답안 #1112922

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1112922	2024-11-15T09:13:52 Z	adiyer	Bootfall (IZhO17_bootfall)	C++17	65 / 100	1000 ms	1916 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;
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 = 0; i < n; i++) cin >> a[i], dp |= (dp << a[i]), s += a[i];
	random_shuffle(a, a + n);
	if(s % 2 || dp[s / 2] == 0){
		cout << "0\n";
		return;
	}
	for(short int i = 0; i < n; i++){
		dp &= 0, dp[0] = 1, s = 0;
		for(short int j = 0; 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:43:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |   while(j < ans.size()){
      |         ~~^~~~~~~~~~~~
bootfall.cpp:45:10: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |     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	2 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	4 ms	1488 KB	Output is correct
7	Correct	3 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	3 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	2 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	4 ms	1488 KB	Output is correct
7	Correct	3 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	3 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	8 ms	1492 KB	Output is correct
12	Correct	9 ms	1488 KB	Output is correct
13	Correct	5 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	6 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	7 ms	1580 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	2 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	4 ms	1488 KB	Output is correct
7	Correct	3 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	3 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	8 ms	1492 KB	Output is correct
12	Correct	9 ms	1488 KB	Output is correct
13	Correct	5 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	6 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	7 ms	1580 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	19 ms	1656 KB	Output is correct
22	Correct	24 ms	1488 KB	Output is correct
23	Correct	12 ms	1664 KB	Output is correct
24	Correct	36 ms	1488 KB	Output is correct
25	Correct	36 ms	1488 KB	Output is correct
26	Correct	40 ms	1652 KB	Output is correct
27	Correct	44 ms	1664 KB	Output is correct
28	Correct	43 ms	1664 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	39 ms	1488 KB	Output is correct
31	Correct	41 ms	1648 KB	Output is correct
32	Correct	40 ms	1500 KB	Output is correct
33	Correct	40 ms	1488 KB	Output is correct
34	Correct	48 ms	1488 KB	Output is correct
35	Correct	40 ms	1488 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	2 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	4 ms	1488 KB	Output is correct
7	Correct	3 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	3 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	8 ms	1492 KB	Output is correct
12	Correct	9 ms	1488 KB	Output is correct
13	Correct	5 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	6 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	7 ms	1580 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	19 ms	1656 KB	Output is correct
22	Correct	24 ms	1488 KB	Output is correct
23	Correct	12 ms	1664 KB	Output is correct
24	Correct	36 ms	1488 KB	Output is correct
25	Correct	36 ms	1488 KB	Output is correct
26	Correct	40 ms	1652 KB	Output is correct
27	Correct	44 ms	1664 KB	Output is correct
28	Correct	43 ms	1664 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	39 ms	1488 KB	Output is correct
31	Correct	41 ms	1648 KB	Output is correct
32	Correct	40 ms	1500 KB	Output is correct
33	Correct	40 ms	1488 KB	Output is correct
34	Correct	48 ms	1488 KB	Output is correct
35	Correct	40 ms	1488 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct
37	Correct	156 ms	1652 KB	Output is correct
38	Correct	154 ms	1660 KB	Output is correct
39	Correct	243 ms	1488 KB	Output is correct
40	Correct	316 ms	1732 KB	Output is correct
41	Correct	272 ms	1488 KB	Output is correct
42	Correct	247 ms	1732 KB	Output is correct
43	Correct	231 ms	1728 KB	Output is correct
44	Correct	269 ms	1732 KB	Output is correct
45	Correct	254 ms	1648 KB	Output is correct
46	Correct	272 ms	1488 KB	Output is correct
47	Correct	245 ms	1652 KB	Output is correct
48	Correct	238 ms	1656 KB	Output is correct
49	Correct	272 ms	1648 KB	Output is correct
50	Correct	239 ms	1652 KB	Output is correct
51	Correct	3 ms	1488 KB	Output is correct
52	Correct	298 ms	1656 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	2 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	4 ms	1488 KB	Output is correct
7	Correct	3 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	3 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	8 ms	1492 KB	Output is correct
12	Correct	9 ms	1488 KB	Output is correct
13	Correct	5 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	6 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	7 ms	1580 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	19 ms	1656 KB	Output is correct
22	Correct	24 ms	1488 KB	Output is correct
23	Correct	12 ms	1664 KB	Output is correct
24	Correct	36 ms	1488 KB	Output is correct
25	Correct	36 ms	1488 KB	Output is correct
26	Correct	40 ms	1652 KB	Output is correct
27	Correct	44 ms	1664 KB	Output is correct
28	Correct	43 ms	1664 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	39 ms	1488 KB	Output is correct
31	Correct	41 ms	1648 KB	Output is correct
32	Correct	40 ms	1500 KB	Output is correct
33	Correct	40 ms	1488 KB	Output is correct
34	Correct	48 ms	1488 KB	Output is correct
35	Correct	40 ms	1488 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct
37	Correct	156 ms	1652 KB	Output is correct
38	Correct	154 ms	1660 KB	Output is correct
39	Correct	243 ms	1488 KB	Output is correct
40	Correct	316 ms	1732 KB	Output is correct
41	Correct	272 ms	1488 KB	Output is correct
42	Correct	247 ms	1732 KB	Output is correct
43	Correct	231 ms	1728 KB	Output is correct
44	Correct	269 ms	1732 KB	Output is correct
45	Correct	254 ms	1648 KB	Output is correct
46	Correct	272 ms	1488 KB	Output is correct
47	Correct	245 ms	1652 KB	Output is correct
48	Correct	238 ms	1656 KB	Output is correct
49	Correct	272 ms	1648 KB	Output is correct
50	Correct	239 ms	1652 KB	Output is correct
51	Correct	3 ms	1488 KB	Output is correct
52	Correct	298 ms	1656 KB	Output is correct
53	Correct	347 ms	1656 KB	Output is correct
54	Correct	474 ms	1732 KB	Output is correct
55	Correct	496 ms	1908 KB	Output is correct
56	Correct	390 ms	1732 KB	Output is correct
57	Correct	482 ms	1916 KB	Output is correct
58	Correct	498 ms	1732 KB	Output is correct
59	Correct	497 ms	1732 KB	Output is correct
60	Correct	4 ms	1488 KB	Output is correct
61	Correct	489 ms	1652 KB	Output is correct
62	Correct	410 ms	1732 KB	Output is correct
63	Correct	409 ms	1904 KB	Output is correct
64	Correct	395 ms	1736 KB	Output is correct
65	Correct	374 ms	1488 KB	Output is correct
66	Correct	357 ms	1648 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	2 ms	1488 KB	Output is correct
5	Correct	3 ms	1488 KB	Output is correct
6	Correct	4 ms	1488 KB	Output is correct
7	Correct	3 ms	1488 KB	Output is correct
8	Correct	3 ms	1488 KB	Output is correct
9	Correct	3 ms	1488 KB	Output is correct
10	Correct	6 ms	1488 KB	Output is correct
11	Correct	8 ms	1492 KB	Output is correct
12	Correct	9 ms	1488 KB	Output is correct
13	Correct	5 ms	1488 KB	Output is correct
14	Correct	6 ms	1488 KB	Output is correct
15	Correct	6 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	7 ms	1580 KB	Output is correct
19	Correct	6 ms	1488 KB	Output is correct
20	Correct	6 ms	1488 KB	Output is correct
21	Correct	19 ms	1656 KB	Output is correct
22	Correct	24 ms	1488 KB	Output is correct
23	Correct	12 ms	1664 KB	Output is correct
24	Correct	36 ms	1488 KB	Output is correct
25	Correct	36 ms	1488 KB	Output is correct
26	Correct	40 ms	1652 KB	Output is correct
27	Correct	44 ms	1664 KB	Output is correct
28	Correct	43 ms	1664 KB	Output is correct
29	Correct	40 ms	1488 KB	Output is correct
30	Correct	39 ms	1488 KB	Output is correct
31	Correct	41 ms	1648 KB	Output is correct
32	Correct	40 ms	1500 KB	Output is correct
33	Correct	40 ms	1488 KB	Output is correct
34	Correct	48 ms	1488 KB	Output is correct
35	Correct	40 ms	1488 KB	Output is correct
36	Correct	40 ms	1488 KB	Output is correct
37	Correct	156 ms	1652 KB	Output is correct
38	Correct	154 ms	1660 KB	Output is correct
39	Correct	243 ms	1488 KB	Output is correct
40	Correct	316 ms	1732 KB	Output is correct
41	Correct	272 ms	1488 KB	Output is correct
42	Correct	247 ms	1732 KB	Output is correct
43	Correct	231 ms	1728 KB	Output is correct
44	Correct	269 ms	1732 KB	Output is correct
45	Correct	254 ms	1648 KB	Output is correct
46	Correct	272 ms	1488 KB	Output is correct
47	Correct	245 ms	1652 KB	Output is correct
48	Correct	238 ms	1656 KB	Output is correct
49	Correct	272 ms	1648 KB	Output is correct
50	Correct	239 ms	1652 KB	Output is correct
51	Correct	3 ms	1488 KB	Output is correct
52	Correct	298 ms	1656 KB	Output is correct
53	Correct	347 ms	1656 KB	Output is correct
54	Correct	474 ms	1732 KB	Output is correct
55	Correct	496 ms	1908 KB	Output is correct
56	Correct	390 ms	1732 KB	Output is correct
57	Correct	482 ms	1916 KB	Output is correct
58	Correct	498 ms	1732 KB	Output is correct
59	Correct	497 ms	1732 KB	Output is correct
60	Correct	4 ms	1488 KB	Output is correct
61	Correct	489 ms	1652 KB	Output is correct
62	Correct	410 ms	1732 KB	Output is correct
63	Correct	409 ms	1904 KB	Output is correct
64	Correct	395 ms	1736 KB	Output is correct
65	Correct	374 ms	1488 KB	Output is correct
66	Correct	357 ms	1648 KB	Output is correct
67	Correct	616 ms	1664 KB	Output is correct
68	Correct	5 ms	1488 KB	Output is correct
69	Execution timed out	1061 ms	1488 KB	Time limit exceeded
70	Halted	0 ms	0 KB	-

답안 #1112922

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