oj.uz

Submission #31400

# Submission time Handle Problem Language Result Execution time Memory
31400 2017-08-21T06:45:54 Z nickyrio Bali Sculptures (APIO15_sculpture) C++14
37 / 100
 0 ms 6192 KB 
#include <bits/stdc++.h>
#define N 2020
#define FOR(i, a, b) for (int i = a; i<=b; i++)
#define FORD(i, a, b) for (int i = a; i>=b; i--)
#define REP(i, a) for (int i = 1; i<=a; i++)

using namespace std;

int f[N], c[N], n, a, b;
long long s[N];
bool g[N][N];

const int inf = 1e9;

bool solve1(int k, long long limit) { // N^2 && a == 1
    REP(i, n) f[i] = inf;
    f[0] = 0;
    REP(i, n) FOR(j, 1, i)
        if ((((s[i] - s[j - 1]) | limit) >> k) == (limit >> k)) {
        f[i] = min(f[i], f[j - 1] + 1);
    }
    return f[n] <=b;
}

bool solve2(int k, long long limit) { //N^3 && a > 1
    FOR(i, 0, n) REP(j, n) g[i][j] = false;
    g[0][0] = true;
    FOR(kk, 1, b)
        FOR(j, 1, n)
            FOR(i, j, n) {
        if (((((s[i] - s[j - 1]) | limit) >> k) == (limit >> k)) && g[kk - 1][j - 1])
            g[kk][i] = true;
    }
    FOR(i, a, b) if (g[i][n]) return true;
    return false;
}

bool ok(int k, long long limit) {
    if (a == 1) return solve1(k, limit);
    return solve2(k, limit);
}

int main() {
    //freopen("SCULPTURE.inp","r",stdin);
    //freopen("SCULPTURE.out","w",stdout);
    ios::sync_with_stdio(false);
    cin.tie(NULL);cout.tie(NULL);
    cin>>n>>a>>b;
    REP(i, n) cin>>c[i];
    long long ans = 0;
    FOR(i, 1, n) s[i] = c[i] + s[i - 1];
    FORD(k, 31, 0) {
        if (!ok(k, ans))
            ans |= (1ll << k);
    }
    cout<<ans;
}

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6192 KB Output is correct
2 Correct 0 ms 6192 KB Output is correct
3 Correct 0 ms 6192 KB Output is correct
4 Correct 0 ms 6192 KB Output is correct
5 Correct 0 ms 6192 KB Output is correct
6 Correct 0 ms 6192 KB Output is correct
7 Correct 0 ms 6192 KB Output is correct
8 Correct 0 ms 6192 KB Output is correct
9 Correct 0 ms 6192 KB Output is correct
10 Correct 0 ms 6192 KB Output is correct
11 Correct 0 ms 6192 KB Output is correct
12 Correct 0 ms 6192 KB Output is correct
13 Correct 0 ms 6192 KB Output is correct
14 Correct 0 ms 6192 KB Output is correct
15 Correct 0 ms 6192 KB Output is correct
16 Correct 0 ms 6192 KB Output is correct
17 Correct 0 ms 6192 KB Output is correct
18 Correct 0 ms 6192 KB Output is correct
19 Correct 0 ms 6192 KB Output is correct
20 Correct 0 ms 6192 KB Output is correct
21 Correct 0 ms 6192 KB Output is correct
22 Correct 0 ms 6192 KB Output is correct
23 Correct 0 ms 6192 KB Output is correct
24 Correct 0 ms 6192 KB Output is correct
25 Correct 0 ms 6192 KB Output is correct
26 Correct 0 ms 6192 KB Output is correct
27 Correct 0 ms 6192 KB Output is correct
28 Correct 0 ms 6192 KB Output is correct
29 Correct 0 ms 6192 KB Output is correct
30 Correct 0 ms 6192 KB Output is correct
31 Correct 0 ms 6192 KB Output is correct
32 Incorrect 0 ms 6192 KB Output isn't correct
33 Halted 0 ms 0 KB -

Subtask #2
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6192 KB Output is correct
2 Correct 0 ms 6192 KB Output is correct
3 Correct 0 ms 6192 KB Output is correct
4 Correct 0 ms 6192 KB Output is correct
5 Correct 0 ms 6192 KB Output is correct
6 Correct 0 ms 6192 KB Output is correct
7 Correct 0 ms 6192 KB Output is correct
8 Correct 0 ms 6192 KB Output is correct
9 Correct 0 ms 6192 KB Output is correct
10 Correct 0 ms 6192 KB Output is correct
11 Correct 0 ms 6192 KB Output is correct
12 Correct 0 ms 6192 KB Output is correct
13 Correct 0 ms 6192 KB Output is correct
14 Correct 0 ms 6192 KB Output is correct
15 Correct 0 ms 6192 KB Output is correct
16 Correct 0 ms 6192 KB Output is correct
17 Correct 0 ms 6192 KB Output is correct
18 Correct 0 ms 6192 KB Output is correct
19 Correct 0 ms 6192 KB Output is correct
20 Correct 0 ms 6192 KB Output is correct
21 Correct 0 ms 6192 KB Output is correct
22 Correct 0 ms 6192 KB Output is correct
23 Correct 0 ms 6192 KB Output is correct
24 Correct 0 ms 6192 KB Output is correct
25 Correct 0 ms 6192 KB Output is correct
26 Correct 0 ms 6192 KB Output is correct
27 Correct 0 ms 6192 KB Output is correct
28 Correct 0 ms 6192 KB Output is correct
29 Correct 0 ms 6192 KB Output is correct
30 Correct 0 ms 6192 KB Output is correct
31 Correct 0 ms 6192 KB Output is correct
32 Correct 0 ms 6192 KB Output is correct
33 Correct 0 ms 6192 KB Output is correct
34 Correct 0 ms 6192 KB Output is correct
35 Correct 0 ms 6192 KB Output is correct
36 Correct 0 ms 6192 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6192 KB Output is correct
2 Correct 0 ms 6192 KB Output is correct
3 Correct 0 ms 6192 KB Output is correct
4 Correct 0 ms 6192 KB Output is correct
5 Correct 0 ms 6192 KB Output is correct
6 Correct 0 ms 6192 KB Output is correct
7 Correct 0 ms 6192 KB Output is correct
8 Correct 0 ms 6192 KB Output is correct
9 Correct 0 ms 6192 KB Output is correct
10 Correct 0 ms 6192 KB Output is correct
11 Correct 0 ms 6192 KB Output is correct
12 Correct 0 ms 6192 KB Output is correct
13 Correct 0 ms 6192 KB Output is correct
14 Correct 0 ms 6192 KB Output is correct
15 Correct 0 ms 6192 KB Output is correct
16 Correct 0 ms 6192 KB Output is correct
17 Correct 0 ms 6192 KB Output is correct
18 Correct 0 ms 6192 KB Output is correct
19 Correct 0 ms 6192 KB Output is correct
20 Correct 0 ms 6192 KB Output is correct
21 Correct 0 ms 6192 KB Output is correct
22 Correct 0 ms 6192 KB Output is correct
23 Correct 0 ms 6192 KB Output is correct
24 Correct 0 ms 6192 KB Output is correct
25 Correct 0 ms 6192 KB Output is correct
26 Correct 0 ms 6192 KB Output is correct
27 Correct 0 ms 6192 KB Output is correct
28 Correct 0 ms 6192 KB Output is correct
29 Correct 0 ms 6192 KB Output is correct
30 Correct 0 ms 6192 KB Output is correct
31 Correct 0 ms 6192 KB Output is correct
32 Correct 0 ms 6192 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6192 KB Output is correct
2 Correct 0 ms 6192 KB Output is correct
3 Correct 0 ms 6192 KB Output is correct
4 Correct 0 ms 6192 KB Output is correct
5 Correct 0 ms 6192 KB Output is correct
6 Correct 0 ms 6192 KB Output is correct
7 Correct 0 ms 6192 KB Output is correct
8 Correct 0 ms 6192 KB Output is correct
9 Correct 0 ms 6192 KB Output is correct
10 Correct 0 ms 6192 KB Output is correct
11 Correct 0 ms 6192 KB Output is correct
12 Correct 0 ms 6192 KB Output is correct
13 Correct 0 ms 6192 KB Output is correct
14 Correct 0 ms 6192 KB Output is correct
15 Correct 0 ms 6192 KB Output is correct
16 Correct 0 ms 6192 KB Output is correct
17 Correct 0 ms 6192 KB Output is correct
18 Correct 0 ms 6192 KB Output is correct
19 Correct 0 ms 6192 KB Output is correct
20 Correct 0 ms 6192 KB Output is correct
21 Correct 0 ms 6192 KB Output is correct
22 Correct 0 ms 6192 KB Output is correct
23 Correct 0 ms 6192 KB Output is correct
24 Correct 0 ms 6192 KB Output is correct
25 Correct 0 ms 6192 KB Output is correct
26 Correct 0 ms 6192 KB Output is correct
27 Correct 0 ms 6192 KB Output is correct
28 Correct 0 ms 6192 KB Output is correct
29 Correct 0 ms 6192 KB Output is correct
30 Correct 0 ms 6192 KB Output is correct
31 Correct 0 ms 6192 KB Output is correct
32 Incorrect 0 ms 6192 KB Output isn't correct
33 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 6192 KB Output is correct
2 Correct 0 ms 6192 KB Output is correct
3 Correct 0 ms 6192 KB Output is correct
4 Correct 0 ms 6192 KB Output is correct
5 Correct 0 ms 6192 KB Output is correct
6 Correct 0 ms 6192 KB Output is correct
7 Correct 0 ms 6192 KB Output is correct
8 Correct 0 ms 6192 KB Output is correct
9 Correct 0 ms 6192 KB Output is correct
10 Correct 0 ms 6192 KB Output is correct
11 Correct 0 ms 6192 KB Output is correct
12 Correct 0 ms 6192 KB Output is correct
13 Correct 0 ms 6192 KB Output is correct
14 Correct 0 ms 6192 KB Output is correct
15 Correct 0 ms 6192 KB Output is correct
16 Correct 0 ms 6192 KB Output is correct
17 Correct 0 ms 6192 KB Output is correct
18 Correct 0 ms 6192 KB Output is correct
19 Incorrect 0 ms 6192 KB Output isn't correct
20 Halted 0 ms 0 KB -