CSES - Putka Open 2020 – 1/5

CSES - Putka Open 2020 – 1/5 - Results

Submission details
Task:	Lista
Sender:	AtskaFin
Submission time:	2020-09-06 09:39:37 +0300
Language:	C++11
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	21
#2	ACCEPTED	38
#3	ACCEPTED	41

Test results
test	verdict	time	group
#1	ACCEPTED	0.01 s	1, 2, 3	details
#2	ACCEPTED	0.01 s	1, 2, 3	details
#3	ACCEPTED	0.01 s	1, 2, 3	details
#4	ACCEPTED	0.01 s	1, 2, 3	details
#5	ACCEPTED	0.01 s	1, 2, 3	details
#6	ACCEPTED	0.01 s	1, 2, 3	details
#7	ACCEPTED	0.01 s	1, 2, 3	details
#8	ACCEPTED	0.01 s	1, 2, 3	details
#9	ACCEPTED	0.01 s	1, 2, 3	details
#10	ACCEPTED	0.01 s	2, 3	details
#11	ACCEPTED	0.01 s	2, 3	details
#12	ACCEPTED	0.01 s	2, 3	details
#13	ACCEPTED	0.01 s	2, 3	details
#14	ACCEPTED	0.01 s	2, 3	details
#15	ACCEPTED	0.01 s	2, 3	details
#16	ACCEPTED	0.01 s	3	details
#17	ACCEPTED	0.01 s	3	details
#18	ACCEPTED	0.01 s	3	details
#19	ACCEPTED	0.01 s	3	details
#20	ACCEPTED	0.01 s	3	details
#21	ACCEPTED	0.02 s	3	details

Compiler report

input/code.cpp: In function 'void search(int)':
input/code.cpp:17:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (row.size() == n) {
       ~~~~~~~~~~~^~~~

Code

#include <iostream>
#include <vector>
#include <set>
 
using namespace std;
 
int n;
vector<int> v[1001];
int sieve[2001];
set<int> s = {1};
vector<int> row = {1};
bool found = false;

void search(int node) {
  if (found) return;

  if (row.size() == n) {
    found = true;
    for (int i : row) {
      cout << i << " ";
    }

    cout << "\n";
    return;
  }

  for (int neighbour : v[node]) {
    if (!s.count(neighbour)) {
      s.insert(neighbour);
      row.push_back(neighbour);
      search(neighbour);
      return;
    }
  }
}

int main() {
  for (int i = 2; i <= 2000; i++) {
    if (sieve[i]) continue;
    for (int j = i * 2; j <= 2000; j += i) {
      sieve[j] = 1;
    }
  }

  cin >> n;
  
  for (int i = 1; i <= n; i++) {
    for (int j = n; j > 0; j--) {
      if (!sieve[i+j]) {
        v[i].push_back(j);
      }
    }
  }

  search(1);
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
`2` view save

correct output
`1 2` view save

user output
`1 2` view save

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
`3` view save

correct output
`1 2 3` view save

user output
`1 2 3` view save

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
`4` view save

correct output
`1 2 3 4` view save

user output
`1 4 3 2` view save

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
`5` view save

correct output
`3 4 1 2 5` view save

user output
`1 4 3 2 5` view save

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
`6` view save

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

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

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
`7` view save

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

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

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
`8` view save

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

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

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

input
`9` view save

correct output
`7 6 5 2 1 4 3 8 9` view save

user output
`1 6 7 4 9 8 5 2 3` view save

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

input
`10` view save

correct output
`7 6 5 2 1 4 3 8 9 10` view save

user output
`1 10 9 8 5 6 7 4 3 2` view save

Test 10

Group: 2, 3

Verdict: ACCEPTED

input
`19` view save

correct output
`17 14 3 8 15 16 13 6 5 2 1 4 9...` view save

user output
`1 18 19 12 17 14 15 16 13 10 9...` view save

Test 11

Group: 2, 3

Verdict: ACCEPTED

input
`56` view save

correct output
`55 54 53 50 51 52 49 48 13 28 ...` view save

user output
`1 52 55 54 53 56 51 50 47 42 4...` view save

Test 12

Group: 2, 3

Verdict: ACCEPTED

input
`70` view save

correct output
`67 4 1 2 9 32 35 38 65 66 61 4...` view save

user output
`1 70 69 68 63 64 67 60 53 56 5...` view save

Test 13

Group: 2, 3

Verdict: ACCEPTED

input
`76` view save

correct output
`73 66 61 42 59 54 53 50 51 52 ...` view save

user output
`1 72 67 70 69 68 71 66 73 76 7...` view save

Test 14

Group: 2, 3

Verdict: ACCEPTED

input
`90` view save

correct output
`87 86 11 18 29 44 45 16 55 58 ...` view save

user output
`1 88 85 82 81 86 87 80 83 90 8...` view save

Test 15

Group: 2, 3

Verdict: ACCEPTED

input
`100` view save

correct output
`97 96 95 78 25 82 81 56 71 68 ...` view save

user output
`1 100 99 98 95 96 97 94 87 92 ...` view save

Test 16

Group: 3

Verdict: ACCEPTED

input
`154` view save

correct output
`151 6 5 92 137 134 149 84 143 ...` view save

user output
`1 150 143 140 153 154 139 144 ...` view save

Test 17

Group: 3

Verdict: ACCEPTED

input
`430` view save

correct output
`427 426 371 372 367 376 375 35...` view save

user output
`1 430 429 428 425 414 415 424 ...` view save

Test 18

Group: 3

Verdict: ACCEPTED

input
`629` view save

correct output
`627 404 227 146 83 150 77 74 3...` view save

user output
`1 618 619 612 625 624 613 616 ...` view save

Test 19

Group: 3

Verdict: ACCEPTED

input
`833` view save

correct output
`829 828 793 574 523 516 515 51...` view save

user output
`1 828 829 808 819 818 809 812 ...` view save

Test 20

Group: 3

Verdict: ACCEPTED

input
`885` view save

correct output
`883 724 723 878 881 726 721 71...` view save

user output
`1 882 877 876 883 870 871 862 ...` view save

Test 21

Group: 3

Verdict: ACCEPTED

input
`1000` view save

correct output
`997 996 737 884 995 492 991 20...` view save

user output
`1 996 997 1000 999 998 995 992...` view save

Putka Open 2020 – 1/5

Lista

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

Tasks

Submissions (AtskaFin)