Submission #627599

# Submission time Handle Problem Language Result Execution time Memory
627599 2022-08-12T17:31:26 Z sofapuden Rarest Insects (IOI22_insects) C++17
98.76 / 100
65 ms 416 KB
#include "insects.h"
#include<bits/stdc++.h>

using namespace std;

int min_cardinality(int n) {
	int am = 1;
	move_inside(0);
	vector<int> st(n,0);
	st[0] = 1;
	int sz = 1;
	for(int i = 1; i < n; ++i){
		move_inside(i);
		if(press_button() != 1)move_outside(i);
		else am++, st[i] = 1, sz++;
	}
	int l = 2, r = n/am, cur = 1;
	while(l <= r){
		int m = (l+r)>>1;
		m-=2;
		m+=rand()%5;
		m = max(m,l);
		m = min(m,r);
		vector<int> rem;
		for(int i = 0; i < n; ++i){
			if(st[i])continue;
			sz++;
			move_inside(i);
			if(press_button() > m){
				rem.push_back(i);
				sz--;
				move_outside(i);
			}
		}
		if(sz == am*m){
			for(int i = 0; i < n; ++i)st[i] = 1;
			for(auto x : rem)st[x] = 0;
			cur = m;
			l = m + 1;
		}
		else{
			r = m - 1;
			if(l <= r){
				for(auto x : rem)st[x] = 1;
				for(int i = 0; i < n; ++i){
					if(!st[i]){move_outside(i);sz--;}
				}
			}
		}
	}
	return cur;
}
# 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 1 ms 208 KB Output is correct
6 Correct 6 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 7 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 7 ms 208 KB Output is correct
13 Correct 5 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 5 ms 208 KB Output is correct
17 Correct 4 ms 208 KB Output is correct
18 Correct 4 ms 208 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 3 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 1 ms 208 KB Output is correct
# 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 1 ms 208 KB Output is correct
6 Correct 6 ms 208 KB Output is correct
7 Correct 3 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 7 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 7 ms 208 KB Output is correct
13 Correct 5 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 5 ms 208 KB Output is correct
17 Correct 4 ms 208 KB Output is correct
18 Correct 4 ms 208 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 3 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 26 ms 288 KB Output is correct
24 Correct 10 ms 208 KB Output is correct
25 Correct 20 ms 288 KB Output is correct
26 Correct 30 ms 292 KB Output is correct
27 Correct 28 ms 288 KB Output is correct
28 Correct 10 ms 208 KB Output is correct
29 Correct 32 ms 284 KB Output is correct
30 Correct 22 ms 208 KB Output is correct
31 Correct 31 ms 280 KB Output is correct
32 Correct 27 ms 208 KB Output is correct
33 Correct 36 ms 208 KB Output is correct
34 Correct 28 ms 288 KB Output is correct
35 Correct 22 ms 208 KB Output is correct
36 Correct 32 ms 208 KB Output is correct
37 Correct 25 ms 284 KB Output is correct
38 Correct 24 ms 208 KB Output is correct
39 Correct 19 ms 208 KB Output is correct
40 Correct 16 ms 208 KB Output is correct
41 Correct 4 ms 208 KB Output is correct
# 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 50 ms 208 KB Output is correct
8 Correct 15 ms 208 KB Output is correct
9 Correct 54 ms 288 KB Output is correct
10 Partially correct 65 ms 284 KB Output is partially correct
11 Correct 34 ms 300 KB Output is correct
12 Correct 25 ms 208 KB Output is correct
13 Correct 57 ms 288 KB Output is correct
14 Correct 51 ms 292 KB Output is correct
15 Partially correct 54 ms 292 KB Output is partially correct
16 Partially correct 62 ms 288 KB Output is partially correct
17 Partially correct 58 ms 208 KB Output is partially correct
18 Correct 55 ms 416 KB Output is correct
19 Partially correct 58 ms 296 KB Output is partially correct
20 Correct 56 ms 292 KB Output is correct
21 Correct 57 ms 288 KB Output is correct
22 Partially correct 40 ms 208 KB Output is partially correct
23 Correct 39 ms 208 KB Output is correct
24 Correct 22 ms 288 KB Output is correct
25 Correct 31 ms 208 KB Output is correct
26 Correct 29 ms 208 KB Output is correct
27 Correct 27 ms 208 KB Output is correct
28 Correct 49 ms 284 KB Output is correct
29 Partially correct 61 ms 284 KB Output is partially correct
30 Partially correct 40 ms 208 KB Output is partially correct
31 Partially correct 43 ms 288 KB Output is partially correct
32 Partially correct 52 ms 296 KB Output is partially correct
33 Correct 53 ms 292 KB Output is correct
34 Correct 25 ms 308 KB Output is correct
35 Partially correct 56 ms 308 KB Output is partially correct
36 Partially correct 55 ms 288 KB Output is partially correct
37 Correct 48 ms 288 KB Output is correct
38 Correct 54 ms 288 KB Output is correct
39 Correct 54 ms 292 KB Output is correct
40 Correct 65 ms 292 KB Output is correct
41 Correct 59 ms 288 KB Output is correct
42 Correct 61 ms 288 KB Output is correct
43 Correct 15 ms 208 KB Output is correct
44 Correct 36 ms 296 KB Output is correct
45 Correct 32 ms 208 KB Output is correct
46 Correct 27 ms 288 KB Output is correct
47 Correct 30 ms 288 KB Output is correct
48 Correct 30 ms 288 KB Output is correct