oj.uz

Submission #168669

# Submission time Handle Problem Language Result Execution time Memory
168669 2019-12-14T23:47:26 Z Milki Bali Sculptures (APIO15_sculpture) C++14
71 / 100
 357 ms 32008 KB 
#include<bits/stdc++.h>
using namespace std;

#define FOR(i, a, b) for(int i = a; i < b; ++i)
#define REP(i, n) FOR(i, 0, n)
#define _ << " " <<
#define sz(x) ((int) x.size())
#define pb(x) push_back(x)
#define TRACE(x) cerr << #x << " = " << x << endl

typedef long long ll;
typedef pair<int, int> point;

const int mod = 1e9 + 7;

int add(int x, int y) {x += y; if(x >= mod) return x - mod; return x;}
int sub(int x, int y) {x -= y; if(x < 0) return x + mod; return x;}
int mul(int x, int y) {return (ll) x * y % mod;}

const int MAXN = 2e3 + 5;

ll n, a, b, x[MAXN], prefix[MAXN], dp1[MAXN], dp[MAXN][MAXN];

int rek(int pos, int num, ll forbidden){
  if(pos < 0){
    if(num >= a && num <= b)
      return 1;
    else
      return 0;
  }
  if(dp[pos][num] != -1)
    return dp[pos][num];

  int ret = 0;
  ll sum = 0;
  for(int i = pos; i >= 0; --i){
    sum += x[i];
    if((sum & forbidden) == 0)
      ret |= rek(i - 1, num + 1, forbidden);
    if(ret)
      return dp[pos][num] = ret;
  }

  return dp[pos][num] = ret;
}

int rek_min(int pos, ll forbidden){
  if(pos < 0)
    return 0;
  if(dp1[pos] != -1)
    return dp1[pos];

  int ret = 1e5;
  ll sum = 0;
  for(int i = pos; i >= 0; --i){
    sum += x[i];
    if((sum & forbidden) == 0)
      ret = min(ret, rek_min(i - 1, forbidden) + 1);
  }
  return dp1[pos] = ret;
}

int main(){
  ios_base::sync_with_stdio(false); cin.tie(0);

  cin >> n >> a >> b;
  REP(i, n)
    cin >> x[i];

  ll forbidden = 0, sol = 0;
  for(int i = 41; i >= 0; --i){
    memset(dp1, -1, sizeof(dp1));
    memset(dp, -1, sizeof(dp));

    forbidden |= (1LL << i);
    if(n <= 100){
      if(!rek(n - 1, 0, forbidden)){
        forbidden ^= (1LL << i);
        sol |= (1LL << i);
      }
    }
    else{
      if(rek_min(n - 1, forbidden) > n){
        forbidden ^= (1LL << i);
        sol |= (1LL << i);
      }
    }
  }
  cout << sol;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 257 ms 31908 KB Output is correct
2 Correct 247 ms 31872 KB Output is correct
3 Correct 247 ms 31884 KB Output is correct
4 Correct 195 ms 31876 KB Output is correct
5 Correct 224 ms 31868 KB Output is correct
6 Correct 254 ms 31868 KB Output is correct
7 Correct 254 ms 31876 KB Output is correct
8 Correct 248 ms 31872 KB Output is correct
9 Correct 248 ms 31868 KB Output is correct
10 Correct 251 ms 31872 KB Output is correct
11 Correct 256 ms 31884 KB Output is correct
12 Correct 254 ms 31868 KB Output is correct
13 Correct 258 ms 31868 KB Output is correct
14 Correct 247 ms 31864 KB Output is correct
15 Correct 258 ms 31876 KB Output is correct
16 Correct 254 ms 31876 KB Output is correct
17 Correct 256 ms 31868 KB Output is correct
18 Correct 254 ms 31868 KB Output is correct
19 Correct 190 ms 31968 KB Output is correct
20 Correct 255 ms 31876 KB Output is correct
21 Correct 252 ms 31788 KB Output is correct
22 Correct 258 ms 31820 KB Output is correct
23 Correct 257 ms 31872 KB Output is correct
24 Correct 257 ms 31868 KB Output is correct
25 Correct 258 ms 31872 KB Output is correct
26 Correct 256 ms 31864 KB Output is correct
27 Correct 255 ms 31956 KB Output is correct
28 Correct 258 ms 31864 KB Output is correct
29 Correct 257 ms 31864 KB Output is correct
30 Correct 297 ms 31872 KB Output is correct
31 Correct 251 ms 31876 KB Output is correct
32 Correct 255 ms 31864 KB Output is correct
33 Correct 252 ms 31868 KB Output is correct
34 Correct 257 ms 31864 KB Output is correct
35 Correct 229 ms 31864 KB Output is correct
36 Correct 255 ms 31864 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 255 ms 31868 KB Output is correct
2 Correct 259 ms 31876 KB Output is correct
3 Correct 260 ms 31864 KB Output is correct
4 Correct 257 ms 31864 KB Output is correct
5 Correct 257 ms 31904 KB Output is correct
6 Correct 258 ms 31992 KB Output is correct
7 Correct 251 ms 31868 KB Output is correct
8 Correct 244 ms 31864 KB Output is correct
9 Correct 256 ms 31876 KB Output is correct
10 Correct 248 ms 31860 KB Output is correct
11 Correct 256 ms 31876 KB Output is correct
12 Correct 259 ms 31864 KB Output is correct
13 Correct 252 ms 31836 KB Output is correct
14 Correct 225 ms 31868 KB Output is correct
15 Correct 246 ms 31872 KB Output is correct
16 Correct 192 ms 31876 KB Output is correct
17 Correct 238 ms 31868 KB Output is correct
18 Correct 241 ms 31868 KB Output is correct
19 Correct 248 ms 31872 KB Output is correct
20 Correct 249 ms 31876 KB Output is correct
21 Correct 250 ms 31872 KB Output is correct
22 Correct 245 ms 31864 KB Output is correct
23 Correct 254 ms 31864 KB Output is correct
24 Correct 249 ms 31876 KB Output is correct
25 Correct 250 ms 31864 KB Output is correct
26 Correct 249 ms 31872 KB Output is correct
27 Correct 250 ms 31868 KB Output is correct
28 Correct 276 ms 31868 KB Output is correct
29 Correct 258 ms 31864 KB Output is correct
30 Correct 251 ms 31860 KB Output is correct
31 Correct 231 ms 31836 KB Output is correct
32 Correct 292 ms 31868 KB Output is correct
33 Correct 300 ms 31868 KB Output is correct
34 Correct 242 ms 31868 KB Output is correct
35 Correct 172 ms 31868 KB Output is correct
36 Correct 220 ms 31872 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 246 ms 31868 KB Output is correct
2 Correct 197 ms 31864 KB Output is correct
3 Correct 234 ms 31864 KB Output is correct
4 Correct 259 ms 31872 KB Output is correct
5 Correct 239 ms 31864 KB Output is correct
6 Correct 231 ms 31864 KB Output is correct
7 Correct 224 ms 31872 KB Output is correct
8 Correct 237 ms 31864 KB Output is correct
9 Correct 243 ms 31864 KB Output is correct
10 Correct 253 ms 31864 KB Output is correct
11 Correct 230 ms 31864 KB Output is correct
12 Correct 294 ms 31876 KB Output is correct
13 Correct 254 ms 31864 KB Output is correct
14 Correct 254 ms 31872 KB Output is correct
15 Correct 254 ms 31864 KB Output is correct
16 Correct 258 ms 31960 KB Output is correct
17 Correct 257 ms 31876 KB Output is correct
18 Correct 256 ms 31864 KB Output is correct
19 Correct 261 ms 31864 KB Output is correct
20 Correct 261 ms 31836 KB Output is correct
21 Correct 258 ms 31880 KB Output is correct
22 Correct 262 ms 31872 KB Output is correct
23 Correct 258 ms 31864 KB Output is correct
24 Correct 251 ms 31880 KB Output is correct
25 Correct 250 ms 31868 KB Output is correct
26 Correct 255 ms 31868 KB Output is correct
27 Correct 248 ms 31868 KB Output is correct
28 Correct 256 ms 31900 KB Output is correct
29 Correct 249 ms 31872 KB Output is correct
30 Correct 315 ms 31872 KB Output is correct
31 Correct 261 ms 31872 KB Output is correct
32 Correct 249 ms 31872 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 255 ms 31872 KB Output is correct
2 Correct 244 ms 31868 KB Output is correct
3 Correct 237 ms 31868 KB Output is correct
4 Correct 241 ms 31868 KB Output is correct
5 Correct 233 ms 31868 KB Output is correct
6 Correct 226 ms 31868 KB Output is correct
7 Correct 235 ms 31872 KB Output is correct
8 Correct 245 ms 31864 KB Output is correct
9 Correct 252 ms 31868 KB Output is correct
10 Correct 252 ms 31868 KB Output is correct
11 Correct 232 ms 31864 KB Output is correct
12 Correct 273 ms 31864 KB Output is correct
13 Correct 322 ms 31868 KB Output is correct
14 Correct 305 ms 31864 KB Output is correct
15 Correct 202 ms 31872 KB Output is correct
16 Correct 318 ms 31876 KB Output is correct
17 Correct 248 ms 31872 KB Output is correct
18 Correct 258 ms 31864 KB Output is correct
19 Correct 238 ms 31868 KB Output is correct
20 Correct 202 ms 31992 KB Output is correct
21 Correct 250 ms 31864 KB Output is correct
22 Correct 243 ms 31868 KB Output is correct
23 Correct 236 ms 31872 KB Output is correct
24 Correct 230 ms 31872 KB Output is correct
25 Correct 229 ms 31864 KB Output is correct
26 Correct 195 ms 31864 KB Output is correct
27 Correct 245 ms 31876 KB Output is correct
28 Correct 246 ms 31868 KB Output is correct
29 Correct 181 ms 31868 KB Output is correct
30 Correct 241 ms 31868 KB Output is correct
31 Correct 263 ms 31968 KB Output is correct
32 Correct 252 ms 31872 KB Output is correct
33 Correct 257 ms 31876 KB Output is correct
34 Correct 254 ms 31868 KB Output is correct
35 Correct 246 ms 31876 KB Output is correct
36 Correct 252 ms 31864 KB Output is correct
37 Correct 256 ms 31864 KB Output is correct
38 Correct 252 ms 31828 KB Output is correct
39 Correct 256 ms 31868 KB Output is correct
40 Correct 259 ms 31876 KB Output is correct
41 Correct 256 ms 31840 KB Output is correct
42 Correct 237 ms 31888 KB Output is correct
43 Correct 241 ms 31864 KB Output is correct
44 Correct 218 ms 31864 KB Output is correct
45 Correct 247 ms 31864 KB Output is correct
46 Correct 203 ms 31864 KB Output is correct
47 Correct 258 ms 31868 KB Output is correct
48 Correct 252 ms 31864 KB Output is correct
49 Correct 337 ms 31868 KB Output is correct
50 Correct 251 ms 31872 KB Output is correct
51 Correct 265 ms 31876 KB Output is correct
52 Correct 339 ms 31864 KB Output is correct
53 Correct 265 ms 31868 KB Output is correct
54 Correct 201 ms 31876 KB Output is correct
55 Correct 357 ms 31844 KB Output is correct
56 Correct 239 ms 31876 KB Output is correct
57 Correct 203 ms 31864 KB Output is correct
58 Correct 203 ms 31872 KB Output is correct
59 Correct 187 ms 31864 KB Output is correct
60 Correct 174 ms 31864 KB Output is correct
61 Correct 222 ms 31872 KB Output is correct
62 Correct 168 ms 31880 KB Output is correct
63 Correct 161 ms 31864 KB Output is correct
64 Correct 178 ms 31864 KB Output is correct
65 Correct 153 ms 31864 KB Output is correct
66 Correct 199 ms 31864 KB Output is correct
67 Correct 200 ms 31864 KB Output is correct
68 Correct 202 ms 31864 KB Output is correct
69 Correct 158 ms 31880 KB Output is correct
70 Correct 152 ms 31864 KB Output is correct
71 Correct 168 ms 31864 KB Output is correct
72 Correct 158 ms 31836 KB Output is correct
73 Correct 161 ms 31864 KB Output is correct
74 Correct 180 ms 31828 KB Output is correct

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 168 ms 31864 KB Output is correct
2 Correct 160 ms 31864 KB Output is correct
3 Correct 169 ms 31864 KB Output is correct
4 Correct 173 ms 31864 KB Output is correct
5 Correct 200 ms 31864 KB Output is correct
6 Correct 234 ms 31992 KB Output is correct
7 Correct 191 ms 31864 KB Output is correct
8 Correct 179 ms 31864 KB Output is correct
9 Correct 143 ms 31864 KB Output is correct
10 Correct 186 ms 31864 KB Output is correct
11 Correct 181 ms 31868 KB Output is correct
12 Correct 151 ms 31864 KB Output is correct
13 Correct 167 ms 31736 KB Output is correct
14 Correct 169 ms 31868 KB Output is correct
15 Correct 154 ms 31876 KB Output is correct
16 Correct 140 ms 31864 KB Output is correct
17 Correct 162 ms 31944 KB Output is correct
18 Correct 225 ms 31864 KB Output is correct
19 Correct 232 ms 31992 KB Output is correct
20 Correct 159 ms 31944 KB Output is correct
21 Correct 191 ms 31972 KB Output is correct
22 Correct 222 ms 31772 KB Output is correct
23 Correct 209 ms 31864 KB Output is correct
24 Correct 204 ms 31868 KB Output is correct
25 Correct 165 ms 31864 KB Output is correct
26 Correct 162 ms 31864 KB Output is correct
27 Correct 168 ms 31864 KB Output is correct
28 Correct 151 ms 31996 KB Output is correct
29 Correct 191 ms 31864 KB Output is correct
30 Correct 214 ms 31872 KB Output is correct
31 Correct 233 ms 31864 KB Output is correct
32 Correct 190 ms 31864 KB Output is correct
33 Correct 196 ms 31872 KB Output is correct
34 Correct 169 ms 31940 KB Output is correct
35 Correct 181 ms 31976 KB Output is correct
36 Correct 245 ms 31864 KB Output is correct
37 Correct 182 ms 31864 KB Output is correct
38 Correct 158 ms 31864 KB Output is correct
39 Correct 188 ms 31992 KB Output is correct
40 Correct 255 ms 31864 KB Output is correct
41 Correct 227 ms 31992 KB Output is correct
42 Correct 224 ms 31864 KB Output is correct
43 Correct 183 ms 32008 KB Output is correct
44 Correct 320 ms 31864 KB Output is correct
45 Correct 244 ms 31996 KB Output is correct
46 Correct 173 ms 31864 KB Output is correct
47 Correct 191 ms 31864 KB Output is correct
48 Correct 258 ms 31992 KB Output is correct
49 Correct 259 ms 31992 KB Output is correct
50 Correct 306 ms 31864 KB Output is correct
51 Incorrect 229 ms 31992 KB Output isn't correct
52 Halted 0 ms 0 KB -