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Submission #1087901

# Submission time Handle Problem Language Result Execution time Memory
1087901 2024-09-13T11:29:00 Z 29ChuManhTich K blocks (IZhO14_blocks) C++14
53 / 100
 1000 ms 43000 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define FOR(i, a, b) for (int i = a; i <= b; i++)
const int maxn = 1e5 + 7;
const int maxk = 1e2 + 7;

int dp[maxn][maxk];  // tổng trọng số nhỏ nhất xét đến vt thứ i đã sử dụng ít hơn k cách chia nhóm
int n, a[maxn], k;
int f[maxn][20];

int getMax(int l, int r) {
    int j = log2(r - l + 1);
    return max(f[l][j], f[r - (1 << j) + 1][j]);
}

int main() {
    
    cin >> n >> k;
    FOR(i, 1, n) {
        cin >> a[i];
        f[i][0] = a[i];
    }

    for (int j = 1; (1 << j) <= n; j++) {
        for (int i = 1; i + (1 << j) - 1 <= n; i++) {
            f[i][j] = max(f[i][j - 1], f[i + (1 << (j - 1))][j - 1]);
        }
    }

    memset(dp, 0x3f, sizeof dp);
    dp[0][0] = 0;

    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= k; j++) {
            for (int m = 1; m <= i; m++) {
                dp[i][j] = min(dp[i][j], dp[i - m][j - 1] + getMax(i - m + 1, i));
            }
        }
    }

    cout << dp[n][k] << endl;

    return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 42328 KB Output is correct
2 Correct 18 ms 42064 KB Output is correct
3 Correct 19 ms 42328 KB Output is correct
4 Correct 18 ms 42328 KB Output is correct
5 Correct 18 ms 42148 KB Output is correct
6 Correct 18 ms 42328 KB Output is correct
7 Correct 22 ms 42332 KB Output is correct
8 Correct 16 ms 42332 KB Output is correct
9 Correct 17 ms 42104 KB Output is correct
10 Correct 17 ms 42332 KB Output is correct
11 Correct 17 ms 42116 KB Output is correct
12 Correct 19 ms 42332 KB Output is correct
13 Correct 18 ms 42332 KB Output is correct
14 Correct 17 ms 42096 KB Output is correct
15 Correct 16 ms 42332 KB Output is correct
16 Correct 17 ms 42332 KB Output is correct
17 Correct 18 ms 42220 KB Output is correct
18 Correct 17 ms 42332 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 42332 KB Output is correct
2 Correct 17 ms 42328 KB Output is correct
3 Correct 16 ms 42104 KB Output is correct
4 Correct 17 ms 42108 KB Output is correct
5 Correct 19 ms 42332 KB Output is correct
6 Correct 17 ms 42328 KB Output is correct
7 Correct 18 ms 42332 KB Output is correct
8 Correct 16 ms 42188 KB Output is correct
9 Correct 15 ms 42332 KB Output is correct
10 Correct 16 ms 42108 KB Output is correct
11 Correct 17 ms 42332 KB Output is correct
12 Correct 17 ms 42332 KB Output is correct
13 Correct 18 ms 42072 KB Output is correct
14 Correct 18 ms 42332 KB Output is correct
15 Correct 17 ms 42120 KB Output is correct
16 Correct 17 ms 42332 KB Output is correct
17 Correct 16 ms 42332 KB Output is correct
18 Correct 17 ms 42212 KB Output is correct
19 Correct 17 ms 42332 KB Output is correct
20 Correct 17 ms 42168 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 42328 KB Output is correct
2 Correct 18 ms 42064 KB Output is correct
3 Correct 19 ms 42328 KB Output is correct
4 Correct 18 ms 42328 KB Output is correct
5 Correct 18 ms 42148 KB Output is correct
6 Correct 18 ms 42328 KB Output is correct
7 Correct 22 ms 42332 KB Output is correct
8 Correct 16 ms 42332 KB Output is correct
9 Correct 17 ms 42104 KB Output is correct
10 Correct 17 ms 42332 KB Output is correct
11 Correct 17 ms 42116 KB Output is correct
12 Correct 19 ms 42332 KB Output is correct
13 Correct 18 ms 42332 KB Output is correct
14 Correct 17 ms 42096 KB Output is correct
15 Correct 16 ms 42332 KB Output is correct
16 Correct 17 ms 42332 KB Output is correct
17 Correct 18 ms 42220 KB Output is correct
18 Correct 17 ms 42332 KB Output is correct
19 Correct 17 ms 42332 KB Output is correct
20 Correct 17 ms 42328 KB Output is correct
21 Correct 16 ms 42104 KB Output is correct
22 Correct 17 ms 42108 KB Output is correct
23 Correct 19 ms 42332 KB Output is correct
24 Correct 17 ms 42328 KB Output is correct
25 Correct 18 ms 42332 KB Output is correct
26 Correct 16 ms 42188 KB Output is correct
27 Correct 15 ms 42332 KB Output is correct
28 Correct 16 ms 42108 KB Output is correct
29 Correct 17 ms 42332 KB Output is correct
30 Correct 17 ms 42332 KB Output is correct
31 Correct 18 ms 42072 KB Output is correct
32 Correct 18 ms 42332 KB Output is correct
33 Correct 17 ms 42120 KB Output is correct
34 Correct 17 ms 42332 KB Output is correct
35 Correct 16 ms 42332 KB Output is correct
36 Correct 17 ms 42212 KB Output is correct
37 Correct 17 ms 42332 KB Output is correct
38 Correct 17 ms 42168 KB Output is correct
39 Correct 21 ms 42096 KB Output is correct
40 Correct 18 ms 42068 KB Output is correct
41 Correct 18 ms 42332 KB Output is correct
42 Correct 23 ms 42332 KB Output is correct
43 Correct 18 ms 42328 KB Output is correct
44 Correct 21 ms 42240 KB Output is correct
45 Correct 17 ms 42332 KB Output is correct
46 Correct 15 ms 42304 KB Output is correct
47 Correct 15 ms 42328 KB Output is correct
48 Correct 17 ms 42336 KB Output is correct
49 Correct 15 ms 42332 KB Output is correct
50 Correct 18 ms 42328 KB Output is correct
51 Correct 18 ms 42332 KB Output is correct
52 Correct 17 ms 42332 KB Output is correct
53 Correct 21 ms 42340 KB Output is correct
54 Correct 22 ms 42332 KB Output is correct
55 Correct 23 ms 42328 KB Output is correct
56 Correct 21 ms 42332 KB Output is correct
57 Correct 22 ms 42124 KB Output is correct

Subtask #4
0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 42328 KB Output is correct
2 Correct 18 ms 42064 KB Output is correct
3 Correct 19 ms 42328 KB Output is correct
4 Correct 18 ms 42328 KB Output is correct
5 Correct 18 ms 42148 KB Output is correct
6 Correct 18 ms 42328 KB Output is correct
7 Correct 22 ms 42332 KB Output is correct
8 Correct 16 ms 42332 KB Output is correct
9 Correct 17 ms 42104 KB Output is correct
10 Correct 17 ms 42332 KB Output is correct
11 Correct 17 ms 42116 KB Output is correct
12 Correct 19 ms 42332 KB Output is correct
13 Correct 18 ms 42332 KB Output is correct
14 Correct 17 ms 42096 KB Output is correct
15 Correct 16 ms 42332 KB Output is correct
16 Correct 17 ms 42332 KB Output is correct
17 Correct 18 ms 42220 KB Output is correct
18 Correct 17 ms 42332 KB Output is correct
19 Correct 17 ms 42332 KB Output is correct
20 Correct 17 ms 42328 KB Output is correct
21 Correct 16 ms 42104 KB Output is correct
22 Correct 17 ms 42108 KB Output is correct
23 Correct 19 ms 42332 KB Output is correct
24 Correct 17 ms 42328 KB Output is correct
25 Correct 18 ms 42332 KB Output is correct
26 Correct 16 ms 42188 KB Output is correct
27 Correct 15 ms 42332 KB Output is correct
28 Correct 16 ms 42108 KB Output is correct
29 Correct 17 ms 42332 KB Output is correct
30 Correct 17 ms 42332 KB Output is correct
31 Correct 18 ms 42072 KB Output is correct
32 Correct 18 ms 42332 KB Output is correct
33 Correct 17 ms 42120 KB Output is correct
34 Correct 17 ms 42332 KB Output is correct
35 Correct 16 ms 42332 KB Output is correct
36 Correct 17 ms 42212 KB Output is correct
37 Correct 17 ms 42332 KB Output is correct
38 Correct 17 ms 42168 KB Output is correct
39 Correct 21 ms 42096 KB Output is correct
40 Correct 18 ms 42068 KB Output is correct
41 Correct 18 ms 42332 KB Output is correct
42 Correct 23 ms 42332 KB Output is correct
43 Correct 18 ms 42328 KB Output is correct
44 Correct 21 ms 42240 KB Output is correct
45 Correct 17 ms 42332 KB Output is correct
46 Correct 15 ms 42304 KB Output is correct
47 Correct 15 ms 42328 KB Output is correct
48 Correct 17 ms 42336 KB Output is correct
49 Correct 15 ms 42332 KB Output is correct
50 Correct 18 ms 42328 KB Output is correct
51 Correct 18 ms 42332 KB Output is correct
52 Correct 17 ms 42332 KB Output is correct
53 Correct 21 ms 42340 KB Output is correct
54 Correct 22 ms 42332 KB Output is correct
55 Correct 23 ms 42328 KB Output is correct
56 Correct 21 ms 42332 KB Output is correct
57 Correct 22 ms 42124 KB Output is correct
58 Execution timed out 1064 ms 43000 KB Time limit exceeded
59 Halted 0 ms 0 KB -