oj.uz

Submission #169798

# Submission time Handle Problem Language Result Execution time Memory
169798 2019-12-22T21:44:41 Z super_j6 Bootfall (IZhO17_bootfall) C++14
100 / 100
 374 ms 2900 KB 
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
#define endl '\n'
#define pi pair<int, int>
 
const int maxn = 500, m = 250001;
int n;
int a[maxn], dp[m];
bool used[m];
int s;
 
int main(){
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	
	cin >> n;
	
	dp[0] = 1;
	for(int i = 0; i < n; i++){
		cin >> a[i];
		s += a[i];
		
		for(int j = s - a[i]; j >= 0; j--){
			dp[j + a[i]] += dp[j];
		}
	}
	
	if(s % 2 || !dp[s / 2]){
		cout << 0 << endl;
		cout << endl;
		return 0;
	}
	
	for(int i = 0; i < n; i++){
		for(int j = 0; j <= s - a[i]; j++){
			dp[j + a[i]] -= dp[j];
		}
		
		for(int j = 1; j <= s; j++){
			used[j] |= ((s - a[i] + j) % 2 || !dp[(s - a[i] + j) / 2]);
		}
		
		for(int j = s - a[i]; j >= 0; j--){
			dp[j + a[i]] += dp[j];
		}
	}
	
	vector<int> ans;
	for(int i = 1; i <= s; i++) if(!used[i]) ans.push_back(i);
	
	cout << ans.size() << endl;
	if(!ans.empty()) cout << ans[0];
	for(int i = 1; i < ans.size(); i++) cout << " " << ans[i];
	cout << endl;
 
	return 0;
}

Compilation message

bootfall.cpp: In function 'int main()':
bootfall.cpp:56:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i < ans.size(); i++) cout << " " << ans[i];
                 ~~^~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 380 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 380 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 380 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 380 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 7 ms 504 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 380 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 380 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 380 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 7 ms 504 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 380 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 14 ms 632 KB Output is correct
38 Correct 15 ms 632 KB Output is correct
39 Correct 48 ms 728 KB Output is correct
40 Correct 30 ms 760 KB Output is correct
41 Correct 61 ms 760 KB Output is correct
42 Correct 26 ms 760 KB Output is correct
43 Correct 45 ms 1016 KB Output is correct
44 Correct 46 ms 984 KB Output is correct
45 Correct 47 ms 1016 KB Output is correct
46 Correct 27 ms 552 KB Output is correct
47 Correct 29 ms 760 KB Output is correct
48 Correct 49 ms 1016 KB Output is correct
49 Correct 49 ms 760 KB Output is correct
50 Correct 28 ms 676 KB Output is correct
51 Correct 4 ms 508 KB Output is correct
52 Correct 61 ms 1144 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 380 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 380 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 7 ms 504 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 380 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 14 ms 632 KB Output is correct
38 Correct 15 ms 632 KB Output is correct
39 Correct 48 ms 728 KB Output is correct
40 Correct 30 ms 760 KB Output is correct
41 Correct 61 ms 760 KB Output is correct
42 Correct 26 ms 760 KB Output is correct
43 Correct 45 ms 1016 KB Output is correct
44 Correct 46 ms 984 KB Output is correct
45 Correct 47 ms 1016 KB Output is correct
46 Correct 27 ms 552 KB Output is correct
47 Correct 29 ms 760 KB Output is correct
48 Correct 49 ms 1016 KB Output is correct
49 Correct 49 ms 760 KB Output is correct
50 Correct 28 ms 676 KB Output is correct
51 Correct 4 ms 508 KB Output is correct
52 Correct 61 ms 1144 KB Output is correct
53 Correct 45 ms 868 KB Output is correct
54 Correct 62 ms 988 KB Output is correct
55 Correct 122 ms 1500 KB Output is correct
56 Correct 55 ms 1016 KB Output is correct
57 Correct 128 ms 1656 KB Output is correct
58 Correct 70 ms 1144 KB Output is correct
59 Correct 86 ms 1272 KB Output is correct
60 Correct 9 ms 652 KB Output is correct
61 Correct 95 ms 1332 KB Output is correct
62 Correct 98 ms 1368 KB Output is correct
63 Correct 105 ms 1528 KB Output is correct
64 Correct 103 ms 1656 KB Output is correct
65 Correct 51 ms 632 KB Output is correct
66 Correct 52 ms 760 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 380 KB Output is correct
15 Correct 2 ms 380 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 380 KB Output is correct
21 Correct 3 ms 376 KB Output is correct
22 Correct 3 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 5 ms 504 KB Output is correct
26 Correct 6 ms 504 KB Output is correct
27 Correct 7 ms 504 KB Output is correct
28 Correct 5 ms 376 KB Output is correct
29 Correct 5 ms 376 KB Output is correct
30 Correct 4 ms 384 KB Output is correct
31 Correct 5 ms 376 KB Output is correct
32 Correct 4 ms 376 KB Output is correct
33 Correct 5 ms 380 KB Output is correct
34 Correct 5 ms 376 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 4 ms 376 KB Output is correct
37 Correct 14 ms 632 KB Output is correct
38 Correct 15 ms 632 KB Output is correct
39 Correct 48 ms 728 KB Output is correct
40 Correct 30 ms 760 KB Output is correct
41 Correct 61 ms 760 KB Output is correct
42 Correct 26 ms 760 KB Output is correct
43 Correct 45 ms 1016 KB Output is correct
44 Correct 46 ms 984 KB Output is correct
45 Correct 47 ms 1016 KB Output is correct
46 Correct 27 ms 552 KB Output is correct
47 Correct 29 ms 760 KB Output is correct
48 Correct 49 ms 1016 KB Output is correct
49 Correct 49 ms 760 KB Output is correct
50 Correct 28 ms 676 KB Output is correct
51 Correct 4 ms 508 KB Output is correct
52 Correct 61 ms 1144 KB Output is correct
53 Correct 45 ms 868 KB Output is correct
54 Correct 62 ms 988 KB Output is correct
55 Correct 122 ms 1500 KB Output is correct
56 Correct 55 ms 1016 KB Output is correct
57 Correct 128 ms 1656 KB Output is correct
58 Correct 70 ms 1144 KB Output is correct
59 Correct 86 ms 1272 KB Output is correct
60 Correct 9 ms 652 KB Output is correct
61 Correct 95 ms 1332 KB Output is correct
62 Correct 98 ms 1368 KB Output is correct
63 Correct 105 ms 1528 KB Output is correct
64 Correct 103 ms 1656 KB Output is correct
65 Correct 51 ms 632 KB Output is correct
66 Correct 52 ms 760 KB Output is correct
67 Correct 99 ms 1296 KB Output is correct
68 Correct 22 ms 760 KB Output is correct
69 Correct 325 ms 2544 KB Output is correct
70 Correct 198 ms 1784 KB Output is correct
71 Correct 193 ms 1784 KB Output is correct
72 Correct 188 ms 1016 KB Output is correct
73 Correct 188 ms 1036 KB Output is correct
74 Correct 344 ms 2676 KB Output is correct
75 Correct 268 ms 2284 KB Output is correct
76 Correct 374 ms 2900 KB Output is correct
77 Correct 364 ms 2776 KB Output is correct