oj.uz

Submission #78030

# Submission time Handle Problem Language Result Execution time Memory
78030 2018-10-02T00:55:03 Z xiaowuc1 Bali Sculptures (APIO15_sculpture) C++14
100 / 100
 572 ms 1160 KB 
#include <bits/stdc++.h>

/*
unsigned seed1 = std::chrono::system_clock::now().time_since_epoch().count();
mt19937 g1.seed(seed1);

ios_base::sync_with_stdio(false);
cin.tie(NULL);
*/
using namespace std;

const double PI = 2 * acos(0);

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef pair<int, ll> pill;
typedef pair<ll, ll> pll;
typedef long double ld;
typedef vector<vector<ll>> matrix;

ll pref[2001];

int n, lhs, rhs;
bool valid[2001];
bool nextValid[2001];

bitset<2001> dp[2001];

bool can(ll mask) {
  for(int i = 0; i <= n; i++) {
    dp[i].reset();
  }
  dp[0].set(0);
  for(int i = 0; i < n; i++) {
    for(int j = i+1; j <= n; j++) {
      ll vv = pref[j] - pref[i];
      if((vv&mask)!=vv) continue;
      dp[j] |= (dp[i] << 1);
    }
  }
  for(int x = lhs; x <= rhs; x++) {
    if(dp[n][x]) return true;
  }
  return false;
}

int main() {
  scanf("%d%d%d", &n, &lhs, &rhs);
  for(int i = 0; i < n; i++) {
    scanf("%lld", &pref[i+1]);
    pref[i+1] += pref[i];
  }
  ll ret = 1;
  while(ret < pref[n]) {
    ret |= ret << 1;
  }
  for(int i = 45; i >= 0; i--) {
    ll ans = ret & ~(1LL << (i));
    if(ans == ret) continue;
    if(can(ans)) {
      ret = ans;
    }
  }
  printf("%lld\n", ret);
}

Compilation message

sculpture.cpp: In function 'int main()':
sculpture.cpp:49:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &n, &lhs, &rhs);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:51:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &pref[i+1]);
     ~~~~~^~~~~~~~~~~~~~~~~~~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 472 KB Output is correct
3 Correct 2 ms 472 KB Output is correct
4 Correct 2 ms 472 KB Output is correct
5 Correct 2 ms 516 KB Output is correct
6 Correct 2 ms 516 KB Output is correct
7 Correct 2 ms 516 KB Output is correct
8 Correct 2 ms 572 KB Output is correct
9 Correct 2 ms 576 KB Output is correct
10 Correct 2 ms 592 KB Output is correct
11 Correct 2 ms 592 KB Output is correct
12 Correct 2 ms 592 KB Output is correct
13 Correct 2 ms 620 KB Output is correct
14 Correct 2 ms 636 KB Output is correct
15 Correct 2 ms 636 KB Output is correct
16 Correct 2 ms 636 KB Output is correct
17 Correct 2 ms 636 KB Output is correct
18 Correct 2 ms 636 KB Output is correct
19 Correct 2 ms 636 KB Output is correct
20 Correct 2 ms 640 KB Output is correct
21 Correct 2 ms 640 KB Output is correct
22 Correct 2 ms 640 KB Output is correct
23 Correct 2 ms 640 KB Output is correct
24 Correct 2 ms 640 KB Output is correct
25 Correct 2 ms 640 KB Output is correct
26 Correct 2 ms 640 KB Output is correct
27 Correct 2 ms 640 KB Output is correct
28 Correct 2 ms 640 KB Output is correct
29 Correct 2 ms 640 KB Output is correct
30 Correct 2 ms 640 KB Output is correct
31 Correct 2 ms 640 KB Output is correct
32 Correct 2 ms 640 KB Output is correct
33 Correct 2 ms 752 KB Output is correct
34 Correct 2 ms 752 KB Output is correct
35 Correct 2 ms 752 KB Output is correct
36 Correct 2 ms 752 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 752 KB Output is correct
2 Correct 2 ms 752 KB Output is correct
3 Correct 2 ms 752 KB Output is correct
4 Correct 2 ms 752 KB Output is correct
5 Correct 2 ms 752 KB Output is correct
6 Correct 2 ms 752 KB Output is correct
7 Correct 2 ms 752 KB Output is correct
8 Correct 2 ms 752 KB Output is correct
9 Correct 2 ms 752 KB Output is correct
10 Correct 2 ms 752 KB Output is correct
11 Correct 2 ms 752 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 752 KB Output is correct
14 Correct 2 ms 752 KB Output is correct
15 Correct 2 ms 752 KB Output is correct
16 Correct 2 ms 752 KB Output is correct
17 Correct 2 ms 752 KB Output is correct
18 Correct 2 ms 752 KB Output is correct
19 Correct 2 ms 752 KB Output is correct
20 Correct 2 ms 752 KB Output is correct
21 Correct 2 ms 752 KB Output is correct
22 Correct 2 ms 752 KB Output is correct
23 Correct 2 ms 752 KB Output is correct
24 Correct 2 ms 752 KB Output is correct
25 Correct 2 ms 752 KB Output is correct
26 Correct 2 ms 752 KB Output is correct
27 Correct 2 ms 752 KB Output is correct
28 Correct 2 ms 752 KB Output is correct
29 Correct 2 ms 752 KB Output is correct
30 Correct 2 ms 752 KB Output is correct
31 Correct 2 ms 752 KB Output is correct
32 Correct 2 ms 752 KB Output is correct
33 Correct 2 ms 752 KB Output is correct
34 Correct 2 ms 752 KB Output is correct
35 Correct 2 ms 752 KB Output is correct
36 Correct 3 ms 752 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 752 KB Output is correct
2 Correct 2 ms 752 KB Output is correct
3 Correct 2 ms 752 KB Output is correct
4 Correct 2 ms 752 KB Output is correct
5 Correct 2 ms 752 KB Output is correct
6 Correct 2 ms 752 KB Output is correct
7 Correct 2 ms 752 KB Output is correct
8 Correct 2 ms 752 KB Output is correct
9 Correct 2 ms 752 KB Output is correct
10 Correct 2 ms 752 KB Output is correct
11 Correct 2 ms 752 KB Output is correct
12 Correct 2 ms 752 KB Output is correct
13 Correct 2 ms 756 KB Output is correct
14 Correct 2 ms 756 KB Output is correct
15 Correct 2 ms 756 KB Output is correct
16 Correct 2 ms 756 KB Output is correct
17 Correct 2 ms 756 KB Output is correct
18 Correct 2 ms 756 KB Output is correct
19 Correct 2 ms 756 KB Output is correct
20 Correct 3 ms 756 KB Output is correct
21 Correct 2 ms 756 KB Output is correct
22 Correct 3 ms 756 KB Output is correct
23 Correct 2 ms 756 KB Output is correct
24 Correct 2 ms 756 KB Output is correct
25 Correct 2 ms 756 KB Output is correct
26 Correct 3 ms 756 KB Output is correct
27 Correct 3 ms 756 KB Output is correct
28 Correct 3 ms 756 KB Output is correct
29 Correct 3 ms 756 KB Output is correct
30 Correct 4 ms 756 KB Output is correct
31 Correct 4 ms 756 KB Output is correct
32 Correct 3 ms 756 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 756 KB Output is correct
2 Correct 2 ms 756 KB Output is correct
3 Correct 2 ms 756 KB Output is correct
4 Correct 2 ms 756 KB Output is correct
5 Correct 2 ms 756 KB Output is correct
6 Correct 2 ms 756 KB Output is correct
7 Correct 2 ms 756 KB Output is correct
8 Correct 2 ms 756 KB Output is correct
9 Correct 2 ms 756 KB Output is correct
10 Correct 2 ms 756 KB Output is correct
11 Correct 2 ms 756 KB Output is correct
12 Correct 2 ms 756 KB Output is correct
13 Correct 2 ms 756 KB Output is correct
14 Correct 2 ms 756 KB Output is correct
15 Correct 2 ms 756 KB Output is correct
16 Correct 2 ms 756 KB Output is correct
17 Correct 2 ms 756 KB Output is correct
18 Correct 2 ms 756 KB Output is correct
19 Correct 2 ms 756 KB Output is correct
20 Correct 2 ms 756 KB Output is correct
21 Correct 2 ms 756 KB Output is correct
22 Correct 2 ms 756 KB Output is correct
23 Correct 2 ms 756 KB Output is correct
24 Correct 2 ms 756 KB Output is correct
25 Correct 2 ms 756 KB Output is correct
26 Correct 2 ms 756 KB Output is correct
27 Correct 2 ms 756 KB Output is correct
28 Correct 2 ms 756 KB Output is correct
29 Correct 2 ms 756 KB Output is correct
30 Correct 2 ms 756 KB Output is correct
31 Correct 2 ms 756 KB Output is correct
32 Correct 2 ms 756 KB Output is correct
33 Correct 2 ms 756 KB Output is correct
34 Correct 2 ms 756 KB Output is correct
35 Correct 2 ms 756 KB Output is correct
36 Correct 2 ms 756 KB Output is correct
37 Correct 2 ms 756 KB Output is correct
38 Correct 2 ms 756 KB Output is correct
39 Correct 2 ms 756 KB Output is correct
40 Correct 2 ms 756 KB Output is correct
41 Correct 2 ms 756 KB Output is correct
42 Correct 2 ms 756 KB Output is correct
43 Correct 2 ms 756 KB Output is correct
44 Correct 2 ms 756 KB Output is correct
45 Correct 2 ms 756 KB Output is correct
46 Correct 2 ms 756 KB Output is correct
47 Correct 2 ms 756 KB Output is correct
48 Correct 2 ms 756 KB Output is correct
49 Correct 2 ms 756 KB Output is correct
50 Correct 3 ms 756 KB Output is correct
51 Correct 3 ms 756 KB Output is correct
52 Correct 3 ms 756 KB Output is correct
53 Correct 3 ms 756 KB Output is correct
54 Correct 3 ms 756 KB Output is correct
55 Correct 3 ms 756 KB Output is correct
56 Correct 2 ms 756 KB Output is correct
57 Correct 3 ms 756 KB Output is correct
58 Correct 3 ms 756 KB Output is correct
59 Correct 3 ms 756 KB Output is correct
60 Correct 3 ms 756 KB Output is correct
61 Correct 4 ms 756 KB Output is correct
62 Correct 4 ms 756 KB Output is correct
63 Correct 4 ms 756 KB Output is correct
64 Correct 2 ms 756 KB Output is correct
65 Correct 2 ms 756 KB Output is correct
66 Correct 3 ms 756 KB Output is correct
67 Correct 4 ms 756 KB Output is correct
68 Correct 3 ms 764 KB Output is correct
69 Correct 3 ms 764 KB Output is correct
70 Correct 3 ms 764 KB Output is correct
71 Correct 4 ms 764 KB Output is correct
72 Correct 4 ms 764 KB Output is correct
73 Correct 4 ms 764 KB Output is correct
74 Correct 4 ms 764 KB Output is correct

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 764 KB Output is correct
2 Correct 2 ms 764 KB Output is correct
3 Correct 2 ms 764 KB Output is correct
4 Correct 2 ms 764 KB Output is correct
5 Correct 2 ms 764 KB Output is correct
6 Correct 2 ms 764 KB Output is correct
7 Correct 2 ms 764 KB Output is correct
8 Correct 2 ms 764 KB Output is correct
9 Correct 2 ms 764 KB Output is correct
10 Correct 2 ms 764 KB Output is correct
11 Correct 2 ms 764 KB Output is correct
12 Correct 2 ms 764 KB Output is correct
13 Correct 2 ms 764 KB Output is correct
14 Correct 2 ms 764 KB Output is correct
15 Correct 2 ms 764 KB Output is correct
16 Correct 2 ms 764 KB Output is correct
17 Correct 2 ms 764 KB Output is correct
18 Correct 2 ms 764 KB Output is correct
19 Correct 2 ms 764 KB Output is correct
20 Correct 2 ms 764 KB Output is correct
21 Correct 2 ms 764 KB Output is correct
22 Correct 2 ms 764 KB Output is correct
23 Correct 2 ms 764 KB Output is correct
24 Correct 2 ms 764 KB Output is correct
25 Correct 2 ms 764 KB Output is correct
26 Correct 2 ms 764 KB Output is correct
27 Correct 2 ms 764 KB Output is correct
28 Correct 2 ms 764 KB Output is correct
29 Correct 2 ms 764 KB Output is correct
30 Correct 2 ms 764 KB Output is correct
31 Correct 2 ms 764 KB Output is correct
32 Correct 2 ms 764 KB Output is correct
33 Correct 2 ms 764 KB Output is correct
34 Correct 3 ms 764 KB Output is correct
35 Correct 2 ms 764 KB Output is correct
36 Correct 2 ms 764 KB Output is correct
37 Correct 3 ms 764 KB Output is correct
38 Correct 3 ms 764 KB Output is correct
39 Correct 3 ms 764 KB Output is correct
40 Correct 4 ms 764 KB Output is correct
41 Correct 3 ms 764 KB Output is correct
42 Correct 3 ms 764 KB Output is correct
43 Correct 2 ms 764 KB Output is correct
44 Correct 3 ms 764 KB Output is correct
45 Correct 3 ms 764 KB Output is correct
46 Correct 3 ms 764 KB Output is correct
47 Correct 3 ms 764 KB Output is correct
48 Correct 5 ms 764 KB Output is correct
49 Correct 4 ms 764 KB Output is correct
50 Correct 3 ms 764 KB Output is correct
51 Correct 3 ms 764 KB Output is correct
52 Correct 45 ms 764 KB Output is correct
53 Correct 60 ms 764 KB Output is correct
54 Correct 107 ms 892 KB Output is correct
55 Correct 97 ms 892 KB Output is correct
56 Correct 357 ms 1020 KB Output is correct
57 Correct 341 ms 1148 KB Output is correct
58 Correct 348 ms 1148 KB Output is correct
59 Correct 357 ms 1148 KB Output is correct
60 Correct 572 ms 1148 KB Output is correct
61 Correct 6 ms 1148 KB Output is correct
62 Correct 102 ms 1148 KB Output is correct
63 Correct 150 ms 1148 KB Output is correct
64 Correct 122 ms 1148 KB Output is correct
65 Correct 185 ms 1148 KB Output is correct
66 Correct 378 ms 1148 KB Output is correct
67 Correct 492 ms 1148 KB Output is correct
68 Correct 470 ms 1156 KB Output is correct
69 Correct 419 ms 1160 KB Output is correct