답안 #62786 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
62786	2018-07-30T04:03:50 Z	Tenuun	Bootfall (IZhO17_bootfall)	C++17	28 / 100	1000 ms	2452 KB

bootfall

#include<bits/stdc++.h>
 
using namespace std;
 
int n, a[500], res[250001];

bool s[250001];

void check(){
	s[0]=true;
	vector<int> tmp;
	tmp.push_back(0);
	int sz;
	for(int i=0; i<n; i++){
		sz=tmp.size();
		for(int j=0; j<sz; j++){
			if(!s[tmp[j]+a[i]]){
				s[tmp[j]+a[i]]=true;
				tmp.push_back(tmp[j]+a[i]);
			}
		}
	}
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int tot=0;
	cin >> n;
	for(int i=0; i<n; i++){
		cin >> a[i];
		tot+=a[i];
	}
	memset(res, 0, sizeof res);
	memset(s, 0, sizeof s);
	check();
	if(tot%2 || !s[tot/2]){
		return cout << 0, 0;
	}
	int tmp;
	for(int i=0; i<n; i++){
		tmp=a[i];
		a[i]=0;
		memset(s, 0, sizeof s);
		check();
		tot-=tmp;
		for(int j=1; j<=tot; j++){
			if((tot+j)%2) continue;
			if(s[(tot+j)/2]){
				res[j]++;
			}
		}
		tot+=tmp;
		a[i]=tmp;
	}
	vector<int>res;
	for(int i=1; i<=tot; i++){
		if(::res[i]==n){
			res.push_back(i);
		}
	}
	cout << res.size() << endl;
	for(int i=0; i<res.size(); i++) cout << res[i] << " ";
	return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:63:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<res.size(); i++) cout << res[i] << " ";
               ~^~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1656 KB	Output is correct
2	Correct	4 ms	1656 KB	Output is correct
3	Correct	4 ms	1836 KB	Output is correct
4	Correct	4 ms	1836 KB	Output is correct
5	Correct	4 ms	1836 KB	Output is correct
6	Correct	4 ms	1836 KB	Output is correct
7	Correct	4 ms	1836 KB	Output is correct
8	Correct	5 ms	1836 KB	Output is correct
9	Correct	4 ms	1836 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1656 KB	Output is correct
2	Correct	4 ms	1656 KB	Output is correct
3	Correct	4 ms	1836 KB	Output is correct
4	Correct	4 ms	1836 KB	Output is correct
5	Correct	4 ms	1836 KB	Output is correct
6	Correct	4 ms	1836 KB	Output is correct
7	Correct	4 ms	1836 KB	Output is correct
8	Correct	5 ms	1836 KB	Output is correct
9	Correct	4 ms	1836 KB	Output is correct
10	Correct	5 ms	1836 KB	Output is correct
11	Correct	4 ms	1836 KB	Output is correct
12	Correct	5 ms	1836 KB	Output is correct
13	Correct	4 ms	1836 KB	Output is correct
14	Correct	4 ms	1836 KB	Output is correct
15	Correct	4 ms	1836 KB	Output is correct
16	Correct	5 ms	1836 KB	Output is correct
17	Correct	5 ms	1836 KB	Output is correct
18	Correct	4 ms	1836 KB	Output is correct
19	Correct	5 ms	1836 KB	Output is correct
20	Correct	4 ms	1836 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1656 KB	Output is correct
2	Correct	4 ms	1656 KB	Output is correct
3	Correct	4 ms	1836 KB	Output is correct
4	Correct	4 ms	1836 KB	Output is correct
5	Correct	4 ms	1836 KB	Output is correct
6	Correct	4 ms	1836 KB	Output is correct
7	Correct	4 ms	1836 KB	Output is correct
8	Correct	5 ms	1836 KB	Output is correct
9	Correct	4 ms	1836 KB	Output is correct
10	Correct	5 ms	1836 KB	Output is correct
11	Correct	4 ms	1836 KB	Output is correct
12	Correct	5 ms	1836 KB	Output is correct
13	Correct	4 ms	1836 KB	Output is correct
14	Correct	4 ms	1836 KB	Output is correct
15	Correct	4 ms	1836 KB	Output is correct
16	Correct	5 ms	1836 KB	Output is correct
17	Correct	5 ms	1836 KB	Output is correct
18	Correct	4 ms	1836 KB	Output is correct
19	Correct	5 ms	1836 KB	Output is correct
20	Correct	4 ms	1836 KB	Output is correct
21	Correct	14 ms	1836 KB	Output is correct
22	Correct	23 ms	1868 KB	Output is correct
23	Correct	9 ms	2012 KB	Output is correct
24	Correct	38 ms	2012 KB	Output is correct
25	Correct	61 ms	2012 KB	Output is correct
26	Correct	53 ms	2012 KB	Output is correct
27	Correct	36 ms	2012 KB	Output is correct
28	Correct	28 ms	2012 KB	Output is correct
29	Correct	37 ms	2040 KB	Output is correct
30	Correct	56 ms	2040 KB	Output is correct
31	Correct	76 ms	2092 KB	Output is correct
32	Correct	44 ms	2096 KB	Output is correct
33	Correct	7 ms	2096 KB	Output is correct
34	Correct	5 ms	2096 KB	Output is correct
35	Correct	37 ms	2096 KB	Output is correct
36	Correct	40 ms	2096 KB	Output is correct

Subtask #4
0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1656 KB	Output is correct
2	Correct	4 ms	1656 KB	Output is correct
3	Correct	4 ms	1836 KB	Output is correct
4	Correct	4 ms	1836 KB	Output is correct
5	Correct	4 ms	1836 KB	Output is correct
6	Correct	4 ms	1836 KB	Output is correct
7	Correct	4 ms	1836 KB	Output is correct
8	Correct	5 ms	1836 KB	Output is correct
9	Correct	4 ms	1836 KB	Output is correct
10	Correct	5 ms	1836 KB	Output is correct
11	Correct	4 ms	1836 KB	Output is correct
12	Correct	5 ms	1836 KB	Output is correct
13	Correct	4 ms	1836 KB	Output is correct
14	Correct	4 ms	1836 KB	Output is correct
15	Correct	4 ms	1836 KB	Output is correct
16	Correct	5 ms	1836 KB	Output is correct
17	Correct	5 ms	1836 KB	Output is correct
18	Correct	4 ms	1836 KB	Output is correct
19	Correct	5 ms	1836 KB	Output is correct
20	Correct	4 ms	1836 KB	Output is correct
21	Correct	14 ms	1836 KB	Output is correct
22	Correct	23 ms	1868 KB	Output is correct
23	Correct	9 ms	2012 KB	Output is correct
24	Correct	38 ms	2012 KB	Output is correct
25	Correct	61 ms	2012 KB	Output is correct
26	Correct	53 ms	2012 KB	Output is correct
27	Correct	36 ms	2012 KB	Output is correct
28	Correct	28 ms	2012 KB	Output is correct
29	Correct	37 ms	2040 KB	Output is correct
30	Correct	56 ms	2040 KB	Output is correct
31	Correct	76 ms	2092 KB	Output is correct
32	Correct	44 ms	2096 KB	Output is correct
33	Correct	7 ms	2096 KB	Output is correct
34	Correct	5 ms	2096 KB	Output is correct
35	Correct	37 ms	2096 KB	Output is correct
36	Correct	40 ms	2096 KB	Output is correct
37	Correct	517 ms	2372 KB	Output is correct
38	Correct	515 ms	2372 KB	Output is correct
39	Correct	45 ms	2372 KB	Output is correct
40	Execution timed out	1081 ms	2452 KB	Time limit exceeded
41	Halted	0 ms	0 KB	-

Subtask #5
0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1656 KB	Output is correct
2	Correct	4 ms	1656 KB	Output is correct
3	Correct	4 ms	1836 KB	Output is correct
4	Correct	4 ms	1836 KB	Output is correct
5	Correct	4 ms	1836 KB	Output is correct
6	Correct	4 ms	1836 KB	Output is correct
7	Correct	4 ms	1836 KB	Output is correct
8	Correct	5 ms	1836 KB	Output is correct
9	Correct	4 ms	1836 KB	Output is correct
10	Correct	5 ms	1836 KB	Output is correct
11	Correct	4 ms	1836 KB	Output is correct
12	Correct	5 ms	1836 KB	Output is correct
13	Correct	4 ms	1836 KB	Output is correct
14	Correct	4 ms	1836 KB	Output is correct
15	Correct	4 ms	1836 KB	Output is correct
16	Correct	5 ms	1836 KB	Output is correct
17	Correct	5 ms	1836 KB	Output is correct
18	Correct	4 ms	1836 KB	Output is correct
19	Correct	5 ms	1836 KB	Output is correct
20	Correct	4 ms	1836 KB	Output is correct
21	Correct	14 ms	1836 KB	Output is correct
22	Correct	23 ms	1868 KB	Output is correct
23	Correct	9 ms	2012 KB	Output is correct
24	Correct	38 ms	2012 KB	Output is correct
25	Correct	61 ms	2012 KB	Output is correct
26	Correct	53 ms	2012 KB	Output is correct
27	Correct	36 ms	2012 KB	Output is correct
28	Correct	28 ms	2012 KB	Output is correct
29	Correct	37 ms	2040 KB	Output is correct
30	Correct	56 ms	2040 KB	Output is correct
31	Correct	76 ms	2092 KB	Output is correct
32	Correct	44 ms	2096 KB	Output is correct
33	Correct	7 ms	2096 KB	Output is correct
34	Correct	5 ms	2096 KB	Output is correct
35	Correct	37 ms	2096 KB	Output is correct
36	Correct	40 ms	2096 KB	Output is correct
37	Correct	517 ms	2372 KB	Output is correct
38	Correct	515 ms	2372 KB	Output is correct
39	Correct	45 ms	2372 KB	Output is correct
40	Execution timed out	1081 ms	2452 KB	Time limit exceeded
41	Halted	0 ms	0 KB	-

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	4 ms	1656 KB	Output is correct
2	Correct	4 ms	1656 KB	Output is correct
3	Correct	4 ms	1836 KB	Output is correct
4	Correct	4 ms	1836 KB	Output is correct
5	Correct	4 ms	1836 KB	Output is correct
6	Correct	4 ms	1836 KB	Output is correct
7	Correct	4 ms	1836 KB	Output is correct
8	Correct	5 ms	1836 KB	Output is correct
9	Correct	4 ms	1836 KB	Output is correct
10	Correct	5 ms	1836 KB	Output is correct
11	Correct	4 ms	1836 KB	Output is correct
12	Correct	5 ms	1836 KB	Output is correct
13	Correct	4 ms	1836 KB	Output is correct
14	Correct	4 ms	1836 KB	Output is correct
15	Correct	4 ms	1836 KB	Output is correct
16	Correct	5 ms	1836 KB	Output is correct
17	Correct	5 ms	1836 KB	Output is correct
18	Correct	4 ms	1836 KB	Output is correct
19	Correct	5 ms	1836 KB	Output is correct
20	Correct	4 ms	1836 KB	Output is correct
21	Correct	14 ms	1836 KB	Output is correct
22	Correct	23 ms	1868 KB	Output is correct
23	Correct	9 ms	2012 KB	Output is correct
24	Correct	38 ms	2012 KB	Output is correct
25	Correct	61 ms	2012 KB	Output is correct
26	Correct	53 ms	2012 KB	Output is correct
27	Correct	36 ms	2012 KB	Output is correct
28	Correct	28 ms	2012 KB	Output is correct
29	Correct	37 ms	2040 KB	Output is correct
30	Correct	56 ms	2040 KB	Output is correct
31	Correct	76 ms	2092 KB	Output is correct
32	Correct	44 ms	2096 KB	Output is correct
33	Correct	7 ms	2096 KB	Output is correct
34	Correct	5 ms	2096 KB	Output is correct
35	Correct	37 ms	2096 KB	Output is correct
36	Correct	40 ms	2096 KB	Output is correct
37	Correct	517 ms	2372 KB	Output is correct
38	Correct	515 ms	2372 KB	Output is correct
39	Correct	45 ms	2372 KB	Output is correct
40	Execution timed out	1081 ms	2452 KB	Time limit exceeded
41	Halted	0 ms	0 KB	-

답안 #62786

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 0 / 16.0

Subtask #5 0 / 21.0

Subtask #6 0 / 35.0

Subtask #1
6.0 / 6.0

Subtask #2
7.0 / 7.0

Subtask #3
15.0 / 15.0

Subtask #4
0 / 16.0

Subtask #5
0 / 21.0

Subtask #6
0 / 35.0