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Submission #897255

# Submission time Handle Problem Language Result Execution time Memory
897255 2024-01-02T20:21:39 Z TahirAliyev Bali Sculptures (APIO15_sculpture) C++17
100 / 100
 133 ms 16136 KB 
#include <bits/stdc++.h>

#define ll long long
#define oo 1e9
#define pii pair<int, int>

using namespace std;

const int MAX = 2002;

int n, a, b;
int arr[MAX];
ll pre[MAX];
ll cur = 0;

int dp[MAX][MAX];

bool rec(int i, int k, int bit){
    if(i == n + 1){
        if(k >= a && k <= b) return 1;
        else return 0;
    }
    if(dp[i][k] != -1) return dp[i][k];
    for(int j = i + 1; j <= n + 1; j++){
        if((cur | (pre[j - 1] - pre[i - 1])) >> bit << bit == cur && rec(j, k + 1, bit)){
            return dp[i][k] = 1;
        }
    }
    return dp[i][k] = 0;
}

int dp2[MAX];

int rec2(int i, int bit){
    if(i == n + 1) return 0;
    if(dp2[i] != -1) return dp2[i];
    int ans = oo;
    for(int j = i + 1; j <= n + 1; j++){
        if((cur | (pre[j - 1] - pre[i - 1])) >> bit << bit == cur){
            ans = min(1 + rec2(j, bit), ans);
        }
    }
    return dp2[i] = ans;
}

int main(){
    cin >> n >> a >> b;
    for(int i = 1; i <= n; i++){
        cin >> arr[i];
        pre[i] = pre[i - 1] + arr[i];
    }
    for(int B = 40; B >= 0; B--){
        if(a == 1){
            memset(dp2, -1, sizeof(dp2));
            if(rec2(1, B) > b){
                cur |= (1ll << B);
            }
        }
        else{
            memset(dp, -1, sizeof(dp));
            if(!rec(1, 0, B)){
                cur |= (1ll << B);
            }
        }
    }
    cout << cur << '\n';
}

Compilation message

sculpture.cpp: In function 'bool rec(int, int, int)':
sculpture.cpp:26:29: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   26 |             return dp[i][k] = 1;
      |                    ~~~~~~~~~^~~
sculpture.cpp:29:21: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   29 |     return dp[i][k] = 0;
      |            ~~~~~~~~~^~~

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 23 ms 15964 KB Output is correct
15 Correct 22 ms 15964 KB Output is correct
16 Correct 23 ms 15960 KB Output is correct
17 Correct 24 ms 15960 KB Output is correct
18 Correct 35 ms 15964 KB Output is correct
19 Correct 25 ms 15960 KB Output is correct
20 Correct 27 ms 15960 KB Output is correct
21 Correct 31 ms 15964 KB Output is correct
22 Correct 23 ms 15964 KB Output is correct
23 Correct 27 ms 15960 KB Output is correct
24 Correct 26 ms 16008 KB Output is correct
25 Correct 29 ms 16132 KB Output is correct
26 Correct 36 ms 16132 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 500 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 344 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 544 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 23 ms 15988 KB Output is correct
15 Correct 26 ms 15964 KB Output is correct
16 Correct 24 ms 15964 KB Output is correct
17 Correct 24 ms 16112 KB Output is correct
18 Correct 38 ms 16120 KB Output is correct
19 Correct 24 ms 15964 KB Output is correct
20 Correct 30 ms 16128 KB Output is correct
21 Correct 25 ms 16112 KB Output is correct
22 Correct 28 ms 15964 KB Output is correct
23 Correct 31 ms 15960 KB Output is correct
24 Correct 24 ms 15964 KB Output is correct
25 Correct 23 ms 15960 KB Output is correct
26 Correct 23 ms 15964 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 360 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 2 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 27 ms 16104 KB Output is correct
15 Correct 28 ms 15964 KB Output is correct
16 Correct 31 ms 15960 KB Output is correct
17 Correct 22 ms 15964 KB Output is correct
18 Correct 22 ms 15964 KB Output is correct
19 Correct 23 ms 16128 KB Output is correct
20 Correct 25 ms 16132 KB Output is correct
21 Correct 22 ms 15964 KB Output is correct
22 Correct 27 ms 15964 KB Output is correct
23 Correct 22 ms 16132 KB Output is correct
24 Correct 32 ms 16104 KB Output is correct
25 Correct 29 ms 15964 KB Output is correct
26 Correct 22 ms 15960 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 600 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 1 ms 344 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 1 ms 348 KB Output is correct
49 Correct 1 ms 348 KB Output is correct
50 Correct 1 ms 348 KB Output is correct
51 Correct 1 ms 452 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 348 KB Output is correct
54 Correct 1 ms 348 KB Output is correct
55 Correct 1 ms 348 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 0 ms 348 KB Output is correct
59 Correct 1 ms 348 KB Output is correct
60 Correct 1 ms 348 KB Output is correct
61 Correct 1 ms 456 KB Output is correct
62 Correct 1 ms 348 KB Output is correct
63 Correct 1 ms 344 KB Output is correct
64 Correct 27 ms 15964 KB Output is correct
65 Correct 23 ms 15960 KB Output is correct
66 Correct 24 ms 15964 KB Output is correct
67 Correct 24 ms 15964 KB Output is correct
68 Correct 26 ms 16136 KB Output is correct
69 Correct 22 ms 15964 KB Output is correct
70 Correct 25 ms 16132 KB Output is correct
71 Correct 41 ms 15964 KB Output is correct
72 Correct 21 ms 15964 KB Output is correct
73 Correct 24 ms 15964 KB Output is correct
74 Correct 24 ms 15964 KB Output is correct

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 344 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 1 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 1 ms 416 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 348 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 1 ms 348 KB Output is correct
50 Correct 1 ms 344 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 7 ms 348 KB Output is correct
53 Correct 7 ms 348 KB Output is correct
54 Correct 27 ms 348 KB Output is correct
55 Correct 20 ms 344 KB Output is correct
56 Correct 41 ms 600 KB Output is correct
57 Correct 36 ms 604 KB Output is correct
58 Correct 46 ms 636 KB Output is correct
59 Correct 67 ms 620 KB Output is correct
60 Correct 49 ms 604 KB Output is correct
61 Correct 1 ms 344 KB Output is correct
62 Correct 7 ms 348 KB Output is correct
63 Correct 27 ms 348 KB Output is correct
64 Correct 11 ms 344 KB Output is correct
65 Correct 19 ms 588 KB Output is correct
66 Correct 27 ms 624 KB Output is correct
67 Correct 37 ms 604 KB Output is correct
68 Correct 133 ms 852 KB Output is correct
69 Correct 34 ms 624 KB Output is correct