Submission #627649

# Submission time Handle Problem Language Result Execution time Memory
627649 2022-08-12T18:01:07 Z sofapuden Rarest Insects (IOI22_insects) C++17
99.89 / 100
67 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){if(i != n-1)move_outside(i);}
		else am++, st[i] = 1, sz++;
	}
	int l = 2, r = n/am, cur = 1;
	srand(time(0));
	bool fi = 1;
	while(l <= r){
		int m = (l+r)>>1;
		vector<int> rem;
		for(int i = n-1; ~i; --i){
			if(st[i])continue;
			sz++;
			if(!fi || i != n-1)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--;}
				}
			}
		}
		fi = 0;
	}
	return cur;
}
# 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 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 6 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 3 ms 208 KB Output is correct
12 Correct 4 ms 208 KB Output is correct
13 Correct 7 ms 208 KB Output is correct
14 Correct 7 ms 208 KB Output is correct
15 Correct 7 ms 208 KB Output is correct
16 Correct 7 ms 208 KB Output is correct
17 Correct 6 ms 208 KB Output is correct
18 Correct 4 ms 208 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 4 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 3 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 3 ms 208 KB Output is correct
7 Correct 2 ms 208 KB Output is correct
8 Correct 6 ms 208 KB Output is correct
9 Correct 6 ms 208 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 3 ms 208 KB Output is correct
12 Correct 4 ms 208 KB Output is correct
13 Correct 7 ms 208 KB Output is correct
14 Correct 7 ms 208 KB Output is correct
15 Correct 7 ms 208 KB Output is correct
16 Correct 7 ms 208 KB Output is correct
17 Correct 6 ms 208 KB Output is correct
18 Correct 4 ms 208 KB Output is correct
19 Correct 6 ms 208 KB Output is correct
20 Correct 4 ms 208 KB Output is correct
21 Correct 3 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct
23 Correct 25 ms 296 KB Output is correct
24 Correct 11 ms 208 KB Output is correct
25 Correct 29 ms 292 KB Output is correct
26 Correct 36 ms 208 KB Output is correct
27 Correct 20 ms 208 KB Output is correct
28 Correct 9 ms 208 KB Output is correct
29 Correct 20 ms 208 KB Output is correct
30 Correct 24 ms 208 KB Output is correct
31 Correct 35 ms 284 KB Output is correct
32 Correct 39 ms 280 KB Output is correct
33 Correct 18 ms 208 KB Output is correct
34 Correct 21 ms 296 KB Output is correct
35 Correct 23 ms 208 KB Output is correct
36 Correct 33 ms 280 KB Output is correct
37 Correct 30 ms 284 KB Output is correct
38 Correct 23 ms 208 KB Output is correct
39 Correct 23 ms 208 KB Output is correct
40 Correct 13 ms 208 KB Output is correct
41 Correct 11 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 0 ms 208 KB Output is correct
7 Correct 62 ms 208 KB Output is correct
8 Correct 19 ms 208 KB Output is correct
9 Correct 38 ms 288 KB Output is correct
10 Correct 22 ms 208 KB Output is correct
11 Correct 30 ms 412 KB Output is correct
12 Correct 35 ms 288 KB Output is correct
13 Correct 53 ms 292 KB Output is correct
14 Correct 23 ms 304 KB Output is correct
15 Correct 54 ms 288 KB Output is correct
16 Correct 58 ms 292 KB Output is correct
17 Correct 42 ms 208 KB Output is correct
18 Correct 60 ms 288 KB Output is correct
19 Partially correct 47 ms 284 KB Output is partially correct
20 Correct 36 ms 208 KB Output is correct
21 Correct 48 ms 284 KB Output is correct
22 Correct 56 ms 292 KB Output is correct
23 Correct 41 ms 288 KB Output is correct
24 Correct 31 ms 288 KB Output is correct
25 Correct 23 ms 416 KB Output is correct
26 Correct 15 ms 208 KB Output is correct
27 Correct 67 ms 284 KB Output is correct
28 Correct 33 ms 300 KB Output is correct
29 Partially correct 53 ms 208 KB Output is partially correct
30 Partially correct 53 ms 288 KB Output is partially correct
31 Correct 49 ms 208 KB Output is correct
32 Correct 41 ms 288 KB Output is correct
33 Correct 37 ms 304 KB Output is correct
34 Correct 27 ms 328 KB Output is correct
35 Partially correct 50 ms 208 KB Output is partially correct
36 Partially correct 52 ms 284 KB Output is partially correct
37 Correct 54 ms 208 KB Output is correct
38 Correct 57 ms 288 KB Output is correct
39 Correct 50 ms 288 KB Output is correct
40 Correct 57 ms 208 KB Output is correct
41 Partially correct 50 ms 284 KB Output is partially correct
42 Partially correct 25 ms 300 KB Output is partially correct
43 Correct 12 ms 208 KB Output is correct
44 Correct 35 ms 296 KB Output is correct
45 Correct 62 ms 288 KB Output is correct
46 Correct 34 ms 292 KB Output is correct
47 Correct 21 ms 208 KB Output is correct
48 Correct 20 ms 292 KB Output is correct