Submission #827119

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
827119	2023-08-16T08:54:11 Z	Amylopectin	Rarest Insects (IOI22_insects)	C++17	99.95 / 100	54 ms	436 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)
        {
          break;
        }
      }
    }
    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: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<fno.size(); i++)
      |                ~^~~~~~~~~~~
insects.cpp:71:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |       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	0 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	5 ms	208 KB	Output is correct
9	Correct	4 ms	208 KB	Output is correct
10	Correct	4 ms	312 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	4 ms	208 KB	Output is correct
15	Correct	4 ms	208 KB	Output is correct
16	Correct	4 ms	208 KB	Output is correct
17	Correct	5 ms	208 KB	Output is correct
18	Correct	4 ms	208 KB	Output is correct
19	Correct	4 ms	208 KB	Output is correct
20	Correct	2 ms	208 KB	Output is correct
21	Correct	4 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	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	0 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	5 ms	208 KB	Output is correct
9	Correct	4 ms	208 KB	Output is correct
10	Correct	4 ms	312 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	4 ms	208 KB	Output is correct
15	Correct	4 ms	208 KB	Output is correct
16	Correct	4 ms	208 KB	Output is correct
17	Correct	5 ms	208 KB	Output is correct
18	Correct	4 ms	208 KB	Output is correct
19	Correct	4 ms	208 KB	Output is correct
20	Correct	2 ms	208 KB	Output is correct
21	Correct	4 ms	208 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct
23	Correct	12 ms	304 KB	Output is correct
24	Correct	4 ms	208 KB	Output is correct
25	Correct	11 ms	428 KB	Output is correct
26	Correct	13 ms	300 KB	Output is correct
27	Correct	23 ms	296 KB	Output is correct
28	Correct	7 ms	208 KB	Output is correct
29	Correct	17 ms	304 KB	Output is correct
30	Correct	19 ms	304 KB	Output is correct
31	Correct	13 ms	308 KB	Output is correct
32	Correct	14 ms	304 KB	Output is correct
33	Correct	11 ms	304 KB	Output is correct
34	Correct	19 ms	208 KB	Output is correct
35	Correct	15 ms	208 KB	Output is correct
36	Correct	21 ms	296 KB	Output is correct
37	Correct	22 ms	308 KB	Output is correct
38	Correct	16 ms	208 KB	Output is correct
39	Correct	18 ms	208 KB	Output is correct
40	Correct	11 ms	336 KB	Output is correct
41	Correct	7 ms	208 KB	Output is correct

Subtask #3
74.95 / 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	0 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	30 ms	304 KB	Output is correct
8	Correct	17 ms	308 KB	Output is correct
9	Correct	26 ms	312 KB	Output is correct
10	Correct	40 ms	436 KB	Output is correct
11	Correct	41 ms	304 KB	Output is correct
12	Correct	26 ms	292 KB	Output is correct
13	Correct	47 ms	308 KB	Output is correct
14	Correct	24 ms	304 KB	Output is correct
15	Correct	21 ms	416 KB	Output is correct
16	Correct	47 ms	308 KB	Output is correct
17	Correct	31 ms	292 KB	Output is correct
18	Correct	36 ms	300 KB	Output is correct
19	Correct	40 ms	300 KB	Output is correct
20	Correct	39 ms	304 KB	Output is correct
21	Correct	36 ms	308 KB	Output is correct
22	Correct	32 ms	304 KB	Output is correct
23	Correct	31 ms	312 KB	Output is correct
24	Correct	35 ms	300 KB	Output is correct
25	Correct	21 ms	336 KB	Output is correct
26	Correct	18 ms	292 KB	Output is correct
27	Correct	44 ms	308 KB	Output is correct
28	Correct	31 ms	308 KB	Output is correct
29	Correct	49 ms	308 KB	Output is correct
30	Correct	47 ms	308 KB	Output is correct
31	Correct	31 ms	308 KB	Output is correct
32	Correct	42 ms	308 KB	Output is correct
33	Correct	54 ms	300 KB	Output is correct
34	Correct	36 ms	312 KB	Output is correct
35	Partially correct	21 ms	208 KB	Output is partially correct
36	Correct	29 ms	304 KB	Output is correct
37	Correct	46 ms	308 KB	Output is correct
38	Correct	32 ms	208 KB	Output is correct
39	Correct	45 ms	308 KB	Output is correct
40	Correct	31 ms	288 KB	Output is correct
41	Correct	25 ms	312 KB	Output is correct
42	Partially correct	46 ms	308 KB	Output is partially correct
43	Correct	11 ms	208 KB	Output is correct
44	Correct	39 ms	316 KB	Output is correct
45	Correct	22 ms	304 KB	Output is correct
46	Correct	18 ms	300 KB	Output is correct
47	Correct	25 ms	300 KB	Output is correct
48	Correct	24 ms	296 KB	Output is correct

Submission #827119

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 15.0 / 15.0

Subtask #3 74.95 / 75.0

Subtask #1
10.0 / 10.0

Subtask #2
15.0 / 15.0

Subtask #3
74.95 / 75.0