Submission #827111

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
827111	2023-08-16T08:51:18 Z	Amylopectin	Rarest Insects (IOI22_insects)	C++17	99.89 / 100	58 ms	420 KB

insects

#include "insects.h"
#include <stdio.h>
#include <iostream>
#include <vector>
using namespace std;
const int mxn = 5e3 + 10;
int io[mxn] = {},nop[mxn] = {};
vector<int> cro,fno;
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();
    fno.clear();
    for(i=0; i<n; i++)
    {
      if(io[i] == 0 && nop[i] == 0)
      {
        move_inside(i);
        cou ++;
        io[i] = 1;
        cn = press_button();
        if(cn > mid)
        {
          fno.push_back(i);
          move_outside(i);
          io[i] = 0;
          cou --;
        }
        else 
        {
          cro.push_back(i);
        }
      }
    }
    if(mid * ndif == cou)
    {
      cl = mid;
    }
    else 
    {
      for(i=0; i<fno.size(); i++)
      {
        nop[fno[i]] = 1;
      }
      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:63:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   63 |       for(i=0; i<fno.size(); i++)
      |                ~^~~~~~~~~~~
insects.cpp:67:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |       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	1 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	4 ms	208 KB	Output is correct
7	Correct	2 ms	208 KB	Output is correct
8	Correct	4 ms	208 KB	Output is correct
9	Correct	5 ms	208 KB	Output is correct
10	Correct	5 ms	208 KB	Output is correct
11	Correct	2 ms	208 KB	Output is correct
12	Correct	4 ms	208 KB	Output is correct
13	Correct	4 ms	208 KB	Output is correct
14	Correct	5 ms	208 KB	Output is correct
15	Correct	5 ms	208 KB	Output is correct
16	Correct	4 ms	208 KB	Output is correct
17	Correct	3 ms	208 KB	Output is correct
18	Correct	4 ms	208 KB	Output is correct
19	Correct	3 ms	208 KB	Output is correct
20	Correct	4 ms	208 KB	Output is correct
21	Correct	3 ms	208 KB	Output is correct
22	Correct	2 ms	208 KB	Output is correct

Subtask #2
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 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	4 ms	208 KB	Output is correct
7	Correct	2 ms	208 KB	Output is correct
8	Correct	4 ms	208 KB	Output is correct
9	Correct	5 ms	208 KB	Output is correct
10	Correct	5 ms	208 KB	Output is correct
11	Correct	2 ms	208 KB	Output is correct
12	Correct	4 ms	208 KB	Output is correct
13	Correct	4 ms	208 KB	Output is correct
14	Correct	5 ms	208 KB	Output is correct
15	Correct	5 ms	208 KB	Output is correct
16	Correct	4 ms	208 KB	Output is correct
17	Correct	3 ms	208 KB	Output is correct
18	Correct	4 ms	208 KB	Output is correct
19	Correct	3 ms	208 KB	Output is correct
20	Correct	4 ms	208 KB	Output is correct
21	Correct	3 ms	208 KB	Output is correct
22	Correct	2 ms	208 KB	Output is correct
23	Correct	11 ms	308 KB	Output is correct
24	Correct	7 ms	208 KB	Output is correct
25	Correct	22 ms	208 KB	Output is correct
26	Correct	22 ms	300 KB	Output is correct
27	Correct	11 ms	312 KB	Output is correct
28	Correct	9 ms	300 KB	Output is correct
29	Correct	18 ms	416 KB	Output is correct
30	Correct	17 ms	208 KB	Output is correct
31	Correct	18 ms	312 KB	Output is correct
32	Correct	24 ms	296 KB	Output is correct
33	Correct	22 ms	300 KB	Output is correct
34	Correct	25 ms	420 KB	Output is correct
35	Correct	17 ms	208 KB	Output is correct
36	Correct	20 ms	208 KB	Output is correct
37	Correct	16 ms	308 KB	Output is correct
38	Correct	24 ms	296 KB	Output is correct
39	Correct	19 ms	312 KB	Output is correct
40	Correct	6 ms	208 KB	Output is correct
41	Correct	9 ms	296 KB	Output is correct

Subtask #3
74.89 / 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	0 ms	208 KB	Output is correct
6	Correct	1 ms	208 KB	Output is correct
7	Correct	49 ms	304 KB	Output is correct
8	Correct	19 ms	308 KB	Output is correct
9	Correct	34 ms	208 KB	Output is correct
10	Correct	42 ms	308 KB	Output is correct
11	Correct	41 ms	304 KB	Output is correct
12	Correct	20 ms	304 KB	Output is correct
13	Correct	37 ms	308 KB	Output is correct
14	Correct	43 ms	308 KB	Output is correct
15	Correct	39 ms	308 KB	Output is correct
16	Correct	55 ms	304 KB	Output is correct
17	Correct	33 ms	308 KB	Output is correct
18	Correct	21 ms	308 KB	Output is correct
19	Partially correct	45 ms	304 KB	Output is partially correct
20	Correct	58 ms	312 KB	Output is correct
21	Correct	24 ms	284 KB	Output is correct
22	Correct	39 ms	312 KB	Output is correct
23	Correct	41 ms	208 KB	Output is correct
24	Correct	27 ms	208 KB	Output is correct
25	Correct	32 ms	304 KB	Output is correct
26	Correct	15 ms	208 KB	Output is correct
27	Correct	33 ms	300 KB	Output is correct
28	Correct	35 ms	308 KB	Output is correct
29	Partially correct	39 ms	308 KB	Output is partially correct
30	Partially correct	42 ms	416 KB	Output is partially correct
31	Correct	21 ms	316 KB	Output is correct
32	Correct	45 ms	312 KB	Output is correct
33	Correct	36 ms	328 KB	Output is correct
34	Correct	51 ms	304 KB	Output is correct
35	Partially correct	35 ms	320 KB	Output is partially correct
36	Partially correct	22 ms	308 KB	Output is partially correct
37	Correct	36 ms	304 KB	Output is correct
38	Correct	42 ms	308 KB	Output is correct
39	Correct	33 ms	208 KB	Output is correct
40	Correct	42 ms	312 KB	Output is correct
41	Partially correct	31 ms	308 KB	Output is partially correct
42	Partially correct	39 ms	296 KB	Output is partially correct
43	Correct	11 ms	308 KB	Output is correct
44	Correct	32 ms	308 KB	Output is correct
45	Correct	49 ms	308 KB	Output is correct
46	Correct	13 ms	332 KB	Output is correct
47	Correct	29 ms	308 KB	Output is correct
48	Correct	28 ms	292 KB	Output is correct

Submission #827111

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 15.0 / 15.0

Subtask #3 74.89 / 75.0

Subtask #1
10.0 / 10.0

Subtask #2
15.0 / 15.0

Subtask #3
74.89 / 75.0