답안 #857913

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
857913	2023-10-07T07:15:11 Z	firewater	드문 곤충 (IOI22_insects)	C++17	94.91 / 100	43 ms	1096 KB

insects

#include "insects.h"
#include<bits/stdc++.h>
#define MX 2023
using namespace std;
int n,m,l,r,num,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;
	for(int i=0;i<n;++i){
		if(p[i])continue;
		move_inside(i);
		if(press_button()>r){
			pp[i]=0;
			move_outside(i);
		}
	}
	for(int i=0;i<n;++i)
		if(!p[i]&&!pp[i])
			move_outside(i);
	while(l<r){
		int mid=l+r+1>>1;
		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];
		}
	}
	return l;
}

Compilation message

insects.cpp: In function 'int min_cardinality(int)':
insects.cpp:44:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   44 |   int mid=l+r+1>>1;
      |           ~~~^~
insects.cpp:55:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   55 |    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	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	3 ms	344 KB	Output is correct
9	Correct	3 ms	344 KB	Output is correct
10	Correct	3 ms	344 KB	Output is correct
11	Correct	2 ms	344 KB	Output is correct
12	Correct	3 ms	344 KB	Output is correct
13	Correct	3 ms	344 KB	Output is correct
14	Correct	4 ms	344 KB	Output is correct
15	Correct	3 ms	344 KB	Output is correct
16	Correct	4 ms	600 KB	Output is correct
17	Correct	3 ms	344 KB	Output is correct
18	Correct	3 ms	344 KB	Output is correct
19	Correct	3 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

#	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	3 ms	344 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	3 ms	344 KB	Output is correct
9	Correct	3 ms	344 KB	Output is correct
10	Correct	3 ms	344 KB	Output is correct
11	Correct	2 ms	344 KB	Output is correct
12	Correct	3 ms	344 KB	Output is correct
13	Correct	3 ms	344 KB	Output is correct
14	Correct	4 ms	344 KB	Output is correct
15	Correct	3 ms	344 KB	Output is correct
16	Correct	4 ms	600 KB	Output is correct
17	Correct	3 ms	344 KB	Output is correct
18	Correct	3 ms	344 KB	Output is correct
19	Correct	3 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	17 ms	672 KB	Output is correct
24	Correct	5 ms	600 KB	Output is correct
25	Correct	17 ms	344 KB	Output is correct
26	Correct	19 ms	688 KB	Output is correct
27	Correct	18 ms	848 KB	Output is correct
28	Correct	6 ms	856 KB	Output is correct
29	Correct	17 ms	600 KB	Output is correct
30	Correct	16 ms	600 KB	Output is correct
31	Correct	18 ms	700 KB	Output is correct
32	Correct	16 ms	852 KB	Output is correct
33	Correct	17 ms	852 KB	Output is correct
34	Correct	18 ms	848 KB	Output is correct
35	Correct	15 ms	600 KB	Output is correct
36	Correct	19 ms	436 KB	Output is correct
37	Correct	15 ms	600 KB	Output is correct
38	Correct	16 ms	444 KB	Output is correct
39	Correct	12 ms	444 KB	Output is correct
40	Correct	10 ms	604 KB	Output is correct
41	Correct	6 ms	444 KB	Output is correct

Subtask #3
69.91 / 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	Partially correct	0 ms	344 KB	Output is partially correct
7	Partially correct	39 ms	596 KB	Output is partially correct
8	Correct	9 ms	344 KB	Output is correct
9	Partially correct	36 ms	660 KB	Output is partially correct
10	Partially correct	36 ms	924 KB	Output is partially correct
11	Partially correct	32 ms	424 KB	Output is partially correct
12	Correct	18 ms	696 KB	Output is correct
13	Partially correct	32 ms	924 KB	Output is partially correct
14	Partially correct	33 ms	600 KB	Output is partially correct
15	Partially correct	37 ms	672 KB	Output is partially correct
16	Partially correct	39 ms	664 KB	Output is partially correct
17	Partially correct	34 ms	664 KB	Output is partially correct
18	Partially correct	37 ms	428 KB	Output is partially correct
19	Partially correct	35 ms	664 KB	Output is partially correct
20	Partially correct	37 ms	840 KB	Output is partially correct
21	Partially correct	39 ms	920 KB	Output is partially correct
22	Partially correct	38 ms	860 KB	Output is partially correct
23	Partially correct	36 ms	1096 KB	Output is partially correct
24	Correct	23 ms	924 KB	Output is correct
25	Correct	22 ms	848 KB	Output is correct
26	Correct	13 ms	600 KB	Output is correct
27	Partially correct	34 ms	1088 KB	Output is partially correct
28	Partially correct	43 ms	924 KB	Output is partially correct
29	Partially correct	35 ms	920 KB	Output is partially correct
30	Partially correct	35 ms	836 KB	Output is partially correct
31	Partially correct	33 ms	660 KB	Output is partially correct
32	Partially correct	34 ms	1096 KB	Output is partially correct
33	Partially correct	32 ms	664 KB	Output is partially correct
34	Partially correct	35 ms	592 KB	Output is partially correct
35	Partially correct	35 ms	836 KB	Output is partially correct
36	Partially correct	39 ms	1092 KB	Output is partially correct
37	Partially correct	37 ms	664 KB	Output is partially correct
38	Partially correct	40 ms	416 KB	Output is partially correct
39	Partially correct	36 ms	684 KB	Output is partially correct
40	Partially correct	34 ms	600 KB	Output is partially correct
41	Partially correct	42 ms	932 KB	Output is partially correct
42	Partially correct	41 ms	1088 KB	Output is partially correct
43	Partially correct	9 ms	856 KB	Output is partially correct
44	Partially correct	33 ms	600 KB	Output is partially correct
45	Partially correct	39 ms	920 KB	Output is partially correct
46	Correct	17 ms	600 KB	Output is correct
47	Correct	16 ms	600 KB	Output is correct
48	Correct	22 ms	676 KB	Output is correct

답안 #857913

Compilation message

Subtask #1 10.0 / 10.0

Subtask #2 15.0 / 15.0

Subtask #3 69.91 / 75.0

Subtask #1
10.0 / 10.0

Subtask #2
15.0 / 15.0

Subtask #3
69.91 / 75.0