답안 #1112912

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1112912	2024-11-15T08:55:19 Z	adiyer	Bootfall (IZhO17_bootfall)	C++17	65 / 100	1000 ms	2244 KB

bootfall

#pragma optimize ("g",on)
#pragma GCC optimize("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("03")

#include <bits/stdc++.h>
 
#define ios ios_base::sync_with_stdio(0); cin.tie(0);
#define pb push_back
 
using namespace std;
 
typedef int ll;
 
const int N = 5e2 + 11;
const int MAX = 1e6;
 
short int n;
short int a[N];

int s;

vector < int > ans;
 
bitset < 500 * 500 + 3 > dp;

void sol(){
	cin >> n, dp[0] = 1;
	for(ll i = 1; i <= 500 * 500; i++) ans.pb(i);
	for(ll i = 1; i <= n; i++) cin >> a[i], dp |= (dp << a[i]), s += a[i];
	if(s % 2 || dp[s / 2] == 0){
		cout << "0\n";
		return;
	}
	for(short int i = 1; i <= n; i++){
		dp &= 0, dp[0] = 1, s = 0;
		for(short int j = 1; j <= n; j++)
			if(i != j)
				dp |= (dp << a[j]), s += a[j];
		int j = 0;
		while(j < ans.size()){
			if(s < ans[j] || (s - ans[j]) % 2 || !dp[(s - ans[j]) / 2]){
				if(j < ans.size()) swap(ans[j], ans[ans.size() - 1]);
				ans.pop_back();
			}
			else{
				j++;
			}
		}
	}
	sort(ans.begin(), ans.end());
	cout << ans.size() << '\n';
	for(int x : ans) cout << x << ' ';
}
 
signed main(){
	ios                     
	sol();
// 	slow();
//  stress();
}

Compilation message

bootfall.cpp:1: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    1 | #pragma optimize ("g",on)
      | 
bootfall.cpp: In function 'void sol()':
bootfall.cpp:42:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |   while(j < ans.size()){
      |         ~~^~~~~~~~~~~~
bootfall.cpp:44:10: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |     if(j < ans.size()) swap(ans[j], ans[ans.size() - 1]);
      |        ~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1488 KB	Output is correct
2	Correct	3 ms	1488 KB	Output is correct
3	Correct	3 ms	1488 KB	Output is correct
4	Correct	3 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	3 ms	1488 KB	Output is correct
7	Correct	2 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	4 ms	1488 KB	Output is correct

Subtask #2
7.0 / 7.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1488 KB	Output is correct
2	Correct	3 ms	1488 KB	Output is correct
3	Correct	3 ms	1488 KB	Output is correct
4	Correct	3 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	3 ms	1488 KB	Output is correct
7	Correct	2 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	4 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	6 ms	1488 KB	Output is correct
12	Correct	7 ms	1488 KB	Output is correct
13	Correct	6 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	5 ms	1488 KB	Output is correct
16	Correct	7 ms	1488 KB	Output is correct
17	Correct	4 ms	1488 KB	Output is correct
18	Correct	5 ms	1488 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct

Subtask #3
15.0 / 15.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1488 KB	Output is correct
2	Correct	3 ms	1488 KB	Output is correct
3	Correct	3 ms	1488 KB	Output is correct
4	Correct	3 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	3 ms	1488 KB	Output is correct
7	Correct	2 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	4 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	6 ms	1488 KB	Output is correct
12	Correct	7 ms	1488 KB	Output is correct
13	Correct	6 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	5 ms	1488 KB	Output is correct
16	Correct	7 ms	1488 KB	Output is correct
17	Correct	4 ms	1488 KB	Output is correct
18	Correct	5 ms	1488 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	20 ms	1488 KB	Output is correct
22	Correct	23 ms	1488 KB	Output is correct
23	Correct	12 ms	1488 KB	Output is correct
24	Correct	42 ms	1652 KB	Output is correct
25	Correct	41 ms	1488 KB	Output is correct
26	Correct	40 ms	1488 KB	Output is correct
27	Correct	40 ms	1488 KB	Output is correct
28	Correct	40 ms	1652 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	41 ms	1488 KB	Output is correct
31	Correct	41 ms	1652 KB	Output is correct
32	Correct	39 ms	1488 KB	Output is correct
33	Correct	41 ms	1488 KB	Output is correct
34	Correct	40 ms	1488 KB	Output is correct
35	Correct	40 ms	1504 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct

Subtask #4
16.0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1488 KB	Output is correct
2	Correct	3 ms	1488 KB	Output is correct
3	Correct	3 ms	1488 KB	Output is correct
4	Correct	3 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	3 ms	1488 KB	Output is correct
7	Correct	2 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	4 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	6 ms	1488 KB	Output is correct
12	Correct	7 ms	1488 KB	Output is correct
13	Correct	6 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	5 ms	1488 KB	Output is correct
16	Correct	7 ms	1488 KB	Output is correct
17	Correct	4 ms	1488 KB	Output is correct
18	Correct	5 ms	1488 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	20 ms	1488 KB	Output is correct
22	Correct	23 ms	1488 KB	Output is correct
23	Correct	12 ms	1488 KB	Output is correct
24	Correct	42 ms	1652 KB	Output is correct
25	Correct	41 ms	1488 KB	Output is correct
26	Correct	40 ms	1488 KB	Output is correct
27	Correct	40 ms	1488 KB	Output is correct
28	Correct	40 ms	1652 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	41 ms	1488 KB	Output is correct
31	Correct	41 ms	1652 KB	Output is correct
32	Correct	39 ms	1488 KB	Output is correct
33	Correct	41 ms	1488 KB	Output is correct
34	Correct	40 ms	1488 KB	Output is correct
35	Correct	40 ms	1504 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct
37	Correct	159 ms	1656 KB	Output is correct
38	Correct	158 ms	1488 KB	Output is correct
39	Correct	228 ms	1488 KB	Output is correct
40	Correct	285 ms	1656 KB	Output is correct
41	Correct	271 ms	1488 KB	Output is correct
42	Correct	240 ms	1740 KB	Output is correct
43	Correct	237 ms	1652 KB	Output is correct
44	Correct	241 ms	1656 KB	Output is correct
45	Correct	262 ms	1732 KB	Output is correct
46	Correct	277 ms	1488 KB	Output is correct
47	Correct	239 ms	1652 KB	Output is correct
48	Correct	242 ms	1648 KB	Output is correct
49	Correct	245 ms	1488 KB	Output is correct
50	Correct	239 ms	1744 KB	Output is correct
51	Correct	3 ms	1488 KB	Output is correct
52	Correct	292 ms	1648 KB	Output is correct

Subtask #5
21.0 / 21.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1488 KB	Output is correct
2	Correct	3 ms	1488 KB	Output is correct
3	Correct	3 ms	1488 KB	Output is correct
4	Correct	3 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	3 ms	1488 KB	Output is correct
7	Correct	2 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	4 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	6 ms	1488 KB	Output is correct
12	Correct	7 ms	1488 KB	Output is correct
13	Correct	6 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	5 ms	1488 KB	Output is correct
16	Correct	7 ms	1488 KB	Output is correct
17	Correct	4 ms	1488 KB	Output is correct
18	Correct	5 ms	1488 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	20 ms	1488 KB	Output is correct
22	Correct	23 ms	1488 KB	Output is correct
23	Correct	12 ms	1488 KB	Output is correct
24	Correct	42 ms	1652 KB	Output is correct
25	Correct	41 ms	1488 KB	Output is correct
26	Correct	40 ms	1488 KB	Output is correct
27	Correct	40 ms	1488 KB	Output is correct
28	Correct	40 ms	1652 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	41 ms	1488 KB	Output is correct
31	Correct	41 ms	1652 KB	Output is correct
32	Correct	39 ms	1488 KB	Output is correct
33	Correct	41 ms	1488 KB	Output is correct
34	Correct	40 ms	1488 KB	Output is correct
35	Correct	40 ms	1504 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct
37	Correct	159 ms	1656 KB	Output is correct
38	Correct	158 ms	1488 KB	Output is correct
39	Correct	228 ms	1488 KB	Output is correct
40	Correct	285 ms	1656 KB	Output is correct
41	Correct	271 ms	1488 KB	Output is correct
42	Correct	240 ms	1740 KB	Output is correct
43	Correct	237 ms	1652 KB	Output is correct
44	Correct	241 ms	1656 KB	Output is correct
45	Correct	262 ms	1732 KB	Output is correct
46	Correct	277 ms	1488 KB	Output is correct
47	Correct	239 ms	1652 KB	Output is correct
48	Correct	242 ms	1648 KB	Output is correct
49	Correct	245 ms	1488 KB	Output is correct
50	Correct	239 ms	1744 KB	Output is correct
51	Correct	3 ms	1488 KB	Output is correct
52	Correct	292 ms	1648 KB	Output is correct
53	Correct	353 ms	1648 KB	Output is correct
54	Correct	493 ms	1732 KB	Output is correct
55	Correct	500 ms	1908 KB	Output is correct
56	Correct	358 ms	1732 KB	Output is correct
57	Correct	477 ms	1736 KB	Output is correct
58	Correct	483 ms	1648 KB	Output is correct
59	Correct	469 ms	1732 KB	Output is correct
60	Correct	4 ms	1488 KB	Output is correct
61	Correct	488 ms	1648 KB	Output is correct
62	Correct	406 ms	1908 KB	Output is correct
63	Correct	418 ms	1732 KB	Output is correct
64	Correct	402 ms	1732 KB	Output is correct
65	Correct	371 ms	1488 KB	Output is correct
66	Correct	364 ms	1488 KB	Output is correct

Subtask #6
0 / 35.0

#	결과	실행 시간	메모리	Grader output
1	Correct	3 ms	1488 KB	Output is correct
2	Correct	3 ms	1488 KB	Output is correct
3	Correct	3 ms	1488 KB	Output is correct
4	Correct	3 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	3 ms	1488 KB	Output is correct
7	Correct	2 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	4 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	6 ms	1488 KB	Output is correct
12	Correct	7 ms	1488 KB	Output is correct
13	Correct	6 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	5 ms	1488 KB	Output is correct
16	Correct	7 ms	1488 KB	Output is correct
17	Correct	4 ms	1488 KB	Output is correct
18	Correct	5 ms	1488 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	20 ms	1488 KB	Output is correct
22	Correct	23 ms	1488 KB	Output is correct
23	Correct	12 ms	1488 KB	Output is correct
24	Correct	42 ms	1652 KB	Output is correct
25	Correct	41 ms	1488 KB	Output is correct
26	Correct	40 ms	1488 KB	Output is correct
27	Correct	40 ms	1488 KB	Output is correct
28	Correct	40 ms	1652 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	41 ms	1488 KB	Output is correct
31	Correct	41 ms	1652 KB	Output is correct
32	Correct	39 ms	1488 KB	Output is correct
33	Correct	41 ms	1488 KB	Output is correct
34	Correct	40 ms	1488 KB	Output is correct
35	Correct	40 ms	1504 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct
37	Correct	159 ms	1656 KB	Output is correct
38	Correct	158 ms	1488 KB	Output is correct
39	Correct	228 ms	1488 KB	Output is correct
40	Correct	285 ms	1656 KB	Output is correct
41	Correct	271 ms	1488 KB	Output is correct
42	Correct	240 ms	1740 KB	Output is correct
43	Correct	237 ms	1652 KB	Output is correct
44	Correct	241 ms	1656 KB	Output is correct
45	Correct	262 ms	1732 KB	Output is correct
46	Correct	277 ms	1488 KB	Output is correct
47	Correct	239 ms	1652 KB	Output is correct
48	Correct	242 ms	1648 KB	Output is correct
49	Correct	245 ms	1488 KB	Output is correct
50	Correct	239 ms	1744 KB	Output is correct
51	Correct	3 ms	1488 KB	Output is correct
52	Correct	292 ms	1648 KB	Output is correct
53	Correct	353 ms	1648 KB	Output is correct
54	Correct	493 ms	1732 KB	Output is correct
55	Correct	500 ms	1908 KB	Output is correct
56	Correct	358 ms	1732 KB	Output is correct
57	Correct	477 ms	1736 KB	Output is correct
58	Correct	483 ms	1648 KB	Output is correct
59	Correct	469 ms	1732 KB	Output is correct
60	Correct	4 ms	1488 KB	Output is correct
61	Correct	488 ms	1648 KB	Output is correct
62	Correct	406 ms	1908 KB	Output is correct
63	Correct	418 ms	1732 KB	Output is correct
64	Correct	402 ms	1732 KB	Output is correct
65	Correct	371 ms	1488 KB	Output is correct
66	Correct	364 ms	1488 KB	Output is correct
67	Correct	607 ms	1644 KB	Output is correct
68	Correct	5 ms	1488 KB	Output is correct
69	Correct	1000 ms	2160 KB	Output is correct
70	Correct	968 ms	1908 KB	Output is correct
71	Correct	967 ms	1984 KB	Output is correct
72	Correct	960 ms	1488 KB	Output is correct
73	Correct	926 ms	1488 KB	Output is correct
74	Execution timed out	1032 ms	2244 KB	Time limit exceeded
75	Halted	0 ms	0 KB	-

답안 #1112912

Compilation message

Subtask #1 6.0 / 6.0

Subtask #2 7.0 / 7.0

Subtask #3 15.0 / 15.0

Subtask #4 16.0 / 16.0

Subtask #5 21.0 / 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
16.0 / 16.0

Subtask #5
21.0 / 21.0

Subtask #6
0 / 35.0