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Submission #830432

# Submission time Handle Problem Language Result Execution time Memory
830432 2023-08-19T06:32:31 Z tolbi Rarest Insects (IOI22_insects) C++17
0 / 100
 1 ms 208 KB 
#include <bits/stdc++.h>
using namespace std;
#include "insects.h"
int min_cardinality(int N) {
    int l = 1, r = N;
    auto check = [&](int x)->bool{
        vector<int> crr;
        for (int i = 0; i < x; i++){
            crr.push_back(i);
            move_inside(i);
        }
        bool boolean=false;
        for (int i = x; i < N; i++){
            move_inside(i);
            crr.push_back(i);
            if (press_button()>x){
                move_outside(i);
                crr.pop_back();
            }
            else boolean=true;
        }
        while (crr.size()){
            move_outside(crr.back());
            crr.pop_back();
        }
        return boolean;
    };
    while (l<r){
        int mid = l+(r-l)/2;
        if (check(mid)){
            r=mid;
        }
        else {
            l=mid+1;
        }
    }
    return l;
}

Subtask #1
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 Incorrect 0 ms 208 KB Wrong answer.
5 Halted 0 ms 0 KB -

Subtask #2
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 Incorrect 0 ms 208 KB Wrong answer.
5 Halted 0 ms 0 KB -

Subtask #3
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 1 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 Incorrect 1 ms 208 KB Wrong answer.
7 Halted 0 ms 0 KB -