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Submission #84705

# Submission time Handle Problem Language Result Execution time Memory
84705 2018-11-16T19:22:43 Z popovicirobert Bali Sculptures (APIO15_sculpture) C++14
71 / 100
 25 ms 1620 KB 
#include <bits/stdc++.h>
#define lsb(x) (x & (-x))
#define ll long long

using namespace std;

inline bool check(ll s, ll conf, int bit) {
    return ((s | conf) >> bit) == (conf >> bit);
}

inline ll solve1(int n, int a, int b, vector <int> &arr) {
    ll sum = 0;
    for(auto it : arr) {
        sum += it;
    }
    ll conf = 0;
    for(int bit = 60; bit >= 0; bit--) {
        if((1LL << bit) > sum) {
            continue;
        }
        vector < vector <bool> > dp;
        int i, j;
        dp.resize(n + 1);
        for(i = 0; i <= n; i++) {
            dp[i].resize(b + 1);
        }
        dp[0][0] = 1;
        for(i = 1; i <= n; i++) {
            for(int k = 1; k <= b; k++) {
                ll s = 0;
                for(j = i - 1; j >= 0; j--) {
                    s += arr[j + 1];
                    if(dp[j][k - 1] && check(s, conf, bit)) {
                        dp[i][k] = 1;
                        break;
                    }
                }
            }
        }
        bool ok = 0;
        for(i = a; i <= b; i++) {
            if(dp[n][i]) {
                ok = 1;
            }
        }
        if(!ok) {
            conf += (1LL << bit);
        }
    }

    return conf;
}

inline ll solve2(int n, vector <int> &arr) {
    ll sum = 0;
    for(auto it : arr) {
        sum += it;
    }
    ll conf = 0;
    for(int bit = 60; bit >= 0; bit--) {
        if((1LL << bit) > sum) {
            continue;
        }
        vector <bool> dp(n + 1);
        int i, j;
        dp[0] = 1;
        for(i = 1; i <= n; i++) {
            ll s = 0;
            for(j = i - 1; j >= 0; j--) {
                s += arr[j + 1];
                if(dp[j] && check(s, conf, bit)) {
                    dp[i] = 1;
                    break;
                }
            }
        }
        if(!dp[n]) {
            conf += (1LL << bit);
        }
    }
    return conf;
}

int main() {
    //ifstream cin("C.in");
    //ofstream cout("C.out");
    int i, n, a, b;
    ios::sync_with_stdio(false);
    cin >> n >> a >> b;
    vector <int> arr(n + 1);
    for(i = 1; i <= n; i++) {
        cin >> arr[i];
    }
    if(n <= 100) {
        cout << solve1(n, a, b, arr);
    }
    else {
        cout << solve2(n, arr);
    }
    //cin.close();
    //cout.close();
    return 0;
}

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 508 KB Output is correct
3 Correct 2 ms 508 KB Output is correct
4 Correct 2 ms 508 KB Output is correct
5 Correct 2 ms 508 KB Output is correct
6 Correct 3 ms 508 KB Output is correct
7 Correct 2 ms 520 KB Output is correct
8 Correct 2 ms 524 KB Output is correct
9 Correct 2 ms 528 KB Output is correct
10 Correct 2 ms 532 KB Output is correct
11 Correct 2 ms 536 KB Output is correct
12 Correct 2 ms 552 KB Output is correct
13 Correct 2 ms 684 KB Output is correct
14 Correct 2 ms 684 KB Output is correct
15 Correct 2 ms 684 KB Output is correct
16 Correct 2 ms 684 KB Output is correct
17 Correct 2 ms 684 KB Output is correct
18 Correct 2 ms 684 KB Output is correct
19 Correct 2 ms 684 KB Output is correct
20 Correct 2 ms 688 KB Output is correct
21 Correct 2 ms 824 KB Output is correct
22 Correct 2 ms 824 KB Output is correct
23 Correct 2 ms 824 KB Output is correct
24 Correct 2 ms 824 KB Output is correct
25 Correct 2 ms 824 KB Output is correct
26 Correct 2 ms 824 KB Output is correct
27 Correct 3 ms 824 KB Output is correct
28 Correct 2 ms 824 KB Output is correct
29 Correct 2 ms 824 KB Output is correct
30 Correct 3 ms 824 KB Output is correct
31 Correct 2 ms 824 KB Output is correct
32 Correct 2 ms 824 KB Output is correct
33 Correct 2 ms 824 KB Output is correct
34 Correct 2 ms 824 KB Output is correct
35 Correct 2 ms 824 KB Output is correct
36 Correct 2 ms 824 KB Output is correct

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 824 KB Output is correct
2 Correct 2 ms 824 KB Output is correct
3 Correct 2 ms 824 KB Output is correct
4 Correct 2 ms 824 KB Output is correct
5 Correct 2 ms 824 KB Output is correct
6 Correct 2 ms 824 KB Output is correct
7 Correct 2 ms 824 KB Output is correct
8 Correct 2 ms 824 KB Output is correct
9 Correct 2 ms 824 KB Output is correct
10 Correct 2 ms 824 KB Output is correct
11 Correct 2 ms 824 KB Output is correct
12 Correct 2 ms 824 KB Output is correct
13 Correct 2 ms 824 KB Output is correct
14 Correct 2 ms 824 KB Output is correct
15 Correct 2 ms 824 KB Output is correct
16 Correct 2 ms 828 KB Output is correct
17 Correct 2 ms 832 KB Output is correct
18 Correct 2 ms 836 KB Output is correct
19 Correct 2 ms 840 KB Output is correct
20 Correct 2 ms 840 KB Output is correct
21 Correct 2 ms 840 KB Output is correct
22 Correct 2 ms 852 KB Output is correct
23 Correct 2 ms 856 KB Output is correct
24 Correct 2 ms 988 KB Output is correct
25 Correct 2 ms 988 KB Output is correct
26 Correct 2 ms 988 KB Output is correct
27 Correct 2 ms 988 KB Output is correct
28 Correct 2 ms 988 KB Output is correct
29 Correct 2 ms 988 KB Output is correct
30 Correct 2 ms 988 KB Output is correct
31 Correct 3 ms 988 KB Output is correct
32 Correct 2 ms 988 KB Output is correct
33 Correct 2 ms 988 KB Output is correct
34 Correct 2 ms 988 KB Output is correct
35 Correct 2 ms 988 KB Output is correct
36 Correct 2 ms 988 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 988 KB Output is correct
2 Correct 2 ms 988 KB Output is correct
3 Correct 2 ms 988 KB Output is correct
4 Correct 2 ms 988 KB Output is correct
5 Correct 2 ms 988 KB Output is correct
6 Correct 2 ms 988 KB Output is correct
7 Correct 2 ms 988 KB Output is correct
8 Correct 2 ms 988 KB Output is correct
9 Correct 2 ms 988 KB Output is correct
10 Correct 2 ms 988 KB Output is correct
11 Correct 2 ms 988 KB Output is correct
12 Correct 2 ms 988 KB Output is correct
13 Correct 2 ms 1088 KB Output is correct
14 Correct 2 ms 1088 KB Output is correct
15 Correct 2 ms 1088 KB Output is correct
16 Correct 2 ms 1088 KB Output is correct
17 Correct 2 ms 1088 KB Output is correct
18 Correct 3 ms 1088 KB Output is correct
19 Correct 2 ms 1088 KB Output is correct
20 Correct 2 ms 1088 KB Output is correct
21 Correct 2 ms 1088 KB Output is correct
22 Correct 2 ms 1088 KB Output is correct
23 Correct 2 ms 1088 KB Output is correct
24 Correct 3 ms 1088 KB Output is correct
25 Correct 2 ms 1088 KB Output is correct
26 Correct 3 ms 1088 KB Output is correct
27 Correct 4 ms 1088 KB Output is correct
28 Correct 7 ms 1088 KB Output is correct
29 Correct 7 ms 1088 KB Output is correct
30 Correct 2 ms 1088 KB Output is correct
31 Correct 4 ms 1088 KB Output is correct
32 Correct 6 ms 1088 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1088 KB Output is correct
2 Correct 2 ms 1088 KB Output is correct
3 Correct 2 ms 1088 KB Output is correct
4 Correct 2 ms 1088 KB Output is correct
5 Correct 2 ms 1088 KB Output is correct
6 Correct 2 ms 1088 KB Output is correct
7 Correct 2 ms 1088 KB Output is correct
8 Correct 2 ms 1088 KB Output is correct
9 Correct 2 ms 1088 KB Output is correct
10 Correct 2 ms 1196 KB Output is correct
11 Correct 2 ms 1196 KB Output is correct
12 Correct 2 ms 1196 KB Output is correct
13 Correct 2 ms 1200 KB Output is correct
14 Correct 2 ms 1200 KB Output is correct
15 Correct 2 ms 1200 KB Output is correct
16 Correct 2 ms 1200 KB Output is correct
17 Correct 2 ms 1200 KB Output is correct
18 Correct 2 ms 1200 KB Output is correct
19 Correct 2 ms 1200 KB Output is correct
20 Correct 2 ms 1200 KB Output is correct
21 Correct 2 ms 1200 KB Output is correct
22 Correct 2 ms 1200 KB Output is correct
23 Correct 2 ms 1200 KB Output is correct
24 Correct 2 ms 1200 KB Output is correct
25 Correct 2 ms 1200 KB Output is correct
26 Correct 2 ms 1200 KB Output is correct
27 Correct 2 ms 1200 KB Output is correct
28 Correct 2 ms 1260 KB Output is correct
29 Correct 2 ms 1260 KB Output is correct
30 Correct 2 ms 1264 KB Output is correct
31 Correct 2 ms 1272 KB Output is correct
32 Correct 2 ms 1272 KB Output is correct
33 Correct 2 ms 1272 KB Output is correct
34 Correct 2 ms 1272 KB Output is correct
35 Correct 2 ms 1272 KB Output is correct
36 Correct 2 ms 1272 KB Output is correct
37 Correct 2 ms 1272 KB Output is correct
38 Correct 2 ms 1272 KB Output is correct
39 Correct 2 ms 1272 KB Output is correct
40 Correct 2 ms 1272 KB Output is correct
41 Correct 2 ms 1272 KB Output is correct
42 Correct 2 ms 1272 KB Output is correct
43 Correct 2 ms 1272 KB Output is correct
44 Correct 2 ms 1272 KB Output is correct
45 Correct 2 ms 1272 KB Output is correct
46 Correct 2 ms 1272 KB Output is correct
47 Correct 2 ms 1272 KB Output is correct
48 Correct 2 ms 1272 KB Output is correct
49 Correct 3 ms 1272 KB Output is correct
50 Correct 4 ms 1272 KB Output is correct
51 Correct 7 ms 1272 KB Output is correct
52 Correct 7 ms 1272 KB Output is correct
53 Correct 2 ms 1272 KB Output is correct
54 Correct 4 ms 1272 KB Output is correct
55 Correct 5 ms 1272 KB Output is correct
56 Correct 3 ms 1272 KB Output is correct
57 Correct 6 ms 1272 KB Output is correct
58 Correct 11 ms 1272 KB Output is correct
59 Correct 22 ms 1400 KB Output is correct
60 Correct 24 ms 1400 KB Output is correct
61 Correct 2 ms 1400 KB Output is correct
62 Correct 22 ms 1400 KB Output is correct
63 Correct 22 ms 1400 KB Output is correct
64 Correct 4 ms 1400 KB Output is correct
65 Correct 3 ms 1400 KB Output is correct
66 Correct 3 ms 1400 KB Output is correct
67 Correct 5 ms 1400 KB Output is correct
68 Correct 12 ms 1400 KB Output is correct
69 Correct 23 ms 1400 KB Output is correct
70 Correct 24 ms 1400 KB Output is correct
71 Correct 3 ms 1400 KB Output is correct
72 Correct 21 ms 1400 KB Output is correct
73 Correct 17 ms 1400 KB Output is correct
74 Correct 15 ms 1400 KB Output is correct

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1400 KB Output is correct
2 Correct 2 ms 1400 KB Output is correct
3 Correct 2 ms 1400 KB Output is correct
4 Correct 2 ms 1400 KB Output is correct
5 Correct 2 ms 1400 KB Output is correct
6 Correct 2 ms 1400 KB Output is correct
7 Correct 2 ms 1400 KB Output is correct
8 Correct 2 ms 1400 KB Output is correct
9 Correct 2 ms 1400 KB Output is correct
10 Correct 2 ms 1400 KB Output is correct
11 Correct 2 ms 1400 KB Output is correct
12 Correct 2 ms 1400 KB Output is correct
13 Correct 2 ms 1400 KB Output is correct
14 Correct 2 ms 1400 KB Output is correct
15 Correct 2 ms 1400 KB Output is correct
16 Correct 2 ms 1400 KB Output is correct
17 Correct 2 ms 1400 KB Output is correct
18 Correct 2 ms 1400 KB Output is correct
19 Correct 2 ms 1400 KB Output is correct
20 Correct 2 ms 1400 KB Output is correct
21 Correct 2 ms 1400 KB Output is correct
22 Correct 2 ms 1400 KB Output is correct
23 Correct 2 ms 1400 KB Output is correct
24 Correct 2 ms 1404 KB Output is correct
25 Correct 2 ms 1408 KB Output is correct
26 Correct 2 ms 1412 KB Output is correct
27 Correct 2 ms 1416 KB Output is correct
28 Correct 2 ms 1416 KB Output is correct
29 Correct 2 ms 1424 KB Output is correct
30 Correct 2 ms 1428 KB Output is correct
31 Correct 3 ms 1432 KB Output is correct
32 Correct 3 ms 1436 KB Output is correct
33 Correct 2 ms 1440 KB Output is correct
34 Correct 2 ms 1440 KB Output is correct
35 Correct 2 ms 1552 KB Output is correct
36 Correct 3 ms 1580 KB Output is correct
37 Correct 4 ms 1580 KB Output is correct
38 Correct 6 ms 1580 KB Output is correct
39 Correct 7 ms 1580 KB Output is correct
40 Correct 2 ms 1580 KB Output is correct
41 Correct 4 ms 1580 KB Output is correct
42 Correct 6 ms 1580 KB Output is correct
43 Correct 3 ms 1580 KB Output is correct
44 Correct 7 ms 1580 KB Output is correct
45 Correct 12 ms 1580 KB Output is correct
46 Correct 23 ms 1580 KB Output is correct
47 Correct 25 ms 1620 KB Output is correct
48 Correct 2 ms 1620 KB Output is correct
49 Correct 23 ms 1620 KB Output is correct
50 Correct 22 ms 1620 KB Output is correct
51 Incorrect 2 ms 1620 KB Output isn't correct
52 Halted 0 ms 0 KB -