oj.uz

Submission #346809

# Submission time Handle Problem Language Result Execution time Memory
346809 2021-01-11T06:23:52 Z acm Bootfall (IZhO17_bootfall) C++14
100 / 100
 373 ms 2176 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, 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;
  for (int i = 1; i <= n; i++) {
    del(a[i]);
    for (int j = 0; j <= 250000; j++) {
      if ((s + j) % 2 || !dp[(s + j) / 2]) w[j] = 0;
    }
    add(a[i]);
  }
  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 4 ms 364 KB Output is correct
2 Correct 5 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 9 ms 364 KB Output is correct
6 Correct 6 ms 364 KB Output is correct
7 Correct 5 ms 364 KB Output is correct
8 Correct 9 ms 364 KB Output is correct
9 Correct 8 ms 364 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 364 KB Output is correct
2 Correct 5 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 9 ms 364 KB Output is correct
6 Correct 6 ms 364 KB Output is correct
7 Correct 5 ms 364 KB Output is correct
8 Correct 9 ms 364 KB Output is correct
9 Correct 8 ms 364 KB Output is correct
10 Correct 20 ms 364 KB Output is correct
11 Correct 20 ms 364 KB Output is correct
12 Correct 20 ms 492 KB Output is correct
13 Correct 19 ms 364 KB Output is correct
14 Correct 19 ms 364 KB Output is correct
15 Correct 19 ms 364 KB Output is correct
16 Correct 20 ms 492 KB Output is correct
17 Correct 13 ms 364 KB Output is correct
18 Correct 17 ms 364 KB Output is correct
19 Correct 20 ms 364 KB Output is correct
20 Correct 21 ms 364 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 364 KB Output is correct
2 Correct 5 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 9 ms 364 KB Output is correct
6 Correct 6 ms 364 KB Output is correct
7 Correct 5 ms 364 KB Output is correct
8 Correct 9 ms 364 KB Output is correct
9 Correct 8 ms 364 KB Output is correct
10 Correct 20 ms 364 KB Output is correct
11 Correct 20 ms 364 KB Output is correct
12 Correct 20 ms 492 KB Output is correct
13 Correct 19 ms 364 KB Output is correct
14 Correct 19 ms 364 KB Output is correct
15 Correct 19 ms 364 KB Output is correct
16 Correct 20 ms 492 KB Output is correct
17 Correct 13 ms 364 KB Output is correct
18 Correct 17 ms 364 KB Output is correct
19 Correct 20 ms 364 KB Output is correct
20 Correct 21 ms 364 KB Output is correct
21 Correct 43 ms 364 KB Output is correct
22 Correct 48 ms 364 KB Output is correct
23 Correct 34 ms 364 KB Output is correct
24 Correct 67 ms 364 KB Output is correct
25 Correct 63 ms 464 KB Output is correct
26 Correct 65 ms 492 KB Output is correct
27 Correct 65 ms 364 KB Output is correct
28 Correct 65 ms 364 KB Output is correct
29 Correct 67 ms 364 KB Output is correct
30 Correct 70 ms 492 KB Output is correct
31 Correct 65 ms 364 KB Output is correct
32 Correct 64 ms 492 KB Output is correct
33 Correct 66 ms 492 KB Output is correct
34 Correct 67 ms 364 KB Output is correct
35 Correct 65 ms 364 KB Output is correct
36 Correct 66 ms 364 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 364 KB Output is correct
2 Correct 5 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 9 ms 364 KB Output is correct
6 Correct 6 ms 364 KB Output is correct
7 Correct 5 ms 364 KB Output is correct
8 Correct 9 ms 364 KB Output is correct
9 Correct 8 ms 364 KB Output is correct
10 Correct 20 ms 364 KB Output is correct
11 Correct 20 ms 364 KB Output is correct
12 Correct 20 ms 492 KB Output is correct
13 Correct 19 ms 364 KB Output is correct
14 Correct 19 ms 364 KB Output is correct
15 Correct 19 ms 364 KB Output is correct
16 Correct 20 ms 492 KB Output is correct
17 Correct 13 ms 364 KB Output is correct
18 Correct 17 ms 364 KB Output is correct
19 Correct 20 ms 364 KB Output is correct
20 Correct 21 ms 364 KB Output is correct
21 Correct 43 ms 364 KB Output is correct
22 Correct 48 ms 364 KB Output is correct
23 Correct 34 ms 364 KB Output is correct
24 Correct 67 ms 364 KB Output is correct
25 Correct 63 ms 464 KB Output is correct
26 Correct 65 ms 492 KB Output is correct
27 Correct 65 ms 364 KB Output is correct
28 Correct 65 ms 364 KB Output is correct
29 Correct 67 ms 364 KB Output is correct
30 Correct 70 ms 492 KB Output is correct
31 Correct 65 ms 364 KB Output is correct
32 Correct 64 ms 492 KB Output is correct
33 Correct 66 ms 492 KB Output is correct
34 Correct 67 ms 364 KB Output is correct
35 Correct 65 ms 364 KB Output is correct
36 Correct 66 ms 364 KB Output is correct
37 Correct 128 ms 492 KB Output is correct
38 Correct 140 ms 620 KB Output is correct
39 Correct 179 ms 748 KB Output is correct
40 Correct 176 ms 560 KB Output is correct
41 Correct 202 ms 620 KB Output is correct
42 Correct 163 ms 620 KB Output is correct
43 Correct 161 ms 748 KB Output is correct
44 Correct 167 ms 748 KB Output is correct
45 Correct 166 ms 748 KB Output is correct
46 Correct 177 ms 512 KB Output is correct
47 Correct 171 ms 620 KB Output is correct
48 Correct 168 ms 748 KB Output is correct
49 Correct 170 ms 620 KB Output is correct
50 Correct 163 ms 620 KB Output is correct
51 Correct 3 ms 492 KB Output is correct
52 Correct 189 ms 876 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 364 KB Output is correct
2 Correct 5 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 9 ms 364 KB Output is correct
6 Correct 6 ms 364 KB Output is correct
7 Correct 5 ms 364 KB Output is correct
8 Correct 9 ms 364 KB Output is correct
9 Correct 8 ms 364 KB Output is correct
10 Correct 20 ms 364 KB Output is correct
11 Correct 20 ms 364 KB Output is correct
12 Correct 20 ms 492 KB Output is correct
13 Correct 19 ms 364 KB Output is correct
14 Correct 19 ms 364 KB Output is correct
15 Correct 19 ms 364 KB Output is correct
16 Correct 20 ms 492 KB Output is correct
17 Correct 13 ms 364 KB Output is correct
18 Correct 17 ms 364 KB Output is correct
19 Correct 20 ms 364 KB Output is correct
20 Correct 21 ms 364 KB Output is correct
21 Correct 43 ms 364 KB Output is correct
22 Correct 48 ms 364 KB Output is correct
23 Correct 34 ms 364 KB Output is correct
24 Correct 67 ms 364 KB Output is correct
25 Correct 63 ms 464 KB Output is correct
26 Correct 65 ms 492 KB Output is correct
27 Correct 65 ms 364 KB Output is correct
28 Correct 65 ms 364 KB Output is correct
29 Correct 67 ms 364 KB Output is correct
30 Correct 70 ms 492 KB Output is correct
31 Correct 65 ms 364 KB Output is correct
32 Correct 64 ms 492 KB Output is correct
33 Correct 66 ms 492 KB Output is correct
34 Correct 67 ms 364 KB Output is correct
35 Correct 65 ms 364 KB Output is correct
36 Correct 66 ms 364 KB Output is correct
37 Correct 128 ms 492 KB Output is correct
38 Correct 140 ms 620 KB Output is correct
39 Correct 179 ms 748 KB Output is correct
40 Correct 176 ms 560 KB Output is correct
41 Correct 202 ms 620 KB Output is correct
42 Correct 163 ms 620 KB Output is correct
43 Correct 161 ms 748 KB Output is correct
44 Correct 167 ms 748 KB Output is correct
45 Correct 166 ms 748 KB Output is correct
46 Correct 177 ms 512 KB Output is correct
47 Correct 171 ms 620 KB Output is correct
48 Correct 168 ms 748 KB Output is correct
49 Correct 170 ms 620 KB Output is correct
50 Correct 163 ms 620 KB Output is correct
51 Correct 3 ms 492 KB Output is correct
52 Correct 189 ms 876 KB Output is correct
53 Correct 196 ms 740 KB Output is correct
54 Correct 232 ms 748 KB Output is correct
55 Correct 248 ms 1132 KB Output is correct
56 Correct 201 ms 748 KB Output is correct
57 Correct 239 ms 1132 KB Output is correct
58 Correct 235 ms 876 KB Output is correct
59 Correct 230 ms 876 KB Output is correct
60 Correct 6 ms 620 KB Output is correct
61 Correct 235 ms 1132 KB Output is correct
62 Correct 215 ms 1004 KB Output is correct
63 Correct 218 ms 1108 KB Output is correct
64 Correct 213 ms 1088 KB Output is correct
65 Correct 220 ms 620 KB Output is correct
66 Correct 214 ms 748 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 364 KB Output is correct
2 Correct 5 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Correct 5 ms 364 KB Output is correct
5 Correct 9 ms 364 KB Output is correct
6 Correct 6 ms 364 KB Output is correct
7 Correct 5 ms 364 KB Output is correct
8 Correct 9 ms 364 KB Output is correct
9 Correct 8 ms 364 KB Output is correct
10 Correct 20 ms 364 KB Output is correct
11 Correct 20 ms 364 KB Output is correct
12 Correct 20 ms 492 KB Output is correct
13 Correct 19 ms 364 KB Output is correct
14 Correct 19 ms 364 KB Output is correct
15 Correct 19 ms 364 KB Output is correct
16 Correct 20 ms 492 KB Output is correct
17 Correct 13 ms 364 KB Output is correct
18 Correct 17 ms 364 KB Output is correct
19 Correct 20 ms 364 KB Output is correct
20 Correct 21 ms 364 KB Output is correct
21 Correct 43 ms 364 KB Output is correct
22 Correct 48 ms 364 KB Output is correct
23 Correct 34 ms 364 KB Output is correct
24 Correct 67 ms 364 KB Output is correct
25 Correct 63 ms 464 KB Output is correct
26 Correct 65 ms 492 KB Output is correct
27 Correct 65 ms 364 KB Output is correct
28 Correct 65 ms 364 KB Output is correct
29 Correct 67 ms 364 KB Output is correct
30 Correct 70 ms 492 KB Output is correct
31 Correct 65 ms 364 KB Output is correct
32 Correct 64 ms 492 KB Output is correct
33 Correct 66 ms 492 KB Output is correct
34 Correct 67 ms 364 KB Output is correct
35 Correct 65 ms 364 KB Output is correct
36 Correct 66 ms 364 KB Output is correct
37 Correct 128 ms 492 KB Output is correct
38 Correct 140 ms 620 KB Output is correct
39 Correct 179 ms 748 KB Output is correct
40 Correct 176 ms 560 KB Output is correct
41 Correct 202 ms 620 KB Output is correct
42 Correct 163 ms 620 KB Output is correct
43 Correct 161 ms 748 KB Output is correct
44 Correct 167 ms 748 KB Output is correct
45 Correct 166 ms 748 KB Output is correct
46 Correct 177 ms 512 KB Output is correct
47 Correct 171 ms 620 KB Output is correct
48 Correct 168 ms 748 KB Output is correct
49 Correct 170 ms 620 KB Output is correct
50 Correct 163 ms 620 KB Output is correct
51 Correct 3 ms 492 KB Output is correct
52 Correct 189 ms 876 KB Output is correct
53 Correct 196 ms 740 KB Output is correct
54 Correct 232 ms 748 KB Output is correct
55 Correct 248 ms 1132 KB Output is correct
56 Correct 201 ms 748 KB Output is correct
57 Correct 239 ms 1132 KB Output is correct
58 Correct 235 ms 876 KB Output is correct
59 Correct 230 ms 876 KB Output is correct
60 Correct 6 ms 620 KB Output is correct
61 Correct 235 ms 1132 KB Output is correct
62 Correct 215 ms 1004 KB Output is correct
63 Correct 218 ms 1108 KB Output is correct
64 Correct 213 ms 1088 KB Output is correct
65 Correct 220 ms 620 KB Output is correct
66 Correct 214 ms 748 KB Output is correct
67 Correct 266 ms 876 KB Output is correct
68 Correct 16 ms 876 KB Output is correct
69 Correct 352 ms 1900 KB Output is correct
70 Correct 338 ms 1260 KB Output is correct
71 Correct 339 ms 1388 KB Output is correct
72 Correct 331 ms 876 KB Output is correct
73 Correct 336 ms 1004 KB Output is correct
74 Correct 357 ms 2176 KB Output is correct
75 Correct 344 ms 1644 KB Output is correct
76 Correct 373 ms 2028 KB Output is correct
77 Correct 356 ms 2028 KB Output is correct