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Submission #885109

# Submission time Handle Problem Language Result Execution time Memory
885109 2023-12-09T02:37:34 Z votranngocvy K blocks (IZhO14_blocks) C++14
53 / 100
 1000 ms 4696 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
const int N = 1e5 + 5;
const int inf = 0x3f3f3f3f3f3f3f3f;
int a[N],st[4 * N],n,k,dp[N][105];

void build(int id,int l,int r) {
    if (l == r) {
        st[id] = a[l];
        return;
    }
    int mid = (l + r) / 2;
    build(id * 2,l,mid);
    build(id * 2 + 1,mid + 1,r);
    st[id] = max(st[id * 2],st[id * 2 + 1]);
}

int get(int id,int l,int r,int u,int v) {
    if (v < l || r < u) return -inf;
    if (u <= l && r <= v) return st[id];
    int mid = (l + r) / 2;
    return max(get(id * 2,l,mid,u,v),get(id * 2 + 1,mid + 1,r,u,v));
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    cin >> n >> k;
    for (int i = 1; i <= n; i++) cin >> a[i];
    build(1,1,n);
    for (int i = 0; i <= k; i++)
        for (int j = 0; j <= n; j++) dp[i][j] = inf;
    dp[0][0] = 0;
    for (int i = 1; i <= k; i++)
        for (int j = 1; j <= n; j++)
            for (int z = 0; z < j; z++)
                dp[i][j] = min(dp[i][j],dp[i - 1][z] + get(1,1,n,z + 1,j));
    cout << dp[k][n] << "\n";
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2392 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct
14 Correct 2 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 2 ms 2388 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2396 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 0 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 0 ms 2396 KB Output is correct
9 Correct 1 ms 2512 KB Output is correct
10 Correct 1 ms 2516 KB Output is correct
11 Correct 0 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2648 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2392 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct
14 Correct 2 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 2 ms 2388 KB Output is correct
19 Correct 0 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 0 ms 2396 KB Output is correct
22 Correct 0 ms 2396 KB Output is correct
23 Correct 0 ms 2396 KB Output is correct
24 Correct 0 ms 2396 KB Output is correct
25 Correct 0 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct
27 Correct 1 ms 2512 KB Output is correct
28 Correct 1 ms 2516 KB Output is correct
29 Correct 0 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2648 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 21 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2512 KB Output is correct
43 Correct 0 ms 2516 KB Output is correct
44 Correct 1 ms 2512 KB Output is correct
45 Correct 1 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 0 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 1 ms 2396 KB Output is correct
50 Correct 1 ms 2392 KB Output is correct
51 Correct 10 ms 2396 KB Output is correct
52 Correct 10 ms 2536 KB Output is correct
53 Correct 37 ms 2396 KB Output is correct
54 Correct 36 ms 2396 KB Output is correct
55 Correct 20 ms 2568 KB Output is correct
56 Correct 36 ms 2588 KB Output is correct
57 Correct 36 ms 2396 KB Output is correct

Subtask #4
0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 0 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2392 KB Output is correct
6 Correct 0 ms 2396 KB Output is correct
7 Correct 0 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 2 ms 2396 KB Output is correct
14 Correct 2 ms 2396 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 2 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 2 ms 2388 KB Output is correct
19 Correct 0 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 0 ms 2396 KB Output is correct
22 Correct 0 ms 2396 KB Output is correct
23 Correct 0 ms 2396 KB Output is correct
24 Correct 0 ms 2396 KB Output is correct
25 Correct 0 ms 2396 KB Output is correct
26 Correct 0 ms 2396 KB Output is correct
27 Correct 1 ms 2512 KB Output is correct
28 Correct 1 ms 2516 KB Output is correct
29 Correct 0 ms 2396 KB Output is correct
30 Correct 1 ms 2396 KB Output is correct
31 Correct 1 ms 2396 KB Output is correct
32 Correct 1 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2648 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 21 ms 2396 KB Output is correct
40 Correct 1 ms 2396 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2512 KB Output is correct
43 Correct 0 ms 2516 KB Output is correct
44 Correct 1 ms 2512 KB Output is correct
45 Correct 1 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 0 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 1 ms 2396 KB Output is correct
50 Correct 1 ms 2392 KB Output is correct
51 Correct 10 ms 2396 KB Output is correct
52 Correct 10 ms 2536 KB Output is correct
53 Correct 37 ms 2396 KB Output is correct
54 Correct 36 ms 2396 KB Output is correct
55 Correct 20 ms 2568 KB Output is correct
56 Correct 36 ms 2588 KB Output is correct
57 Correct 36 ms 2396 KB Output is correct
58 Execution timed out 1012 ms 4696 KB Time limit exceeded
59 Halted 0 ms 0 KB -