Submission #627602

# Submission time Handle Problem Language Result Execution time Memory
627602 2022-08-12T17:32:29 Z sofapuden Rarest Insects (IOI22_insects) C++17
99.19 / 100
74 ms 304 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;
	srand(12321);
	while(l <= r){
		int m = (l+r)>>1;
		m-=1;
		m+=rand()%3;
		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 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 1 ms 208 KB Output is correct
6 Correct 5 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 9 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 6 ms 208 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 4 ms 208 KB Output is correct
15 Correct 5 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 5 ms 208 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 2 ms 208 KB Output is correct
21 Correct 4 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 1 ms 208 KB Output is correct
6 Correct 5 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 9 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 6 ms 208 KB Output is correct
13 Correct 5 ms 208 KB Output is correct
14 Correct 4 ms 208 KB Output is correct
15 Correct 5 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 5 ms 208 KB Output is correct
19 Correct 5 ms 208 KB Output is correct
20 Correct 2 ms 208 KB Output is correct
21 Correct 4 ms 208 KB Output is correct
22 Correct 3 ms 208 KB Output is correct
23 Correct 23 ms 296 KB Output is correct
24 Correct 5 ms 208 KB Output is correct
25 Correct 23 ms 208 KB Output is correct
26 Correct 30 ms 288 KB Output is correct
27 Correct 22 ms 208 KB Output is correct
28 Correct 8 ms 208 KB Output is correct
29 Correct 27 ms 208 KB Output is correct
30 Correct 15 ms 284 KB Output is correct
31 Correct 33 ms 284 KB Output is correct
32 Correct 22 ms 208 KB Output is correct
33 Correct 12 ms 208 KB Output is correct
34 Correct 29 ms 288 KB Output is correct
35 Correct 28 ms 208 KB Output is correct
36 Correct 21 ms 280 KB Output is correct
37 Correct 35 ms 208 KB Output is correct
38 Correct 13 ms 208 KB Output is correct
39 Correct 22 ms 208 KB Output is correct
40 Correct 14 ms 280 KB Output is correct
41 Correct 10 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 1 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 0 ms 208 KB Output is correct
7 Correct 57 ms 292 KB Output is correct
8 Correct 21 ms 208 KB Output is correct
9 Correct 55 ms 208 KB Output is correct
10 Correct 63 ms 208 KB Output is correct
11 Correct 46 ms 300 KB Output is correct
12 Correct 25 ms 292 KB Output is correct
13 Correct 57 ms 296 KB Output is correct
14 Correct 32 ms 304 KB Output is correct
15 Correct 49 ms 300 KB Output is correct
16 Correct 49 ms 284 KB Output is correct
17 Partially correct 54 ms 284 KB Output is partially correct
18 Correct 62 ms 208 KB Output is correct
19 Correct 63 ms 292 KB Output is correct
20 Correct 42 ms 288 KB Output is correct
21 Correct 50 ms 284 KB Output is correct
22 Partially correct 74 ms 208 KB Output is partially correct
23 Correct 24 ms 292 KB Output is correct
24 Correct 42 ms 296 KB Output is correct
25 Correct 32 ms 288 KB Output is correct
26 Correct 17 ms 208 KB Output is correct
27 Correct 73 ms 288 KB Output is correct
28 Correct 66 ms 208 KB Output is correct
29 Correct 42 ms 288 KB Output is correct
30 Correct 57 ms 288 KB Output is correct
31 Correct 59 ms 288 KB Output is correct
32 Correct 24 ms 296 KB Output is correct
33 Correct 48 ms 292 KB Output is correct
34 Correct 58 ms 288 KB Output is correct
35 Correct 45 ms 288 KB Output is correct
36 Correct 58 ms 208 KB Output is correct
37 Correct 52 ms 284 KB Output is correct
38 Correct 46 ms 284 KB Output is correct
39 Correct 44 ms 284 KB Output is correct
40 Correct 44 ms 288 KB Output is correct
41 Correct 55 ms 288 KB Output is correct
42 Correct 60 ms 208 KB Output is correct
43 Correct 12 ms 208 KB Output is correct
44 Correct 33 ms 288 KB Output is correct
45 Correct 53 ms 284 KB Output is correct
46 Correct 28 ms 288 KB Output is correct
47 Correct 41 ms 208 KB Output is correct
48 Correct 29 ms 300 KB Output is correct