oj.uz

Submission #1069918

# Submission time Handle Problem Language Result Execution time Memory
1069918 2024-08-22T10:01:13 Z AdamGS Rarest Insects (IOI22_insects) C++17
99.8 / 100
 40 ms 1220 KB 
#include "insects.h"
#include<bits/stdc++.h>
using namespace std;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
vector<int>V, usun, Q;
int n, m;
int solve(int l, int r, vector<int>czy) {
	if(l==r) return l;
	int mid=(l+r+1)/2;
	if(r-l>3) ++mid;
	vector<int>A, B;
	rep(i, n) if(czy[i]) {
		move_inside(i);
		++m;
		if(press_button()>mid) {
			A.pb(i);
			move_outside(i);
			--m;
		} else B.pb(i);
	}
	if(m==mid*V.size()) {
		for(auto i : B) czy[i]=0;
		return solve(mid, r, czy);
	}
	for(auto i : A) czy[i]=0;
	for(auto i : B) {
		move_outside(i);
		--m;
	}
	return solve(l, mid-1, czy);
}
int min_cardinality(int _n) {
	n=_n;
	rep(i, n) {
		++m;
		move_inside(i);
		if(press_button()==1) V.pb(i);
		else {
			move_outside(i);
			--m;
		}
	}
	vector<int>czy(n, 1);
	for(auto i : V) czy[i]=0;
	rep(i, V.size()) usun.pb(0);
	return solve(1, n/V.size(), czy);
}

Compilation message

insects.cpp: In function 'int solve(int, int, std::vector<int>)':
insects.cpp:25:6: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |  if(m==mid*V.size()) {
      |     ~^~~~~~~~~~~~~~
insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:4:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    4 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
insects.cpp:49:2: note: in expansion of macro 'rep'
   49 |  rep(i, V.size()) usun.pb(0);
      |  ^~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 3 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 3 ms 440 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 3 ms 440 KB Output is correct
13 Correct 3 ms 344 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 4 ms 432 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 3 ms 444 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 3 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 3 ms 440 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 3 ms 440 KB Output is correct
13 Correct 3 ms 344 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 4 ms 432 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 3 ms 444 KB Output is correct
19 Correct 2 ms 344 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 15 ms 692 KB Output is correct
24 Correct 5 ms 600 KB Output is correct
25 Correct 11 ms 344 KB Output is correct
26 Correct 13 ms 448 KB Output is correct
27 Correct 15 ms 600 KB Output is correct
28 Correct 8 ms 436 KB Output is correct
29 Correct 12 ms 604 KB Output is correct
30 Correct 14 ms 440 KB Output is correct
31 Correct 17 ms 592 KB Output is correct
32 Correct 13 ms 344 KB Output is correct
33 Correct 15 ms 444 KB Output is correct
34 Correct 12 ms 344 KB Output is correct
35 Correct 19 ms 592 KB Output is correct
36 Correct 14 ms 436 KB Output is correct
37 Correct 17 ms 600 KB Output is correct
38 Correct 11 ms 948 KB Output is correct
39 Correct 12 ms 344 KB Output is correct
40 Correct 13 ms 436 KB Output is correct
41 Correct 3 ms 344 KB Output is correct

Subtask #3
74.8 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 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 0 ms 344 KB Output is correct
7 Correct 32 ms 708 KB Output is correct
8 Correct 9 ms 600 KB Output is correct
9 Correct 28 ms 592 KB Output is correct
10 Correct 36 ms 720 KB Output is correct
11 Correct 30 ms 592 KB Output is correct
12 Correct 20 ms 444 KB Output is correct
13 Correct 27 ms 700 KB Output is correct
14 Partially correct 29 ms 436 KB Output is partially correct
15 Correct 32 ms 928 KB Output is correct
16 Correct 33 ms 712 KB Output is correct
17 Correct 30 ms 344 KB Output is correct
18 Correct 31 ms 440 KB Output is correct
19 Correct 28 ms 620 KB Output is correct
20 Correct 31 ms 440 KB Output is correct
21 Correct 25 ms 472 KB Output is correct
22 Correct 30 ms 716 KB Output is correct
23 Correct 37 ms 684 KB Output is correct
24 Correct 18 ms 440 KB Output is correct
25 Correct 16 ms 344 KB Output is correct
26 Correct 11 ms 440 KB Output is correct
27 Correct 25 ms 460 KB Output is correct
28 Correct 28 ms 696 KB Output is correct
29 Correct 33 ms 456 KB Output is correct
30 Correct 37 ms 668 KB Output is correct
31 Correct 34 ms 432 KB Output is correct
32 Correct 27 ms 472 KB Output is correct
33 Partially correct 30 ms 696 KB Output is partially correct
34 Partially correct 31 ms 440 KB Output is partially correct
35 Correct 23 ms 1196 KB Output is correct
36 Correct 30 ms 440 KB Output is correct
37 Correct 40 ms 664 KB Output is correct
38 Correct 26 ms 684 KB Output is correct
39 Correct 26 ms 692 KB Output is correct
40 Correct 31 ms 468 KB Output is correct
41 Correct 26 ms 440 KB Output is correct
42 Correct 29 ms 1220 KB Output is correct
43 Correct 9 ms 600 KB Output is correct
44 Correct 18 ms 444 KB Output is correct
45 Correct 34 ms 700 KB Output is correct
46 Correct 9 ms 344 KB Output is correct
47 Correct 14 ms 700 KB Output is correct
48 Correct 14 ms 344 KB Output is correct