oj.uz

Submission #438171

# Submission time Handle Problem Language Result Execution time Memory
438171 2021-06-27T17:29:44 Z lulwpop Bootfall (IZhO17_bootfall) C++14
44 / 100
 1000 ms 1788 KB 
#include <bits/stdc++.h>
#define all(X) X.begin(), X.end()
#define sz(x) (int)x.size()
#define fr first
#define sc second
#define endl '\n'
 
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
 
const int maxn = 250001;
const int maxa = 1e6;
const int inf = 2e9;
const ll INF = 1e18;
const ll mod = 1e9 + 7;
const int block = 350;
 
int main () 
{
	ios_base::sync_with_stdio(0); cin.tie();
/*#ifndef ONLINE_JUDGE
	freopen("input.txt", "r", stdin);
	freopen("output.txt", "w", stdout);
#endif*/
	int n; cin >> n;
	vector <int> a (n);
	int mx = 0;
	for (int i = 0; i < n; i++) {
		cin >> a[i];
		mx = max(mx, a[i]);
	}
	bitset <maxn> st;
	int sum = 0;
	st[0] = 1;
	for (int i = 0; i < n; i++) {
		st |= (st << a[i]);
		sum += a[i];
	}
	if (sum % 2 == 1 || !st[sum >> 1]) {
		cout << 0;
		return 0;
	}
 	vector <int> used (maxn);
 	for (int i = 0; i < n; i++) {
 		bitset <maxn> dp;
 		dp[0] = 1;
 		int cur_sum = 0;
 		for (int j = 0; j < n; j++) {
 			if (i != j) {
 				dp |= (dp << a[j]);
 				cur_sum += a[j];
 			}
 		} 
 		for (int ins = 1; ins < maxn; ins++) {
 			if ((cur_sum + ins) % 2 == 0 && dp[(cur_sum + ins) >> 1]) {
 				used[ins]++;
 			}
 		}
 	}
 	vector <int> ans;
 	for (int i = 0; i < maxn; i++) {
 		if (used[i] == n) {
 			ans.push_back(i);
 		}
 	}
 	cout << sz(ans) << endl;
 	for (auto i : ans) {
 		cout << i << " ";
 	}
	return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1356 KB Output is correct
2 Correct 5 ms 1356 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 5 ms 1356 KB Output is correct
5 Correct 10 ms 1356 KB Output is correct
6 Correct 6 ms 1356 KB Output is correct
7 Correct 5 ms 1356 KB Output is correct
8 Correct 8 ms 1356 KB Output is correct
9 Correct 7 ms 1356 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1356 KB Output is correct
2 Correct 5 ms 1356 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 5 ms 1356 KB Output is correct
5 Correct 10 ms 1356 KB Output is correct
6 Correct 6 ms 1356 KB Output is correct
7 Correct 5 ms 1356 KB Output is correct
8 Correct 8 ms 1356 KB Output is correct
9 Correct 7 ms 1356 KB Output is correct
10 Correct 22 ms 1356 KB Output is correct
11 Correct 23 ms 1356 KB Output is correct
12 Correct 25 ms 1356 KB Output is correct
13 Correct 21 ms 1356 KB Output is correct
14 Correct 21 ms 1356 KB Output is correct
15 Correct 23 ms 1356 KB Output is correct
16 Correct 26 ms 1356 KB Output is correct
17 Correct 14 ms 1356 KB Output is correct
18 Correct 21 ms 1356 KB Output is correct
19 Correct 19 ms 1356 KB Output is correct
20 Correct 23 ms 1356 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1356 KB Output is correct
2 Correct 5 ms 1356 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 5 ms 1356 KB Output is correct
5 Correct 10 ms 1356 KB Output is correct
6 Correct 6 ms 1356 KB Output is correct
7 Correct 5 ms 1356 KB Output is correct
8 Correct 8 ms 1356 KB Output is correct
9 Correct 7 ms 1356 KB Output is correct
10 Correct 22 ms 1356 KB Output is correct
11 Correct 23 ms 1356 KB Output is correct
12 Correct 25 ms 1356 KB Output is correct
13 Correct 21 ms 1356 KB Output is correct
14 Correct 21 ms 1356 KB Output is correct
15 Correct 23 ms 1356 KB Output is correct
16 Correct 26 ms 1356 KB Output is correct
17 Correct 14 ms 1356 KB Output is correct
18 Correct 21 ms 1356 KB Output is correct
19 Correct 19 ms 1356 KB Output is correct
20 Correct 23 ms 1356 KB Output is correct
21 Correct 78 ms 1412 KB Output is correct
22 Correct 108 ms 1404 KB Output is correct
23 Correct 47 ms 1356 KB Output is correct
24 Correct 130 ms 1412 KB Output is correct
25 Correct 125 ms 1408 KB Output is correct
26 Correct 168 ms 1412 KB Output is correct
27 Correct 151 ms 1404 KB Output is correct
28 Correct 141 ms 1356 KB Output is correct
29 Correct 157 ms 1396 KB Output is correct
30 Correct 143 ms 1356 KB Output is correct
31 Correct 144 ms 1412 KB Output is correct
32 Correct 153 ms 1376 KB Output is correct
33 Correct 156 ms 1356 KB Output is correct
34 Correct 139 ms 1356 KB Output is correct
35 Correct 144 ms 1356 KB Output is correct
36 Correct 148 ms 1404 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1356 KB Output is correct
2 Correct 5 ms 1356 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 5 ms 1356 KB Output is correct
5 Correct 10 ms 1356 KB Output is correct
6 Correct 6 ms 1356 KB Output is correct
7 Correct 5 ms 1356 KB Output is correct
8 Correct 8 ms 1356 KB Output is correct
9 Correct 7 ms 1356 KB Output is correct
10 Correct 22 ms 1356 KB Output is correct
11 Correct 23 ms 1356 KB Output is correct
12 Correct 25 ms 1356 KB Output is correct
13 Correct 21 ms 1356 KB Output is correct
14 Correct 21 ms 1356 KB Output is correct
15 Correct 23 ms 1356 KB Output is correct
16 Correct 26 ms 1356 KB Output is correct
17 Correct 14 ms 1356 KB Output is correct
18 Correct 21 ms 1356 KB Output is correct
19 Correct 19 ms 1356 KB Output is correct
20 Correct 23 ms 1356 KB Output is correct
21 Correct 78 ms 1412 KB Output is correct
22 Correct 108 ms 1404 KB Output is correct
23 Correct 47 ms 1356 KB Output is correct
24 Correct 130 ms 1412 KB Output is correct
25 Correct 125 ms 1408 KB Output is correct
26 Correct 168 ms 1412 KB Output is correct
27 Correct 151 ms 1404 KB Output is correct
28 Correct 141 ms 1356 KB Output is correct
29 Correct 157 ms 1396 KB Output is correct
30 Correct 143 ms 1356 KB Output is correct
31 Correct 144 ms 1412 KB Output is correct
32 Correct 153 ms 1376 KB Output is correct
33 Correct 156 ms 1356 KB Output is correct
34 Correct 139 ms 1356 KB Output is correct
35 Correct 144 ms 1356 KB Output is correct
36 Correct 148 ms 1404 KB Output is correct
37 Correct 490 ms 1548 KB Output is correct
38 Correct 499 ms 1528 KB Output is correct
39 Correct 736 ms 1400 KB Output is correct
40 Correct 856 ms 1544 KB Output is correct
41 Correct 836 ms 1356 KB Output is correct
42 Correct 744 ms 1604 KB Output is correct
43 Correct 698 ms 1784 KB Output is correct
44 Correct 762 ms 1788 KB Output is correct
45 Correct 740 ms 1732 KB Output is correct
46 Correct 853 ms 1356 KB Output is correct
47 Correct 745 ms 1572 KB Output is correct
48 Correct 743 ms 1732 KB Output is correct
49 Correct 748 ms 1404 KB Output is correct
50 Correct 762 ms 1536 KB Output is correct
51 Correct 3 ms 332 KB Output is correct
52 Correct 890 ms 1788 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1356 KB Output is correct
2 Correct 5 ms 1356 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 5 ms 1356 KB Output is correct
5 Correct 10 ms 1356 KB Output is correct
6 Correct 6 ms 1356 KB Output is correct
7 Correct 5 ms 1356 KB Output is correct
8 Correct 8 ms 1356 KB Output is correct
9 Correct 7 ms 1356 KB Output is correct
10 Correct 22 ms 1356 KB Output is correct
11 Correct 23 ms 1356 KB Output is correct
12 Correct 25 ms 1356 KB Output is correct
13 Correct 21 ms 1356 KB Output is correct
14 Correct 21 ms 1356 KB Output is correct
15 Correct 23 ms 1356 KB Output is correct
16 Correct 26 ms 1356 KB Output is correct
17 Correct 14 ms 1356 KB Output is correct
18 Correct 21 ms 1356 KB Output is correct
19 Correct 19 ms 1356 KB Output is correct
20 Correct 23 ms 1356 KB Output is correct
21 Correct 78 ms 1412 KB Output is correct
22 Correct 108 ms 1404 KB Output is correct
23 Correct 47 ms 1356 KB Output is correct
24 Correct 130 ms 1412 KB Output is correct
25 Correct 125 ms 1408 KB Output is correct
26 Correct 168 ms 1412 KB Output is correct
27 Correct 151 ms 1404 KB Output is correct
28 Correct 141 ms 1356 KB Output is correct
29 Correct 157 ms 1396 KB Output is correct
30 Correct 143 ms 1356 KB Output is correct
31 Correct 144 ms 1412 KB Output is correct
32 Correct 153 ms 1376 KB Output is correct
33 Correct 156 ms 1356 KB Output is correct
34 Correct 139 ms 1356 KB Output is correct
35 Correct 144 ms 1356 KB Output is correct
36 Correct 148 ms 1404 KB Output is correct
37 Correct 490 ms 1548 KB Output is correct
38 Correct 499 ms 1528 KB Output is correct
39 Correct 736 ms 1400 KB Output is correct
40 Correct 856 ms 1544 KB Output is correct
41 Correct 836 ms 1356 KB Output is correct
42 Correct 744 ms 1604 KB Output is correct
43 Correct 698 ms 1784 KB Output is correct
44 Correct 762 ms 1788 KB Output is correct
45 Correct 740 ms 1732 KB Output is correct
46 Correct 853 ms 1356 KB Output is correct
47 Correct 745 ms 1572 KB Output is correct
48 Correct 743 ms 1732 KB Output is correct
49 Correct 748 ms 1404 KB Output is correct
50 Correct 762 ms 1536 KB Output is correct
51 Correct 3 ms 332 KB Output is correct
52 Correct 890 ms 1788 KB Output is correct
53 Execution timed out 1044 ms 1672 KB Time limit exceeded
54 Halted 0 ms 0 KB -

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1356 KB Output is correct
2 Correct 5 ms 1356 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 5 ms 1356 KB Output is correct
5 Correct 10 ms 1356 KB Output is correct
6 Correct 6 ms 1356 KB Output is correct
7 Correct 5 ms 1356 KB Output is correct
8 Correct 8 ms 1356 KB Output is correct
9 Correct 7 ms 1356 KB Output is correct
10 Correct 22 ms 1356 KB Output is correct
11 Correct 23 ms 1356 KB Output is correct
12 Correct 25 ms 1356 KB Output is correct
13 Correct 21 ms 1356 KB Output is correct
14 Correct 21 ms 1356 KB Output is correct
15 Correct 23 ms 1356 KB Output is correct
16 Correct 26 ms 1356 KB Output is correct
17 Correct 14 ms 1356 KB Output is correct
18 Correct 21 ms 1356 KB Output is correct
19 Correct 19 ms 1356 KB Output is correct
20 Correct 23 ms 1356 KB Output is correct
21 Correct 78 ms 1412 KB Output is correct
22 Correct 108 ms 1404 KB Output is correct
23 Correct 47 ms 1356 KB Output is correct
24 Correct 130 ms 1412 KB Output is correct
25 Correct 125 ms 1408 KB Output is correct
26 Correct 168 ms 1412 KB Output is correct
27 Correct 151 ms 1404 KB Output is correct
28 Correct 141 ms 1356 KB Output is correct
29 Correct 157 ms 1396 KB Output is correct
30 Correct 143 ms 1356 KB Output is correct
31 Correct 144 ms 1412 KB Output is correct
32 Correct 153 ms 1376 KB Output is correct
33 Correct 156 ms 1356 KB Output is correct
34 Correct 139 ms 1356 KB Output is correct
35 Correct 144 ms 1356 KB Output is correct
36 Correct 148 ms 1404 KB Output is correct
37 Correct 490 ms 1548 KB Output is correct
38 Correct 499 ms 1528 KB Output is correct
39 Correct 736 ms 1400 KB Output is correct
40 Correct 856 ms 1544 KB Output is correct
41 Correct 836 ms 1356 KB Output is correct
42 Correct 744 ms 1604 KB Output is correct
43 Correct 698 ms 1784 KB Output is correct
44 Correct 762 ms 1788 KB Output is correct
45 Correct 740 ms 1732 KB Output is correct
46 Correct 853 ms 1356 KB Output is correct
47 Correct 745 ms 1572 KB Output is correct
48 Correct 743 ms 1732 KB Output is correct
49 Correct 748 ms 1404 KB Output is correct
50 Correct 762 ms 1536 KB Output is correct
51 Correct 3 ms 332 KB Output is correct
52 Correct 890 ms 1788 KB Output is correct
53 Execution timed out 1044 ms 1672 KB Time limit exceeded
54 Halted 0 ms 0 KB -