9	ACCEPTED	0.00 s	1, 2, 3	details
#10	WRONG ANSWER	0.00 s	1, 2, 3	details
#11	WRONG ANSWER	0.00 s	2, 3	details
#12	WRONG ANSWER	0.00 s	2, 3	details
#13	RUNTIME ERROR	0.00 s	2, 3	details
#14	ACCEPTED	0.00 s	2, 3	details
#15	WRONG ANSWER	0.00 s	2, 3	details
#16	WRONG ANSWER	0.21 s	3	details
#17	WRONG ANSWER	0.21 s	3	details
#18	RUNTIME ERROR	0.14 s	3	details
#19	ACCEPTED	0.19 s	3	details
#20	WRONG ANSWER	0.18 s	3	details
#21	WRONG ANSWER	0.00 s	1, 2, 3	details
#22	WRONG ANSWER	0.01 s	2, 3	details
#23	WRONG ANSWER	0.04 s	3	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:68:13: warning: unused variable 'arvo' [-Wunused-variable]
   68 |         int arvo = a[i];
      |             ^~~~

Code

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

using ll = long long;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int n;
    cin >> n;

    int a[n];
    int b[n];

    for (int i = 0; i < n; i++)
    {
        cin >> a[i];
    }
    for (int i = 0; i < n; i++)
    {
        cin >> b[i];
    }

    int suurin = 0;
    for (int i = 0; i < n; i++)
    {
        if (a[i] <= suurin)
            continue;
        if (a[i] == suurin + 1)
        {
            suurin++;
            continue;
        }

        cout << -1;
        return 0;
    }

    suurin = 0;
    for (int i = n - 1; i >= 0; i--)
    {
        if (b[i] <= suurin)
            continue;
        if (b[i] == suurin + 1)
        {
            suurin++;
            continue;
        }

        cout << -1;
        return 0;
    }

    queue<int> alut[n];

    int olemassa[n];
    for (int i = 0; i < n; i++)
    {
        olemassa[i] = 0;
    }
    int ereja = 0;

    stack<pair<int, int>> erit;
    for (int i = 0; i < n; i++)
    {
        int arvo = a[i];
        if (!olemassa[a[i]])
        {
            erit.push({a[i], i});
            ereja++;
            olemassa[a[i]] = 1;
        }

        alut[a[i]].push(i);
    }

    priority_queue<pair<int, int>> q;
    auto eka = erit.top();
    int suurinKayttamaton = eka.first;
    erit.pop();

    int id = alut[eka.first].front();
    alut[eka.first].pop();

    q.push({b[id], id});
    int tulos[n];
    int seuraava = n;
    while (!q.empty())
    {
        auto p = q.top();
        q.pop();

        tulos[p.second] = seuraava;
        seuraava--;

        int arvo = a[p.second];
        if (!alut[arvo].empty())
        {
            int ind = alut[arvo].front();
            alut[arvo].pop();
            q.push({b[ind], ind});
        }

        if (arvo == suurinKayttamaton)
        {
            if (erit.empty())
            {
                suurinKayttamaton = 0;
                continue;
            }
            auto y = erit.top();
            suurinKayttamaton = y.first;
            erit.pop();
            int ind = alut[suurinKayttamaton].front();
            alut[suurinKayttamaton].pop();
            q.push({b[ind], ind});
        }
    }

    for (int t : tulos)
    {
        cout << t << " ";
    }
}

Test details

Test 1

Group: 1, 2, 3

Verdict: RUNTIME ERROR

input
`1 1 1` view save

correct output
`1` view save

user output
(empty)

Test 2

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`2 1 1 1 1` view save

correct output
`IMPOSSIBLE` view save

user output
`2 1` view save

Test 3

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`3 1 1 3 3 2 1` view save

correct output
`IMPOSSIBLE` view save

user output
`-1` view save

Test 4

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`3 1 3 2 2 1 3` view save

correct output
`IMPOSSIBLE` view save

user output
`-1` view save

Test 5

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`5 1 2 3 4 5 2 1 1 1 1` view save

correct output
`IMPOSSIBLE` view save

user output
`2 3 4 5 3` view save

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
`8 1 2 2 3 2 3 4 5 1 3 2 2 1 1 1 1` view save

correct output
`1 8 5 7 2 3 4 6` view save

user output
`1 5 4 6 2 3 7 8` view save

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
`8 1 2 2 2 1 3 2 1 3 5 4 3 2 3 2 1` view save

correct output
`3 8 6 5 2 7 4 1` view save

user output
`4 7 6 5 2 8 3 1` view save

Test 8

Group: 1, 2, 3

Verdict: RUNTIME ERROR

input
`8 1 2 3 4 5 6 7 8 1 1 1 1 1 1 1 1` view save

correct output
`1 2 3 4 5 6 7 8` view save

user output
(empty)

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
`8 1 1 1 1 1 1 1 1 8 7 6 5 4 3 2 1` view save

correct output
`8 7 6 5 4 3 2 1` view save

user output
`8 7 6 5 4 3 2 1` view save

Test 10

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`8 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1` view save

correct output
`IMPOSSIBLE` view save

user output
`8 7 6 5 4 3 2 1` view save

Test 11

Group: 2, 3

Verdict: WRONG ANSWER

input
`500 1 2 2 3 4 4 5 4 6 4 7 8 5 7 9 ...` view save

correct output
`25 205 54 76 500 218 316 181 3...` view save

user output
`84 177 160 178 427 362 428 318...` Truncated

Test 12

Group: 2, 3

Verdict: WRONG ANSWER

input
`500 1 2 3 1 1 2 2 4 1 3 5 3 3 3 4 ...` view save

correct output
`336 388 404 309 233 377 240 42...` view save

user output
`371 379 382 369 356 376 357 38...` Truncated

Test 13

Group: 2, 3

Verdict: RUNTIME ERROR

input
`500 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

user output
(empty)

Test 14

Group: 2, 3

Verdict: ACCEPTED

input
`500 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`500 499 498 497 496 495 494 49...` view save

user output
`500 499 498 497 496 495 494 49...` Truncated

Test 15

Group: 2, 3

Verdict: WRONG ANSWER

input
`500 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`IMPOSSIBLE` view save

user output
`500 499 498 497 496 495 494 49...` Truncated

Test 16

Group: 3

Verdict: WRONG ANSWER

input
`200000 1 2 2 3 2 1 3 3 2 4 2 3 5 4 5 ...` view save

correct output
`12162 165274 130162 168624 391...` view save

user output
`43113 183849 179374 183850 989...` Truncated

Test 17

Group: 3

Verdict: WRONG ANSWER

input
`200000 1 1 2 3 3 2 4 3 4 5 2 5 6 7 3 ...` view save

correct output
`191389 13806 133836 173924 159...` view save

user output
`182543 47790 182544 188504 188...` Truncated

Test 18

Group: 3

Verdict: RUNTIME ERROR

input
`200000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

user output
(empty)

Test 19

Group: 3

Verdict: ACCEPTED

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`200000 199999 199998 199997 19...` view save

user output
`200000 199999 199998 199997 19...` Truncated

Test 20

Group: 3

Verdict: WRONG ANSWER

input
`200000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`IMPOSSIBLE` view save

user output
`200000 199999 199998 199997 19...` Truncated

Test 21

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`8 1 1 2 1 2 3 1 3 4 3 3 2 2 3 1 1` view save

correct output
`IMPOSSIBLE` view save

user output
`-1` view save

Test 22

Group: 2, 3

Verdict: WRONG ANSWER

input
`500 1 2 3 2 1 2 1 2 3 3 3 3 4 1 5 ...` view save

correct output
`IMPOSSIBLE` view save

user output
`-1` view save

Test 23

Group: 3

Verdict: WRONG ANSWER

input
`200000 1 1 1 2 2 3 1 3 4 1 5 4 2 5 6 ...` view save

correct output
`IMPOSSIBLE` view save

user output
`-1` view save

Datatähti 2025 loppu

Permutaatio

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

Test 23

Tasks

Submissions (adex720)