Submission #1057999

# Submission time Handle Problem Language Result Execution time Memory
1057999 2024-08-14T07:54:39 Z Dan4Life Rarest Insects (IOI22_insects) C++17
45.47 / 100
139 ms 928 KB
#include "insects.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) begin(a), end(a)
using vi = vector<int>;
int n, D;
set<int> S;
map<set<int>,int> M;

bool move_in(int i){move_inside(i); return 1;
	if(S.count(i)) return 0;
	S.insert(i); move_inside(i);
	return 1;
}

bool move_out(int i){move_outside(i); return 1;
	if(!S.count(i)) return 0;
	S.erase(i); move_outside(i);
	return 1;
}

int press(){ return press_button();
	if(sz(S)==1) return 1;
	//if(M.count(S)) return M[S];
	return M[S] = press_button(); 
}

int min_cardinality(int N) {
	n = N; D = N;
	vector<int> xd(n,0); iota(all(xd),0);
	random_shuffle(all(xd));
	for(int i = 0; i < n; i++){
		move_in(xd[i]);
		if(press()>1) move_out(xd[i]), D--;
	}
	for(int i = 0; i < n; i++) move_out(xd[i]);
	int l = 1, r = n;
	while(l<r){
		int mid = (l+r+1)/2, tot=n;
		vi undo; undo.clear();
		for(int i = 0; i < n; i++){
			if(!move_in(xd[i])) continue;
			if(press()>mid) move_out(xd[i]), tot--;
			else undo.pb(xd[i]);
		}
		if(tot==D*mid) l = mid;
		else{
			for(auto u : undo) move_out(u);
			r=mid-1;
		}
	}
	return l;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 6 ms 344 KB Output is correct
7 Correct 8 ms 344 KB Output is correct
8 Correct 7 ms 344 KB Output is correct
9 Correct 6 ms 344 KB Output is correct
10 Correct 8 ms 344 KB Output is correct
11 Correct 9 ms 344 KB Output is correct
12 Correct 6 ms 344 KB Output is correct
13 Correct 6 ms 440 KB Output is correct
14 Correct 6 ms 344 KB Output is correct
15 Correct 7 ms 344 KB Output is correct
16 Correct 7 ms 344 KB Output is correct
17 Correct 8 ms 600 KB Output is correct
18 Correct 7 ms 344 KB Output is correct
19 Correct 8 ms 344 KB Output is correct
20 Correct 6 ms 344 KB Output is correct
21 Correct 6 ms 344 KB Output is correct
22 Correct 8 ms 436 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 6 ms 344 KB Output is correct
7 Correct 8 ms 344 KB Output is correct
8 Correct 7 ms 344 KB Output is correct
9 Correct 6 ms 344 KB Output is correct
10 Correct 8 ms 344 KB Output is correct
11 Correct 9 ms 344 KB Output is correct
12 Correct 6 ms 344 KB Output is correct
13 Correct 6 ms 440 KB Output is correct
14 Correct 6 ms 344 KB Output is correct
15 Correct 7 ms 344 KB Output is correct
16 Correct 7 ms 344 KB Output is correct
17 Correct 8 ms 600 KB Output is correct
18 Correct 7 ms 344 KB Output is correct
19 Correct 8 ms 344 KB Output is correct
20 Correct 6 ms 344 KB Output is correct
21 Correct 6 ms 344 KB Output is correct
22 Correct 8 ms 436 KB Output is correct
23 Correct 33 ms 344 KB Output is correct
24 Correct 51 ms 436 KB Output is correct
25 Correct 52 ms 600 KB Output is correct
26 Correct 48 ms 588 KB Output is correct
27 Correct 44 ms 344 KB Output is correct
28 Correct 38 ms 444 KB Output is correct
29 Correct 56 ms 344 KB Output is correct
30 Correct 49 ms 592 KB Output is correct
31 Correct 46 ms 344 KB Output is correct
32 Correct 38 ms 600 KB Output is correct
33 Correct 62 ms 440 KB Output is correct
34 Correct 49 ms 340 KB Output is correct
35 Correct 54 ms 344 KB Output is correct
36 Correct 41 ms 344 KB Output is correct
37 Correct 48 ms 344 KB Output is correct
38 Correct 47 ms 344 KB Output is correct
39 Correct 38 ms 436 KB Output is correct
40 Correct 50 ms 344 KB Output is correct
41 Correct 42 ms 440 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Partially correct 0 ms 344 KB Output is partially correct
6 Partially correct 0 ms 344 KB Output is partially correct
7 Partially correct 102 ms 440 KB Output is partially correct
8 Partially correct 106 ms 580 KB Output is partially correct
9 Partially correct 111 ms 696 KB Output is partially correct
10 Partially correct 129 ms 560 KB Output is partially correct
11 Partially correct 110 ms 344 KB Output is partially correct
12 Partially correct 122 ms 684 KB Output is partially correct
13 Partially correct 115 ms 680 KB Output is partially correct
14 Partially correct 100 ms 916 KB Output is partially correct
15 Partially correct 123 ms 780 KB Output is partially correct
16 Partially correct 119 ms 568 KB Output is partially correct
17 Partially correct 117 ms 784 KB Output is partially correct
18 Partially correct 111 ms 440 KB Output is partially correct
19 Partially correct 105 ms 668 KB Output is partially correct
20 Partially correct 116 ms 868 KB Output is partially correct
21 Partially correct 96 ms 556 KB Output is partially correct
22 Partially correct 130 ms 680 KB Output is partially correct
23 Partially correct 116 ms 668 KB Output is partially correct
24 Partially correct 121 ms 892 KB Output is partially correct
25 Partially correct 105 ms 588 KB Output is partially correct
26 Partially correct 98 ms 928 KB Output is partially correct
27 Partially correct 139 ms 788 KB Output is partially correct
28 Partially correct 100 ms 672 KB Output is partially correct
29 Partially correct 119 ms 824 KB Output is partially correct
30 Partially correct 84 ms 676 KB Output is partially correct
31 Partially correct 122 ms 680 KB Output is partially correct
32 Partially correct 129 ms 680 KB Output is partially correct
33 Partially correct 124 ms 596 KB Output is partially correct
34 Partially correct 115 ms 608 KB Output is partially correct
35 Partially correct 97 ms 656 KB Output is partially correct
36 Partially correct 128 ms 568 KB Output is partially correct
37 Partially correct 132 ms 432 KB Output is partially correct
38 Partially correct 107 ms 660 KB Output is partially correct
39 Partially correct 118 ms 684 KB Output is partially correct
40 Partially correct 131 ms 676 KB Output is partially correct
41 Partially correct 111 ms 556 KB Output is partially correct
42 Partially correct 121 ms 928 KB Output is partially correct
43 Partially correct 26 ms 444 KB Output is partially correct
44 Partially correct 104 ms 672 KB Output is partially correct
45 Partially correct 113 ms 444 KB Output is partially correct
46 Partially correct 109 ms 672 KB Output is partially correct
47 Partially correct 132 ms 436 KB Output is partially correct
48 Partially correct 125 ms 676 KB Output is partially correct