답안 #857938

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
857938	2023-10-07T07:34:59 Z	firewater	드문 곤충 (IOI22_insects)	C++17	99.01 / 100	36 ms	1108 KB

insects

#include "insects.h"
#include<bits/stdc++.h>
#define MX 2023
using namespace std;
int n,m,l,r,num,gg,sav,p[MX],pp[MX];
vector<int>d;
int check(int x)
{
	for(int i=0;i<n;++i){
		if(p[i]||pp[i])continue;
		move_inside(i);
		if(press_button()>x)move_outside(i);
		else{
			p[i]=1;
			d.push_back(i);
			num++;
		}
	}
	return num;
}
int min_cardinality(int N) {
	n=N;
	for(int i=0;i<n;++i){
		move_inside(i);
		if(press_button()>1)move_outside(i);
		else p[i]=1,num++;
	}
	m=num;
	l=1;
	r=n/m;
	sav=-1;
	gg=3;
	while(l<r){
		int mid=l+r+1>>1;
		mid=min(mid+gg,r);
		d.clear();
		if(sav!=-1){
			d.push_back(sav);
			sav=-1;
		}
		if(check(mid)==mid*m)l=mid;
		else{
			r=mid-1;
			for(int i=0;i<n;++i)
				if(!p[i])pp[i]=1;
			for(int i=1;i<d.size();++i){
				p[d[i]]=0;
				move_outside(d[i]);
				num--;
			}
			sav=d[0];
			gg=0;
		}
	}
	return l;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:34:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   34 |   int mid=l+r+1>>1;
      |           ~~~^~
insects.cpp:46:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |    for(int i=1;i<d.size();++i){
      |                ~^~~~~~~~~

Subtask #1

10.0 / 10.0

#	결과	실행 시간	메모리	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	2 ms	500 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	2 ms	344 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	2 ms	600 KB	Output is correct
9	Correct	4 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	2 ms	344 KB	Output is correct
13	Correct	3 ms	600 KB	Output is correct
14	Correct	3 ms	344 KB	Output is correct
15	Correct	3 ms	344 KB	Output is correct
16	Correct	2 ms	344 KB	Output is correct
17	Correct	3 ms	600 KB	Output is correct
18	Correct	3 ms	596 KB	Output is correct
19	Correct	3 ms	600 KB	Output is correct
20	Correct	3 ms	344 KB	Output is correct
21	Correct	1 ms	344 KB	Output is correct
22	Correct	1 ms	596 KB	Output is correct

Subtask #2

15.0 / 15.0

#	결과	실행 시간	메모리	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	2 ms	500 KB	Output is correct
5	Correct	0 ms	344 KB	Output is correct
6	Correct	2 ms	344 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	2 ms	600 KB	Output is correct
9	Correct	4 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	2 ms	344 KB	Output is correct
13	Correct	3 ms	600 KB	Output is correct
14	Correct	3 ms	344 KB	Output is correct
15	Correct	3 ms	344 KB	Output is correct
16	Correct	2 ms	344 KB	Output is correct
17	Correct	3 ms	600 KB	Output is correct
18	Correct	3 ms	596 KB	Output is correct
19	Correct	3 ms	600 KB	Output is correct
20	Correct	3 ms	344 KB	Output is correct
21	Correct	1 ms	344 KB	Output is correct
22	Correct	1 ms	596 KB	Output is correct
23	Correct	13 ms	940 KB	Output is correct
24	Correct	5 ms	444 KB	Output is correct
25	Correct	10 ms	444 KB	Output is correct
26	Correct	15 ms	856 KB	Output is correct
27	Correct	10 ms	856 KB	Output is correct
28	Correct	4 ms	344 KB	Output is correct
29	Correct	13 ms	600 KB	Output is correct
30	Correct	15 ms	448 KB	Output is correct
31	Correct	14 ms	452 KB	Output is correct
32	Correct	17 ms	848 KB	Output is correct
33	Correct	12 ms	856 KB	Output is correct
34	Correct	13 ms	932 KB	Output is correct
35	Correct	14 ms	852 KB	Output is correct
36	Correct	12 ms	604 KB	Output is correct
37	Correct	18 ms	852 KB	Output is correct
38	Correct	12 ms	592 KB	Output is correct
39	Correct	12 ms	700 KB	Output is correct
40	Correct	10 ms	600 KB	Output is correct
41	Correct	5 ms	600 KB	Output is correct

Subtask #3

74.01 / 75.0

#	결과	실행 시간	메모리	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	0 ms	344 KB	Output is correct
7	Correct	30 ms	436 KB	Output is correct
8	Correct	10 ms	600 KB	Output is correct
9	Correct	24 ms	680 KB	Output is correct
10	Partially correct	36 ms	588 KB	Output is partially correct
11	Correct	26 ms	420 KB	Output is correct
12	Correct	15 ms	600 KB	Output is correct
13	Correct	27 ms	600 KB	Output is correct
14	Correct	28 ms	676 KB	Output is correct
15	Correct	24 ms	672 KB	Output is correct
16	Correct	25 ms	672 KB	Output is correct
17	Correct	25 ms	856 KB	Output is correct
18	Correct	30 ms	676 KB	Output is correct
19	Correct	27 ms	856 KB	Output is correct
20	Correct	31 ms	1108 KB	Output is correct
21	Partially correct	27 ms	696 KB	Output is partially correct
22	Partially correct	30 ms	444 KB	Output is partially correct
23	Correct	28 ms	604 KB	Output is correct
24	Correct	21 ms	856 KB	Output is correct
25	Correct	15 ms	600 KB	Output is correct
26	Correct	9 ms	600 KB	Output is correct
27	Correct	19 ms	684 KB	Output is correct
28	Correct	22 ms	676 KB	Output is correct
29	Correct	30 ms	940 KB	Output is correct
30	Correct	22 ms	692 KB	Output is correct
31	Partially correct	29 ms	612 KB	Output is partially correct
32	Partially correct	28 ms	672 KB	Output is partially correct
33	Correct	30 ms	688 KB	Output is correct
34	Correct	25 ms	680 KB	Output is correct
35	Correct	27 ms	856 KB	Output is correct
36	Correct	25 ms	684 KB	Output is correct
37	Partially correct	30 ms	848 KB	Output is partially correct
38	Partially correct	25 ms	856 KB	Output is partially correct
39	Correct	22 ms	692 KB	Output is correct
40	Correct	24 ms	440 KB	Output is correct
41	Correct	18 ms	420 KB	Output is correct
42	Correct	27 ms	864 KB	Output is correct
43	Correct	6 ms	344 KB	Output is correct
44	Correct	22 ms	1104 KB	Output is correct
45	Correct	29 ms	600 KB	Output is correct
46	Correct	16 ms	600 KB	Output is correct
47	Correct	16 ms	600 KB	Output is correct
48	Correct	13 ms	672 KB	Output is correct