oj.uz

Submission #346814

# Submission time Handle Problem Language Result Execution time Memory
346814 2021-01-11T06:31:09 Z acm Bootfall (IZhO17_bootfall) C++14
100 / 100
 369 ms 2156 KB 
#include <bits/stdc++.h>
#define speed                   \
  ios_base::sync_with_stdio(0); \
  cin.tie(0);                   \
  cout.tie(0);
#define precision     \
  cout.precision(30); \
  cerr.precision(10);
#define ll long long
#define ld long double
#define pll pair<ll, ll>
#define pii pair<int, int>
#define forn(n) for (int i = 1; i <= n; i++)
#define forlr(l, r) for (int i = l; i != r; (l > r ? i-- : i++))
#define pb(x) push_back(x)
#define sz(x) (int)x.size()
#define mp(x, y) make_pair(x, y)
#define all(x) x.begin(), x.end()
#define pc(x) __builtin_popcount(x)
#define pcll(x) __builtin_popcountll(x)
#define F first
#define S second
using namespace std;
int n, m, s, a[505], dp[250005];
bitset<250005> w;
void add(int x) {
  s += x;
  for (int i = s - x; i >= 0; i--) dp[i + x] += dp[i];
}
void del(int x) {
  for (int i = x; i <= s; i++) dp[i] -= dp[i - x];
  s -= x;
}
int main() {
  speed;
  precision;
  // code
  cin >> n;
  dp[0] = 1;
  for (int i = 1; i <= n; i++) {
    cin >> a[i];
    add(a[i]);
  }
  if (s % 2 || !dp[s / 2]) {
    cout << 0;
    return 0;
  }
  for (int i = 0; i <= 250000; i++) w[i] = 1;
  m = s;
  for (int i = 1; i <= n; i++) {
    del(a[i]);
    m = min(m, s);
    for (int j = 0; j <= s; j++)
      if ((s - j) % 2 || !dp[(s - j) / 2]) w[j] = 0;
    add(a[i]);
  }
  for (int i = m + 1; i <= 250000; i++) w[i] = 0;
  cout << w.count() << "\n";
  for (int i = 1; i <= 250000; i++)
    if (w[i]) cout << i << " ";
      // endl
#ifndef ONLINE_JUDGE
  cerr << "\nTime elapsed: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n";
#endif
  return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 2 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 2 ms 364 KB Output is correct
15 Correct 2 ms 364 KB Output is correct
16 Correct 2 ms 364 KB Output is correct
17 Correct 2 ms 364 KB Output is correct
18 Correct 2 ms 364 KB Output is correct
19 Correct 3 ms 364 KB Output is correct
20 Correct 2 ms 364 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 2 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 2 ms 364 KB Output is correct
15 Correct 2 ms 364 KB Output is correct
16 Correct 2 ms 364 KB Output is correct
17 Correct 2 ms 364 KB Output is correct
18 Correct 2 ms 364 KB Output is correct
19 Correct 3 ms 364 KB Output is correct
20 Correct 2 ms 364 KB Output is correct
21 Correct 3 ms 364 KB Output is correct
22 Correct 3 ms 364 KB Output is correct
23 Correct 3 ms 364 KB Output is correct
24 Correct 3 ms 364 KB Output is correct
25 Correct 5 ms 364 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 6 ms 364 KB Output is correct
28 Correct 5 ms 364 KB Output is correct
29 Correct 5 ms 364 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 364 KB Output is correct
32 Correct 3 ms 364 KB Output is correct
33 Correct 6 ms 364 KB Output is correct
34 Correct 6 ms 364 KB Output is correct
35 Correct 5 ms 364 KB Output is correct
36 Correct 3 ms 364 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 2 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 2 ms 364 KB Output is correct
15 Correct 2 ms 364 KB Output is correct
16 Correct 2 ms 364 KB Output is correct
17 Correct 2 ms 364 KB Output is correct
18 Correct 2 ms 364 KB Output is correct
19 Correct 3 ms 364 KB Output is correct
20 Correct 2 ms 364 KB Output is correct
21 Correct 3 ms 364 KB Output is correct
22 Correct 3 ms 364 KB Output is correct
23 Correct 3 ms 364 KB Output is correct
24 Correct 3 ms 364 KB Output is correct
25 Correct 5 ms 364 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 6 ms 364 KB Output is correct
28 Correct 5 ms 364 KB Output is correct
29 Correct 5 ms 364 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 364 KB Output is correct
32 Correct 3 ms 364 KB Output is correct
33 Correct 6 ms 364 KB Output is correct
34 Correct 6 ms 364 KB Output is correct
35 Correct 5 ms 364 KB Output is correct
36 Correct 3 ms 364 KB Output is correct
37 Correct 14 ms 492 KB Output is correct
38 Correct 15 ms 492 KB Output is correct
39 Correct 61 ms 768 KB Output is correct
40 Correct 28 ms 620 KB Output is correct
41 Correct 76 ms 748 KB Output is correct
42 Correct 24 ms 620 KB Output is correct
43 Correct 40 ms 748 KB Output is correct
44 Correct 44 ms 748 KB Output is correct
45 Correct 44 ms 876 KB Output is correct
46 Correct 29 ms 492 KB Output is correct
47 Correct 26 ms 620 KB Output is correct
48 Correct 50 ms 876 KB Output is correct
49 Correct 53 ms 620 KB Output is correct
50 Correct 27 ms 620 KB Output is correct
51 Correct 3 ms 492 KB Output is correct
52 Correct 59 ms 888 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 2 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 2 ms 364 KB Output is correct
15 Correct 2 ms 364 KB Output is correct
16 Correct 2 ms 364 KB Output is correct
17 Correct 2 ms 364 KB Output is correct
18 Correct 2 ms 364 KB Output is correct
19 Correct 3 ms 364 KB Output is correct
20 Correct 2 ms 364 KB Output is correct
21 Correct 3 ms 364 KB Output is correct
22 Correct 3 ms 364 KB Output is correct
23 Correct 3 ms 364 KB Output is correct
24 Correct 3 ms 364 KB Output is correct
25 Correct 5 ms 364 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 6 ms 364 KB Output is correct
28 Correct 5 ms 364 KB Output is correct
29 Correct 5 ms 364 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 364 KB Output is correct
32 Correct 3 ms 364 KB Output is correct
33 Correct 6 ms 364 KB Output is correct
34 Correct 6 ms 364 KB Output is correct
35 Correct 5 ms 364 KB Output is correct
36 Correct 3 ms 364 KB Output is correct
37 Correct 14 ms 492 KB Output is correct
38 Correct 15 ms 492 KB Output is correct
39 Correct 61 ms 768 KB Output is correct
40 Correct 28 ms 620 KB Output is correct
41 Correct 76 ms 748 KB Output is correct
42 Correct 24 ms 620 KB Output is correct
43 Correct 40 ms 748 KB Output is correct
44 Correct 44 ms 748 KB Output is correct
45 Correct 44 ms 876 KB Output is correct
46 Correct 29 ms 492 KB Output is correct
47 Correct 26 ms 620 KB Output is correct
48 Correct 50 ms 876 KB Output is correct
49 Correct 53 ms 620 KB Output is correct
50 Correct 27 ms 620 KB Output is correct
51 Correct 3 ms 492 KB Output is correct
52 Correct 59 ms 888 KB Output is correct
53 Correct 44 ms 620 KB Output is correct
54 Correct 59 ms 748 KB Output is correct
55 Correct 121 ms 1120 KB Output is correct
56 Correct 52 ms 768 KB Output is correct
57 Correct 124 ms 1132 KB Output is correct
58 Correct 65 ms 748 KB Output is correct
59 Correct 84 ms 876 KB Output is correct
60 Correct 6 ms 620 KB Output is correct
61 Correct 90 ms 1004 KB Output is correct
62 Correct 94 ms 1004 KB Output is correct
63 Correct 102 ms 1132 KB Output is correct
64 Correct 98 ms 1132 KB Output is correct
65 Correct 60 ms 620 KB Output is correct
66 Correct 62 ms 748 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 364 KB Output is correct
2 Correct 2 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 2 ms 364 KB Output is correct
5 Correct 2 ms 364 KB Output is correct
6 Correct 2 ms 364 KB Output is correct
7 Correct 2 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 2 ms 364 KB Output is correct
10 Correct 2 ms 364 KB Output is correct
11 Correct 2 ms 364 KB Output is correct
12 Correct 2 ms 364 KB Output is correct
13 Correct 2 ms 364 KB Output is correct
14 Correct 2 ms 364 KB Output is correct
15 Correct 2 ms 364 KB Output is correct
16 Correct 2 ms 364 KB Output is correct
17 Correct 2 ms 364 KB Output is correct
18 Correct 2 ms 364 KB Output is correct
19 Correct 3 ms 364 KB Output is correct
20 Correct 2 ms 364 KB Output is correct
21 Correct 3 ms 364 KB Output is correct
22 Correct 3 ms 364 KB Output is correct
23 Correct 3 ms 364 KB Output is correct
24 Correct 3 ms 364 KB Output is correct
25 Correct 5 ms 364 KB Output is correct
26 Correct 6 ms 492 KB Output is correct
27 Correct 6 ms 364 KB Output is correct
28 Correct 5 ms 364 KB Output is correct
29 Correct 5 ms 364 KB Output is correct
30 Correct 3 ms 384 KB Output is correct
31 Correct 4 ms 364 KB Output is correct
32 Correct 3 ms 364 KB Output is correct
33 Correct 6 ms 364 KB Output is correct
34 Correct 6 ms 364 KB Output is correct
35 Correct 5 ms 364 KB Output is correct
36 Correct 3 ms 364 KB Output is correct
37 Correct 14 ms 492 KB Output is correct
38 Correct 15 ms 492 KB Output is correct
39 Correct 61 ms 768 KB Output is correct
40 Correct 28 ms 620 KB Output is correct
41 Correct 76 ms 748 KB Output is correct
42 Correct 24 ms 620 KB Output is correct
43 Correct 40 ms 748 KB Output is correct
44 Correct 44 ms 748 KB Output is correct
45 Correct 44 ms 876 KB Output is correct
46 Correct 29 ms 492 KB Output is correct
47 Correct 26 ms 620 KB Output is correct
48 Correct 50 ms 876 KB Output is correct
49 Correct 53 ms 620 KB Output is correct
50 Correct 27 ms 620 KB Output is correct
51 Correct 3 ms 492 KB Output is correct
52 Correct 59 ms 888 KB Output is correct
53 Correct 44 ms 620 KB Output is correct
54 Correct 59 ms 748 KB Output is correct
55 Correct 121 ms 1120 KB Output is correct
56 Correct 52 ms 768 KB Output is correct
57 Correct 124 ms 1132 KB Output is correct
58 Correct 65 ms 748 KB Output is correct
59 Correct 84 ms 876 KB Output is correct
60 Correct 6 ms 620 KB Output is correct
61 Correct 90 ms 1004 KB Output is correct
62 Correct 94 ms 1004 KB Output is correct
63 Correct 102 ms 1132 KB Output is correct
64 Correct 98 ms 1132 KB Output is correct
65 Correct 60 ms 620 KB Output is correct
66 Correct 62 ms 748 KB Output is correct
67 Correct 94 ms 872 KB Output is correct
68 Correct 16 ms 876 KB Output is correct
69 Correct 321 ms 1896 KB Output is correct
70 Correct 195 ms 1388 KB Output is correct
71 Correct 184 ms 1260 KB Output is correct
72 Correct 180 ms 920 KB Output is correct
73 Correct 179 ms 876 KB Output is correct
74 Correct 327 ms 2028 KB Output is correct
75 Correct 255 ms 1644 KB Output is correct
76 Correct 369 ms 2028 KB Output is correct
77 Correct 354 ms 2156 KB Output is correct