oj.uz

Submission #687618

# Submission time Handle Problem Language Result Execution time Memory
687618 2023-01-26T16:18:37 Z speedyArda K blocks (IZhO14_blocks) C++14
100 / 100
 166 ms 80288 KB 
#include "bits/stdc++.h"

using namespace std;
using ll = long long;
const int MAXN = 1e5+5;
ll in[MAXN];
ll dp[105][MAXN];
int n, blocks;


int main() 
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    cin >> n >> blocks;

    for(int i = 0; i < n; i++) {
        cin >> in[i];

    }
    dp[1][0] = in[0];
    for(int i = 1; i < n; i++)
       dp[1][i] = max(dp[1][i - 1], in[i]);
    //cout << "hm\n";

    for(int block = 2; block <= blocks; block++)
    {
        stack<pair<int, int> > curr;
        for(int i = block - 1; i < n; i++)
        {
            int mini = dp[block - 1][i - 1];
            while(!curr.empty() && in[curr.top().first] <= in[i])
            {
                mini = min(mini, curr.top().second);
                curr.pop();
            }


            if(curr.empty() || in[curr.top().first] + curr.top().second > in[i] + mini) 
                curr.push({i, mini});           


            dp[block][i] = in[curr.top().first] + curr.top().second;
        }
    }

    cout << dp[blocks][n - 1] << "\n";
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 272 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 0 ms 328 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 1 ms 340 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 352 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 412 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 1 ms 328 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 272 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 0 ms 328 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 352 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 412 KB Output is correct
35 Correct 1 ms 324 KB Output is correct
36 Correct 1 ms 328 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 580 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 0 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 376 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 328 KB Output is correct
50 Correct 0 ms 340 KB Output is correct
51 Correct 1 ms 468 KB Output is correct
52 Correct 1 ms 468 KB Output is correct
53 Correct 1 ms 852 KB Output is correct
54 Correct 1 ms 852 KB Output is correct
55 Correct 1 ms 596 KB Output is correct
56 Correct 1 ms 852 KB Output is correct
57 Correct 1 ms 844 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 272 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 0 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 0 ms 328 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 332 KB Output is correct
17 Correct 1 ms 324 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 340 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 352 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 412 KB Output is correct
35 Correct 1 ms 324 KB Output is correct
36 Correct 1 ms 328 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 580 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 0 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 376 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 328 KB Output is correct
50 Correct 0 ms 340 KB Output is correct
51 Correct 1 ms 468 KB Output is correct
52 Correct 1 ms 468 KB Output is correct
53 Correct 1 ms 852 KB Output is correct
54 Correct 1 ms 852 KB Output is correct
55 Correct 1 ms 596 KB Output is correct
56 Correct 1 ms 852 KB Output is correct
57 Correct 1 ms 844 KB Output is correct
58 Correct 4 ms 2516 KB Output is correct
59 Correct 4 ms 1228 KB Output is correct
60 Correct 7 ms 3352 KB Output is correct
61 Correct 48 ms 27760 KB Output is correct
62 Correct 125 ms 79972 KB Output is correct
63 Correct 11 ms 4132 KB Output is correct
64 Correct 61 ms 36940 KB Output is correct
65 Correct 1 ms 452 KB Output is correct
66 Correct 1 ms 596 KB Output is correct
67 Correct 1 ms 580 KB Output is correct
68 Correct 1 ms 596 KB Output is correct
69 Correct 1 ms 340 KB Output is correct
70 Correct 1 ms 468 KB Output is correct
71 Correct 14 ms 8704 KB Output is correct
72 Correct 2 ms 596 KB Output is correct
73 Correct 4 ms 2516 KB Output is correct
74 Correct 4 ms 1264 KB Output is correct
75 Correct 7 ms 3392 KB Output is correct
76 Correct 44 ms 27708 KB Output is correct
77 Correct 107 ms 79980 KB Output is correct
78 Correct 11 ms 4052 KB Output is correct
79 Correct 53 ms 36972 KB Output is correct
80 Correct 8 ms 2500 KB Output is correct
81 Correct 18 ms 9548 KB Output is correct
82 Correct 113 ms 80068 KB Output is correct
83 Correct 1 ms 340 KB Output is correct
84 Correct 1 ms 468 KB Output is correct
85 Correct 17 ms 8788 KB Output is correct
86 Correct 1 ms 596 KB Output is correct
87 Correct 5 ms 2516 KB Output is correct
88 Correct 4 ms 1236 KB Output is correct
89 Correct 8 ms 3540 KB Output is correct
90 Correct 55 ms 27804 KB Output is correct
91 Correct 166 ms 80288 KB Output is correct
92 Correct 11 ms 4344 KB Output is correct
93 Correct 77 ms 37268 KB Output is correct
94 Correct 1 ms 596 KB Output is correct
95 Correct 13 ms 8772 KB Output is correct
96 Correct 1 ms 468 KB Output is correct
97 Correct 1 ms 340 KB Output is correct
98 Correct 0 ms 340 KB Output is correct
99 Correct 1 ms 340 KB Output is correct