oj.uz

Submission #787698

# Submission time Handle Problem Language Result Execution time Memory
787698 2023-07-19T11:04:09 Z khshg Rarest Insects (IOI22_insects) C++17
99.95 / 100
 58 ms 468 KB 
#include"insects.h"
#include<bits/stdc++.h>
using namespace std;

int min_cardinality(int N) {
	int k;
	int D = 0;
	set<int> INs;
	for(int i = 0; i < N; ++i) {
		INs.insert(i);
		move_inside(i);
		k = press_button();
		if(k == 2) {
			INs.erase(i);
			move_outside(i);
			continue;
		}
		++D;
	}
	int tl = 1, tr = N / D;
	vector<bool> skp(N);
	while(tl < tr) {
		int tm = (tl + tr + 1) / 2;
		vector<int> lst_added, ws;
		for(int i = 0; i < N; ++i) {
			if(skp[i] || !INs.insert(i).second) continue;
			move_inside(i);
			k = press_button();
			if(k > tm) {
				INs.erase(i);
				move_outside(i);
				ws.push_back(i);
				continue;
			}
			lst_added.push_back(i);
			if(D * tm == (int)INs.size()) break;
		}
		if((int)INs.size() < D * tm) {
			tr = tm - 1;
			if(tl == tr) continue;
			for(auto& u : lst_added) {
				INs.erase(u);
				move_outside(u);
			}
			for(auto& u : ws) {
				skp[u] = 1;
			}
		} else {
			tl = tm;
		}
	}
	return (tl + tr) / 2;
}

Subtask #1
10.0 / 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 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 300 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 3 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 5 ms 296 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 300 KB Output is correct
17 Correct 5 ms 208 KB Output is correct
18 Correct 5 ms 208 KB Output is correct
19 Correct 3 ms 304 KB Output is correct
20 Correct 4 ms 304 KB Output is correct
21 Correct 3 ms 308 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 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 1 ms 208 KB Output is correct
6 Correct 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 4 ms 300 KB Output is correct
9 Correct 4 ms 208 KB Output is correct
10 Correct 3 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 5 ms 296 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 300 KB Output is correct
17 Correct 5 ms 208 KB Output is correct
18 Correct 5 ms 208 KB Output is correct
19 Correct 3 ms 304 KB Output is correct
20 Correct 4 ms 304 KB Output is correct
21 Correct 3 ms 308 KB Output is correct
22 Correct 2 ms 208 KB Output is correct
23 Correct 14 ms 292 KB Output is correct
24 Correct 6 ms 336 KB Output is correct
25 Correct 17 ms 328 KB Output is correct
26 Correct 17 ms 208 KB Output is correct
27 Correct 16 ms 308 KB Output is correct
28 Correct 7 ms 304 KB Output is correct
29 Correct 16 ms 292 KB Output is correct
30 Correct 18 ms 208 KB Output is correct
31 Correct 20 ms 304 KB Output is correct
32 Correct 12 ms 292 KB Output is correct
33 Correct 23 ms 292 KB Output is correct
34 Correct 18 ms 316 KB Output is correct
35 Correct 21 ms 296 KB Output is correct
36 Correct 18 ms 312 KB Output is correct
37 Correct 18 ms 284 KB Output is correct
38 Correct 23 ms 208 KB Output is correct
39 Correct 14 ms 320 KB Output is correct
40 Correct 8 ms 436 KB Output is correct
41 Correct 9 ms 320 KB Output is correct

Subtask #3
74.95 / 75.0

# 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 0 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 31 ms 292 KB Output is correct
8 Correct 18 ms 348 KB Output is correct
9 Correct 38 ms 352 KB Output is correct
10 Correct 33 ms 348 KB Output is correct
11 Correct 32 ms 308 KB Output is correct
12 Correct 20 ms 320 KB Output is correct
13 Correct 41 ms 284 KB Output is correct
14 Correct 32 ms 292 KB Output is correct
15 Correct 33 ms 280 KB Output is correct
16 Correct 31 ms 332 KB Output is correct
17 Correct 37 ms 276 KB Output is correct
18 Correct 38 ms 304 KB Output is correct
19 Correct 53 ms 288 KB Output is correct
20 Correct 34 ms 300 KB Output is correct
21 Correct 23 ms 296 KB Output is correct
22 Correct 58 ms 284 KB Output is correct
23 Correct 34 ms 292 KB Output is correct
24 Correct 17 ms 328 KB Output is correct
25 Correct 19 ms 328 KB Output is correct
26 Correct 17 ms 324 KB Output is correct
27 Correct 36 ms 408 KB Output is correct
28 Correct 32 ms 360 KB Output is correct
29 Correct 40 ms 280 KB Output is correct
30 Correct 42 ms 280 KB Output is correct
31 Correct 36 ms 340 KB Output is correct
32 Correct 40 ms 344 KB Output is correct
33 Correct 39 ms 332 KB Output is correct
34 Correct 47 ms 336 KB Output is correct
35 Partially correct 53 ms 328 KB Output is partially correct
36 Correct 44 ms 320 KB Output is correct
37 Correct 39 ms 300 KB Output is correct
38 Correct 32 ms 340 KB Output is correct
39 Correct 32 ms 352 KB Output is correct
40 Correct 21 ms 304 KB Output is correct
41 Correct 43 ms 304 KB Output is correct
42 Partially correct 43 ms 468 KB Output is partially correct
43 Correct 8 ms 208 KB Output is correct
44 Correct 35 ms 276 KB Output is correct
45 Correct 29 ms 344 KB Output is correct
46 Correct 27 ms 292 KB Output is correct
47 Correct 25 ms 336 KB Output is correct
48 Correct 27 ms 304 KB Output is correct