oj.uz

Submission #1069921

# Submission time Handle Problem Language Result Execution time Memory
1069921 2024-08-22T10:02:33 Z AdamGS Rarest Insects (IOI22_insects) C++17
99.64 / 100
 47 ms 960 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>10) --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 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 3 ms 436 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 436 KB Output is correct
9 Correct 4 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 4 ms 440 KB Output is correct
15 Correct 4 ms 344 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 4 ms 344 KB Output is correct
19 Correct 5 ms 344 KB Output is correct
20 Correct 3 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 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 3 ms 436 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 436 KB Output is correct
9 Correct 4 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 4 ms 440 KB Output is correct
15 Correct 4 ms 344 KB Output is correct
16 Correct 3 ms 344 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 4 ms 344 KB Output is correct
19 Correct 5 ms 344 KB Output is correct
20 Correct 3 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 17 ms 452 KB Output is correct
24 Correct 7 ms 600 KB Output is correct
25 Correct 18 ms 432 KB Output is correct
26 Correct 11 ms 604 KB Output is correct
27 Correct 11 ms 600 KB Output is correct
28 Correct 6 ms 344 KB Output is correct
29 Correct 10 ms 440 KB Output is correct
30 Correct 13 ms 440 KB Output is correct
31 Correct 19 ms 664 KB Output is correct
32 Correct 17 ms 436 KB Output is correct
33 Correct 14 ms 600 KB Output is correct
34 Correct 16 ms 600 KB Output is correct
35 Correct 12 ms 448 KB Output is correct
36 Correct 19 ms 436 KB Output is correct
37 Correct 15 ms 344 KB Output is correct
38 Correct 8 ms 344 KB Output is correct
39 Correct 16 ms 952 KB Output is correct
40 Correct 8 ms 344 KB Output is correct
41 Correct 3 ms 344 KB Output is correct

Subtask #3
74.64 / 75.0

# 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 1 ms 344 KB Output is correct
6 Correct 0 ms 424 KB Output is correct
7 Partially correct 35 ms 696 KB Output is partially correct
8 Correct 11 ms 600 KB Output is correct
9 Partially correct 38 ms 436 KB Output is partially correct
10 Correct 29 ms 592 KB Output is correct
11 Correct 37 ms 692 KB Output is correct
12 Correct 12 ms 596 KB Output is correct
13 Correct 31 ms 644 KB Output is correct
14 Correct 31 ms 672 KB Output is correct
15 Correct 47 ms 628 KB Output is correct
16 Partially correct 25 ms 688 KB Output is partially correct
17 Partially correct 28 ms 592 KB Output is partially correct
18 Correct 25 ms 848 KB Output is correct
19 Correct 35 ms 592 KB Output is correct
20 Correct 43 ms 592 KB Output is correct
21 Correct 33 ms 344 KB Output is correct
22 Correct 33 ms 344 KB Output is correct
23 Correct 33 ms 592 KB Output is correct
24 Correct 30 ms 436 KB Output is correct
25 Correct 19 ms 592 KB Output is correct
26 Correct 10 ms 448 KB Output is correct
27 Partially correct 26 ms 960 KB Output is partially correct
28 Partially correct 32 ms 624 KB Output is partially correct
29 Partially correct 30 ms 456 KB Output is partially correct
30 Partially correct 28 ms 344 KB Output is partially correct
31 Correct 27 ms 344 KB Output is correct
32 Correct 46 ms 344 KB Output is correct
33 Correct 25 ms 440 KB Output is correct
34 Correct 27 ms 472 KB Output is correct
35 Partially correct 41 ms 596 KB Output is partially correct
36 Partially correct 37 ms 424 KB Output is partially correct
37 Correct 41 ms 424 KB Output is correct
38 Correct 26 ms 604 KB Output is correct
39 Partially correct 37 ms 688 KB Output is partially correct
40 Partially correct 37 ms 668 KB Output is partially correct
41 Partially correct 41 ms 688 KB Output is partially correct
42 Partially correct 44 ms 664 KB Output is partially correct
43 Correct 6 ms 340 KB Output is correct
44 Correct 23 ms 676 KB Output is correct
45 Partially correct 30 ms 432 KB Output is partially correct
46 Correct 10 ms 600 KB Output is correct
47 Correct 13 ms 344 KB Output is correct
48 Correct 14 ms 600 KB Output is correct