CSES - Aalto Competitive Programming 2025 - wk12 - Wed

Submission details
Task:	Grid Sort
Sender:	ind1f
Submission time:	2025-11-26 17:08:25 +0200
Language:	C++ (C++17)
Status:	READY
Result:	ACCEPTED

Test results
test	verdict	time
#1	ACCEPTED	0.00 s	details
#2	ACCEPTED	0.00 s	details
#3	ACCEPTED	0.00 s	details
#4	ACCEPTED	0.00 s	details
#5	ACCEPTED	0.00 s	details
#6	ACCEPTED	0.00 s	details
#7	ACCEPTED	0.00 s	details
#8	ACCEPTED	0.00 s	details
#9	ACCEPTED	0.00 s	details
#10	ACCEPTED	0.00 s	details
#11	ACCEPTED	0.00 s	details
#12	ACCEPTED	0.00 s	details
#13	ACCEPTED	0.00 s	details
#14	ACCEPTED	0.00 s	details
#15	ACCEPTED	0.00 s	details
#16	ACCEPTED	0.00 s	details
#17	ACCEPTED	0.01 s	details
#18	ACCEPTED	0.00 s	details
#19	ACCEPTED	0.00 s	details
#20	ACCEPTED	0.00 s	details
#21	ACCEPTED	0.00 s	details
#22	ACCEPTED	0.00 s	details
#23	ACCEPTED	0.00 s	details
#24	ACCEPTED	0.00 s	details
#25	ACCEPTED	0.00 s	details
#26	ACCEPTED	0.00 s	details
#27	ACCEPTED	0.00 s	details
#28	ACCEPTED	0.00 s	details
#29	ACCEPTED	0.00 s	details
#30	ACCEPTED	0.00 s	details
#31	ACCEPTED	0.00 s	details
#32	ACCEPTED	0.01 s	details
#33	ACCEPTED	0.01 s	details
#34	ACCEPTED	0.01 s	details
#35	ACCEPTED	0.01 s	details
#36	ACCEPTED	0.01 s	details
#37	ACCEPTED	0.01 s	details
#38	ACCEPTED	0.01 s	details
#39	ACCEPTED	0.01 s	details
#40	ACCEPTED	0.01 s	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:35:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   35 |   for (int i = 1; i < p.size(); i++) {
      |                   ~~^~~~~~~~~~

Code

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

const int N = 1e2 + 5;

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

int main() {
  std::ios::sync_with_stdio(false);
  std::cin.tie(0);
  std::cin >> n;
  std::vector<std::pair<int, int>> p;
  for (int i = 1; i <= n; i++) {
    for (int j = 1; j <= n; j++) {
      std::cin >> a[i][j];
    }
    int mn = a[i][1], mx = a[i][1];
    std::vector<int> c;
    for (int j = 1; j <= n; j++) {
      mn = std::min(mn, a[i][j]);
      mx = std::max(mx, a[i][j]);
      c.emplace_back(a[i][j]);
    }
    std::sort(c.begin(), c.end());
    for (int j = 1; j <= n; j++) {
      b[i][j] = std::lower_bound(c.begin(), c.end(), a[i][j]) - c.begin() + 1;
    }
    p.emplace_back(mn, mx);
  }
  std::sort(p.begin(), p.end());
  bool f = true;
  for (int i = 1; i < p.size(); i++) {
    f &= p[i].first > p[i - 1].second;
  }
  for (int i = 2; i <= n; i++) {
    for (int j = 1; j <= n; j++) {
      f &= b[i][j] == b[i - 1][j];
    }
  }
  std::cout << (f ? "Yes" : "No") << '\n';
  return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
`1 1` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 2

Verdict: ACCEPTED

input
`2 4 3 2 1` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 3

Verdict: ACCEPTED

input
`2 4 1 3 2` view save

correct output
`No` view save

user output
`No` view save

Test 4

Verdict: ACCEPTED

input
`2 1 3 4 2` view save

correct output
`No` view save

user output
`No` view save

Test 5

Verdict: ACCEPTED

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

correct output
`Yes` view save

user output
`Yes` view save

Test 6

Verdict: ACCEPTED

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

correct output
`No` view save

user output
`No` view save

Test 7

Verdict: ACCEPTED

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

correct output
`Yes` view save

user output
`Yes` view save

Test 8

Verdict: ACCEPTED

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

correct output
`No` view save

user output
`No` view save

Test 9

Verdict: ACCEPTED

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

correct output
`Yes` view save

user output
`Yes` view save

Test 10

Verdict: ACCEPTED

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

correct output
`Yes` view save

user output
`Yes` view save

Test 11

Verdict: ACCEPTED

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

correct output
`Yes` view save

user output
`Yes` view save

Test 12

Verdict: ACCEPTED

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

correct output
`Yes` view save

user output
`Yes` view save

Test 13

Verdict: ACCEPTED

input
`4 6 8 13 11 3 15 16 4 7 5 1 12 2 9 14 10` view save

correct output
`No` view save

user output
`No` view save

Test 14

Verdict: ACCEPTED

input
`4 1 4 2 3 5 8 6 7 9 12 10 11 13 16 14 15` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 15

Verdict: ACCEPTED

input
`4 12 11 9 10 16 15 13 14 8 7 5 6 4 3 1 2` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 16

Verdict: ACCEPTED

input
`5 10 16 19 2 15 5 18 24 13 9 4 14 23 1 11 21 8 17 6 22 ...` view save

correct output
`No` view save

user output
`No` view save

Test 17

Verdict: ACCEPTED

input
`5 5 15 22 19 18 25 21 3 4 13 14 16 1 12 20 6 7 24 17 23 ...` view save

correct output
`No` view save

user output
`No` view save

Test 18

Verdict: ACCEPTED

input
`5 12 4 2 25 13 9 21 24 5 19 3 23 16 7 6 17 15 11 14 1 ...` view save

correct output
`No` view save

user output
`No` view save

Test 19

Verdict: ACCEPTED

input
`10 23 5 38 47 41 71 26 67 58 56 78 90 54 49 1 10 92 34 72 16 15 11 8 64 65 40 2 6 9 63 18 24 14 29 55 7 27 19 39 48 ...` view save

correct output
`No` view save

user output
`No` view save

Test 20

Verdict: ACCEPTED

input
`10 26 28 36 64 47 85 75 11 20 25 35 24 84 9 76 89 67 23 95 48 74 87 31 46 99 72 8 44 69 34 58 82 56 79 3 62 92 4 12 51 ...` view save

correct output
`No` view save

user output
`No` view save

Test 21

Verdict: ACCEPTED

input
`10 86 96 43 88 95 21 4 31 16 91 77 87 69 6 2 22 100 28 20 68 52 64 70 66 99 23 44 11 38 27 80 67 62 56 13 15 5 29 98 78 ...` view save

correct output
`No` view save

user output
`No` view save

Test 22

Verdict: ACCEPTED

input
`10 86 57 3 17 90 42 35 79 63 44 30 96 7 2 82 66 47 25 5 12 54 15 4 67 1 68 24 89 62 14 97 29 65 39 31 84 43 80 38 78 ...` view save

correct output
`No` view save

user output
`No` view save

Test 23

Verdict: ACCEPTED

input
`10 5 99 63 18 74 50 47 72 30 39 6 84 41 1 40 73 7 81 52 31 20 82 34 2 68 42 10 87 19 25 36 67 79 4 53 75 26 95 69 77 ...` view save

correct output
`No` view save

user output
`No` view save

Test 24

Verdict: ACCEPTED

input
`10 63 79 22 48 30 86 25 71 57 47 14 90 26 70 15 33 55 91 75 49 64 4 13 81 38 24 10 11 97 87 84 89 40 23 9 96 66 1 68 7 ...` view save

correct output
`No` view save

user output
`No` view save

Test 25

Verdict: ACCEPTED

input
`10 63 66 64 70 65 61 62 68 69 67 43 46 44 50 45 41 42 48 49 47 3 6 4 10 5 1 2 8 9 7 73 76 74 80 75 71 72 78 79 77 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 26

Verdict: ACCEPTED

input
`10 10 47 74 89 100 25 93 79 7 3 43 29 12 70 17 92 5 34 35 88 71 28 80 16 36 94 62 75 33 44 87 14 86 27 42 39 52 4 77 50 ...` view save

correct output
`No` view save

user output
`No` view save

Test 27

Verdict: ACCEPTED

input
`10 12 59 65 54 5 48 30 62 98 68 51 90 9 4 52 32 47 17 64 41 15 42 79 61 35 19 95 67 22 44 84 6 40 25 33 75 34 91 99 88 ...` view save

correct output
`No` view save

user output
`No` view save

Test 28

Verdict: ACCEPTED

input
`10 26 27 28 29 25 23 22 24 21 30 86 87 88 89 85 83 82 84 81 90 56 57 58 59 55 53 52 54 51 60 16 17 18 19 15 13 12 14 11 20 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 29

Verdict: ACCEPTED

input
`10 76 71 72 77 75 73 80 74 78 79 26 21 22 27 25 23 30 24 28 29 56 51 52 57 55 53 60 54 58 59 66 61 62 67 65 63 70 64 68 69 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 30

Verdict: ACCEPTED

input
`10 28 25 23 29 27 21 26 30 22 24 78 75 73 79 77 71 76 80 72 74 88 85 83 89 87 81 86 90 82 84 68 65 63 69 67 61 66 70 62 64 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 31

Verdict: ACCEPTED

input
`10 77 74 71 72 75 80 79 76 78 73 17 14 11 12 15 20 19 16 18 13 67 64 61 62 65 70 69 66 68 63 7 4 1 2 5 10 9 6 8 3 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 32

Verdict: ACCEPTED

input
`100 1598 1520 1534 1501 1563 1599 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 33

Verdict: ACCEPTED

input
`100 6303 2749 9513 2663 1635 7785 ...` view save

correct output
`No` view save

user output
`No` view save

Test 34

Verdict: ACCEPTED

input
`100 2262 7066 4010 8234 3186 9889 ...` view save

correct output
`No` view save

user output
`No` view save

Test 35

Verdict: ACCEPTED

input
`100 8560 6500 1040 9851 4125 4121 ...` view save

correct output
`No` view save

user output
`No` view save

Test 36

Verdict: ACCEPTED

input
`100 1726 828 4131 4947 8086 3937 5...` view save

correct output
`No` view save

user output
`No` view save

Test 37

Verdict: ACCEPTED

input
`100 8374 8365 8332 8364 8306 8320 ...` view save

correct output
`Yes` view save

user output
`Yes` view save

Test 38

Verdict: ACCEPTED

input
`100 6651 31 6880 1696 1066 2571 32...` view save

correct output
`No` view save

user output
`No` view save

Test 39

Verdict: ACCEPTED

input
`100 2248 9395 3367 8837 4304 5331 ...` view save

correct output
`No` view save

user output
`No` view save

Test 40

Verdict: ACCEPTED

input
`100 9289 3706 8940 6173 7120 6781 ...` view save

correct output
`No` view save

user output
`No` view save

Aalto Competitive Programming 2025 - wk12 - Wed

Grid Sort

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

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Test 40

Tasks

Submissions (ind1f)