Submission #827076

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
827076	2023-08-16T08:35:06 Z	Amylopectin	Rarest Insects (IOI22_insects)	C++17	53.16 / 100	133 ms	312 KB

insects

#include "insects.h"
#include <stdio.h>
#include <iostream>
#include <vector>
using namespace std;
const int mxn = 5e3 + 10;
int io[mxn] = {};
vector<int> cro;
int min_cardinality(int n) 
{
  int i,j,cn,cm,fn,fm,cou = 0,cl,cr,mid,ndif;
  move_inside(0);
  io[0] = 1;
  cou ++;
  for(i=1; i<n; i++)
  {
    move_inside(i);
    cou ++;
    io[i] = 1;
    cn = press_button();
    if(cn == 2)
    {
      move_outside(i);
      io[i] = 0;
      cou --;
    }
  }
  cl = 1;
  cr = n / cou;
  ndif = cou;
  while(cl < cr)
  {
    mid = (cl+cr) / 2 + (cl+cr) % 2;
    cro.clear();
    for(i=0; i<n; i++)
    {
      if(io[i] == 0)
      {
        move_inside(i);
        cou ++;
        io[i] = 1;
        cn = press_button();
        if(cn > mid)
        {
          move_outside(i);
          io[i] = 0;
          cou --;
        }
        else 
        {
          cro.push_back(i);
        }
      }
    }
    if(mid * ndif == cou)
    {
      cl = mid;
    }
    else 
    {
      for(i=0; i<cro.size(); i++)
      {
        // if(io[i] == 1)
        // {
          move_outside(cro[i]);
          io[cro[i]] = 0;
          cou --;
        // }
      }
      cr = mid-1;
    }
  }
  return cl;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:61:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   61 |       for(i=0; i<cro.size(); i++)
      |                ~^~~~~~~~~~~
insects.cpp:11:9: warning: unused variable 'j' [-Wunused-variable]
   11 |   int i,j,cn,cm,fn,fm,cou = 0,cl,cr,mid,ndif;
      |         ^
insects.cpp:11:14: warning: unused variable 'cm' [-Wunused-variable]
   11 |   int i,j,cn,cm,fn,fm,cou = 0,cl,cr,mid,ndif;
      |              ^~
insects.cpp:11:17: warning: unused variable 'fn' [-Wunused-variable]
   11 |   int i,j,cn,cm,fn,fm,cou = 0,cl,cr,mid,ndif;
      |                 ^~
insects.cpp:11:20: warning: unused variable 'fm' [-Wunused-variable]
   11 |   int i,j,cn,cm,fn,fm,cou = 0,cl,cr,mid,ndif;
      |                    ^~

Subtask #1
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	0 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	6 ms	208 KB	Output is correct
7	Correct	1 ms	208 KB	Output is correct
8	Correct	7 ms	208 KB	Output is correct
9	Correct	7 ms	208 KB	Output is correct
10	Correct	7 ms	208 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	8 ms	208 KB	Output is correct
13	Correct	8 ms	208 KB	Output is correct
14	Correct	6 ms	208 KB	Output is correct
15	Correct	2 ms	208 KB	Output is correct
16	Correct	5 ms	208 KB	Output is correct
17	Correct	3 ms	208 KB	Output is correct
18	Correct	7 ms	208 KB	Output is correct
19	Correct	6 ms	208 KB	Output is correct
20	Correct	5 ms	208 KB	Output is correct
21	Correct	3 ms	208 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct

Subtask #2
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	0 ms	208 KB	Output is correct
5	Correct	0 ms	208 KB	Output is correct
6	Correct	6 ms	208 KB	Output is correct
7	Correct	1 ms	208 KB	Output is correct
8	Correct	7 ms	208 KB	Output is correct
9	Correct	7 ms	208 KB	Output is correct
10	Correct	7 ms	208 KB	Output is correct
11	Correct	1 ms	208 KB	Output is correct
12	Correct	8 ms	208 KB	Output is correct
13	Correct	8 ms	208 KB	Output is correct
14	Correct	6 ms	208 KB	Output is correct
15	Correct	2 ms	208 KB	Output is correct
16	Correct	5 ms	208 KB	Output is correct
17	Correct	3 ms	208 KB	Output is correct
18	Correct	7 ms	208 KB	Output is correct
19	Correct	6 ms	208 KB	Output is correct
20	Correct	5 ms	208 KB	Output is correct
21	Correct	3 ms	208 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct
23	Correct	11 ms	208 KB	Output is correct
24	Correct	9 ms	288 KB	Output is correct
25	Correct	23 ms	208 KB	Output is correct
26	Correct	24 ms	308 KB	Output is correct
27	Correct	55 ms	304 KB	Output is correct
28	Correct	5 ms	208 KB	Output is correct
29	Correct	33 ms	312 KB	Output is correct
30	Correct	34 ms	304 KB	Output is correct
31	Correct	39 ms	208 KB	Output is correct
32	Correct	28 ms	300 KB	Output is correct
33	Correct	23 ms	300 KB	Output is correct
34	Correct	27 ms	308 KB	Output is correct
35	Correct	22 ms	308 KB	Output is correct
36	Correct	23 ms	208 KB	Output is correct
37	Correct	26 ms	208 KB	Output is correct
38	Correct	40 ms	304 KB	Output is correct
39	Correct	26 ms	208 KB	Output is correct
40	Correct	6 ms	300 KB	Output is correct
41	Correct	7 ms	300 KB	Output is correct

Subtask #3
28.16 / 75.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	208 KB	Output is correct
2	Correct	0 ms	208 KB	Output is correct
3	Correct	0 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	208 KB	Output is correct
6	Correct	0 ms	208 KB	Output is correct
7	Correct	54 ms	288 KB	Output is correct
8	Correct	16 ms	304 KB	Output is correct
9	Correct	36 ms	292 KB	Output is correct
10	Partially correct	49 ms	296 KB	Output is partially correct
11	Partially correct	122 ms	308 KB	Output is partially correct
12	Correct	18 ms	296 KB	Output is correct
13	Partially correct	133 ms	304 KB	Output is partially correct
14	Partially correct	75 ms	304 KB	Output is partially correct
15	Partially correct	30 ms	304 KB	Output is partially correct
16	Partially correct	46 ms	300 KB	Output is partially correct
17	Partially correct	40 ms	304 KB	Output is partially correct
18	Partially correct	56 ms	300 KB	Output is partially correct
19	Partially correct	38 ms	208 KB	Output is partially correct
20	Partially correct	56 ms	304 KB	Output is partially correct
21	Partially correct	69 ms	296 KB	Output is partially correct
22	Partially correct	63 ms	304 KB	Output is partially correct
23	Partially correct	52 ms	304 KB	Output is partially correct
24	Correct	39 ms	300 KB	Output is correct
25	Correct	28 ms	304 KB	Output is correct
26	Correct	15 ms	300 KB	Output is correct
27	Correct	41 ms	308 KB	Output is correct
28	Correct	31 ms	208 KB	Output is correct
29	Partially correct	44 ms	292 KB	Output is partially correct
30	Partially correct	46 ms	292 KB	Output is partially correct
31	Partially correct	54 ms	308 KB	Output is partially correct
32	Partially correct	54 ms	304 KB	Output is partially correct
33	Partially correct	57 ms	288 KB	Output is partially correct
34	Partially correct	58 ms	308 KB	Output is partially correct
35	Partially correct	42 ms	292 KB	Output is partially correct
36	Partially correct	51 ms	304 KB	Output is partially correct
37	Partially correct	48 ms	308 KB	Output is partially correct
38	Partially correct	50 ms	284 KB	Output is partially correct
39	Correct	29 ms	208 KB	Output is correct
40	Correct	21 ms	208 KB	Output is correct
41	Partially correct	42 ms	208 KB	Output is partially correct
42	Partially correct	60 ms	292 KB	Output is partially correct
43	Partially correct	32 ms	208 KB	Output is partially correct
44	Partially correct	101 ms	296 KB	Output is partially correct
45	Correct	28 ms	208 KB	Output is correct
46	Correct	32 ms	208 KB	Output is correct
47	Correct	22 ms	300 KB	Output is correct
48	Correct	30 ms	208 KB	Output is correct

Submission #827076

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 15.0 / 15.0

Subtask #3 28.16 / 75.0

Subtask #1
10.0 / 10.0

Subtask #2
15.0 / 15.0

Subtask #3
28.16 / 75.0