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Submission #859354

# Submission time Handle Problem Language Result Execution time Memory
859354 2023-10-10T04:50:13 Z NatdanaiHS Rarest Insects (IOI22_insects) C++17
99.95 / 100
 28 ms 852 KB 
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
//move_inside
//move_outside
//press_button
vector<bool> flag(2020,false);
int ans=1,snow=1;
int min_cardinality(int N) {
  flag[0]=true;
  move_inside(0);
  //Prime Set
  for(int i=1;i<N;i++){
    move_inside(i);
    if(press_button()!=1)move_outside(i);
    else snow++,flag[i]=true;
  }
  //find ans
  int l=1,r=N/snow;
  while(l<=r){
    int mid=(l+r)/2;
    stack<int> rollA,rollB;
    int cnt=0;
    for(int i=0;i<N;i++){
        if(cnt==(mid-ans)*snow)break;
        if(flag[i])continue;
        move_inside(i);
        // 
        if(press_button()>mid)move_outside(i),flag[i]=true,rollA.push(i);
        else{
            cnt++;
            rollB.push(i);
        }
    }
    if(cnt==(mid-ans)*snow){
        ans=mid;
        l=mid+1;
        while(rollA.size()){
            flag[rollA.top()]=!flag[rollA.top()];
            rollA.pop();
        }
        while(rollB.size()){
            flag[rollB.top()]=!flag[rollB.top()];
            rollB.pop();
        }
    }
    else{
        r=mid-1;
        while(rollB.size()){
            move_outside(rollB.top());
            rollB.pop();
        }
    }
  }
  return ans;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 2 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 2 ms 596 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 2 ms 344 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 2 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 2 ms 596 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 2 ms 344 KB Output is correct
15 Correct 3 ms 344 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 3 ms 596 KB Output is correct
18 Correct 2 ms 344 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 8 ms 600 KB Output is correct
24 Correct 4 ms 344 KB Output is correct
25 Correct 10 ms 344 KB Output is correct
26 Correct 11 ms 600 KB Output is correct
27 Correct 12 ms 592 KB Output is correct
28 Correct 4 ms 344 KB Output is correct
29 Correct 11 ms 600 KB Output is correct
30 Correct 12 ms 600 KB Output is correct
31 Correct 9 ms 852 KB Output is correct
32 Correct 9 ms 344 KB Output is correct
33 Correct 12 ms 600 KB Output is correct
34 Correct 10 ms 600 KB Output is correct
35 Correct 13 ms 600 KB Output is correct
36 Correct 11 ms 600 KB Output is correct
37 Correct 11 ms 432 KB Output is correct
38 Correct 11 ms 436 KB Output is correct
39 Correct 8 ms 600 KB Output is correct
40 Correct 6 ms 600 KB Output is correct
41 Correct 4 ms 344 KB Output is correct

Subtask #3
74.95 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 596 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 21 ms 600 KB Output is correct
8 Correct 9 ms 344 KB Output is correct
9 Correct 25 ms 680 KB Output is correct
10 Correct 21 ms 600 KB Output is correct
11 Correct 20 ms 412 KB Output is correct
12 Correct 13 ms 344 KB Output is correct
13 Correct 24 ms 848 KB Output is correct
14 Correct 27 ms 444 KB Output is correct
15 Correct 19 ms 600 KB Output is correct
16 Correct 20 ms 600 KB Output is correct
17 Correct 24 ms 408 KB Output is correct
18 Correct 21 ms 424 KB Output is correct
19 Correct 21 ms 588 KB Output is correct
20 Correct 21 ms 592 KB Output is correct
21 Correct 23 ms 424 KB Output is correct
22 Correct 28 ms 692 KB Output is correct
23 Correct 21 ms 668 KB Output is correct
24 Correct 16 ms 424 KB Output is correct
25 Correct 13 ms 600 KB Output is correct
26 Correct 9 ms 344 KB Output is correct
27 Correct 21 ms 600 KB Output is correct
28 Correct 16 ms 600 KB Output is correct
29 Correct 26 ms 436 KB Output is correct
30 Correct 27 ms 848 KB Output is correct
31 Correct 25 ms 848 KB Output is correct
32 Correct 24 ms 668 KB Output is correct
33 Correct 25 ms 668 KB Output is correct
34 Correct 20 ms 672 KB Output is correct
35 Partially correct 23 ms 848 KB Output is partially correct
36 Correct 24 ms 344 KB Output is correct
37 Correct 27 ms 600 KB Output is correct
38 Correct 26 ms 852 KB Output is correct
39 Correct 24 ms 344 KB Output is correct
40 Correct 18 ms 592 KB Output is correct
41 Correct 21 ms 432 KB Output is correct
42 Partially correct 25 ms 432 KB Output is partially correct
43 Correct 6 ms 600 KB Output is correct
44 Correct 18 ms 412 KB Output is correct
45 Correct 17 ms 436 KB Output is correct
46 Correct 18 ms 680 KB Output is correct
47 Correct 13 ms 424 KB Output is correct
48 Correct 11 ms 600 KB Output is correct