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Submission #415999

# Submission time Handle Problem Language Result Execution time Memory
415999 2021-06-01T19:34:31 Z ti20_ntson K blocks (IZhO14_blocks) C++17
100 / 100
 235 ms 42760 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = 1e5 + 5;
const int K = 105;
const int INF = 0x3f3f3f3f;

int a[N];
int L[N], minF[N];
int dp[K][N];
int n, k;

int main() {
    cin >> n >> k;
    for (int i = 1; i <= n; ++i) cin >> a[i];
    memset(dp, 0x3f, sizeof dp);
    dp[1][0] = 0;
    for (int i = 1; i <= n; ++i) dp[1][i] = max(dp[1][i - 1], a[i]);
    for (int i = 2; i <= k; ++i) {
        stack<pair<int, int> > S;
        for (int j = i; j <= n; ++j) {
            int minF = dp[i - 1][j - 1];
            while (!S.empty() && a[S.top().second] <= a[j]) {
                minF = min(minF, S.top().first);
                S.pop();
            }
            dp[i][j] = min(dp[i][S.empty() ? 0 : S.top().second], minF + a[j]);
            S.push(make_pair(minF, j));
        }
    }
    cout << dp[k][n] << endl;
    return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 41348 KB Output is correct
2 Correct 25 ms 41356 KB Output is correct
3 Correct 24 ms 41332 KB Output is correct
4 Correct 21 ms 41352 KB Output is correct
5 Correct 23 ms 41312 KB Output is correct
6 Correct 26 ms 41388 KB Output is correct
7 Correct 22 ms 41292 KB Output is correct
8 Correct 22 ms 41336 KB Output is correct
9 Correct 23 ms 41352 KB Output is correct
10 Correct 24 ms 41388 KB Output is correct
11 Correct 24 ms 41384 KB Output is correct
12 Correct 27 ms 41292 KB Output is correct
13 Correct 29 ms 41292 KB Output is correct
14 Correct 25 ms 41384 KB Output is correct
15 Correct 26 ms 41376 KB Output is correct
16 Correct 24 ms 41344 KB Output is correct
17 Correct 21 ms 41292 KB Output is correct
18 Correct 21 ms 41396 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 41292 KB Output is correct
2 Correct 23 ms 41364 KB Output is correct
3 Correct 24 ms 41388 KB Output is correct
4 Correct 27 ms 41420 KB Output is correct
5 Correct 23 ms 41292 KB Output is correct
6 Correct 23 ms 41344 KB Output is correct
7 Correct 23 ms 41308 KB Output is correct
8 Correct 24 ms 41308 KB Output is correct
9 Correct 23 ms 41348 KB Output is correct
10 Correct 24 ms 41396 KB Output is correct
11 Correct 24 ms 41344 KB Output is correct
12 Correct 23 ms 41292 KB Output is correct
13 Correct 28 ms 41296 KB Output is correct
14 Correct 24 ms 41292 KB Output is correct
15 Correct 21 ms 41288 KB Output is correct
16 Correct 24 ms 41400 KB Output is correct
17 Correct 23 ms 41376 KB Output is correct
18 Correct 24 ms 41276 KB Output is correct
19 Correct 24 ms 41328 KB Output is correct
20 Correct 22 ms 41360 KB Output is correct

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 41348 KB Output is correct
2 Correct 25 ms 41356 KB Output is correct
3 Correct 24 ms 41332 KB Output is correct
4 Correct 21 ms 41352 KB Output is correct
5 Correct 23 ms 41312 KB Output is correct
6 Correct 26 ms 41388 KB Output is correct
7 Correct 22 ms 41292 KB Output is correct
8 Correct 22 ms 41336 KB Output is correct
9 Correct 23 ms 41352 KB Output is correct
10 Correct 24 ms 41388 KB Output is correct
11 Correct 24 ms 41384 KB Output is correct
12 Correct 27 ms 41292 KB Output is correct
13 Correct 29 ms 41292 KB Output is correct
14 Correct 25 ms 41384 KB Output is correct
15 Correct 26 ms 41376 KB Output is correct
16 Correct 24 ms 41344 KB Output is correct
17 Correct 21 ms 41292 KB Output is correct
18 Correct 21 ms 41396 KB Output is correct
19 Correct 24 ms 41292 KB Output is correct
20 Correct 23 ms 41364 KB Output is correct
21 Correct 24 ms 41388 KB Output is correct
22 Correct 27 ms 41420 KB Output is correct
23 Correct 23 ms 41292 KB Output is correct
24 Correct 23 ms 41344 KB Output is correct
25 Correct 23 ms 41308 KB Output is correct
26 Correct 24 ms 41308 KB Output is correct
27 Correct 23 ms 41348 KB Output is correct
28 Correct 24 ms 41396 KB Output is correct
29 Correct 24 ms 41344 KB Output is correct
30 Correct 23 ms 41292 KB Output is correct
31 Correct 28 ms 41296 KB Output is correct
32 Correct 24 ms 41292 KB Output is correct
33 Correct 21 ms 41288 KB Output is correct
34 Correct 24 ms 41400 KB Output is correct
35 Correct 23 ms 41376 KB Output is correct
36 Correct 24 ms 41276 KB Output is correct
37 Correct 24 ms 41328 KB Output is correct
38 Correct 22 ms 41360 KB Output is correct
39 Correct 25 ms 41284 KB Output is correct
40 Correct 20 ms 41292 KB Output is correct
41 Correct 24 ms 41356 KB Output is correct
42 Correct 23 ms 41384 KB Output is correct
43 Correct 24 ms 41376 KB Output is correct
44 Correct 21 ms 41292 KB Output is correct
45 Correct 24 ms 41320 KB Output is correct
46 Correct 24 ms 41296 KB Output is correct
47 Correct 24 ms 41284 KB Output is correct
48 Correct 25 ms 41284 KB Output is correct
49 Correct 23 ms 41276 KB Output is correct
50 Correct 23 ms 41304 KB Output is correct
51 Correct 24 ms 41292 KB Output is correct
52 Correct 24 ms 41292 KB Output is correct
53 Correct 26 ms 41292 KB Output is correct
54 Correct 27 ms 41304 KB Output is correct
55 Correct 27 ms 41328 KB Output is correct
56 Correct 25 ms 41304 KB Output is correct
57 Correct 24 ms 41348 KB Output is correct

Subtask #4
47.0 / 47.0

# Verdict Execution time Memory Grader output
1 Correct 22 ms 41348 KB Output is correct
2 Correct 25 ms 41356 KB Output is correct
3 Correct 24 ms 41332 KB Output is correct
4 Correct 21 ms 41352 KB Output is correct
5 Correct 23 ms 41312 KB Output is correct
6 Correct 26 ms 41388 KB Output is correct
7 Correct 22 ms 41292 KB Output is correct
8 Correct 22 ms 41336 KB Output is correct
9 Correct 23 ms 41352 KB Output is correct
10 Correct 24 ms 41388 KB Output is correct
11 Correct 24 ms 41384 KB Output is correct
12 Correct 27 ms 41292 KB Output is correct
13 Correct 29 ms 41292 KB Output is correct
14 Correct 25 ms 41384 KB Output is correct
15 Correct 26 ms 41376 KB Output is correct
16 Correct 24 ms 41344 KB Output is correct
17 Correct 21 ms 41292 KB Output is correct
18 Correct 21 ms 41396 KB Output is correct
19 Correct 24 ms 41292 KB Output is correct
20 Correct 23 ms 41364 KB Output is correct
21 Correct 24 ms 41388 KB Output is correct
22 Correct 27 ms 41420 KB Output is correct
23 Correct 23 ms 41292 KB Output is correct
24 Correct 23 ms 41344 KB Output is correct
25 Correct 23 ms 41308 KB Output is correct
26 Correct 24 ms 41308 KB Output is correct
27 Correct 23 ms 41348 KB Output is correct
28 Correct 24 ms 41396 KB Output is correct
29 Correct 24 ms 41344 KB Output is correct
30 Correct 23 ms 41292 KB Output is correct
31 Correct 28 ms 41296 KB Output is correct
32 Correct 24 ms 41292 KB Output is correct
33 Correct 21 ms 41288 KB Output is correct
34 Correct 24 ms 41400 KB Output is correct
35 Correct 23 ms 41376 KB Output is correct
36 Correct 24 ms 41276 KB Output is correct
37 Correct 24 ms 41328 KB Output is correct
38 Correct 22 ms 41360 KB Output is correct
39 Correct 25 ms 41284 KB Output is correct
40 Correct 20 ms 41292 KB Output is correct
41 Correct 24 ms 41356 KB Output is correct
42 Correct 23 ms 41384 KB Output is correct
43 Correct 24 ms 41376 KB Output is correct
44 Correct 21 ms 41292 KB Output is correct
45 Correct 24 ms 41320 KB Output is correct
46 Correct 24 ms 41296 KB Output is correct
47 Correct 24 ms 41284 KB Output is correct
48 Correct 25 ms 41284 KB Output is correct
49 Correct 23 ms 41276 KB Output is correct
50 Correct 23 ms 41304 KB Output is correct
51 Correct 24 ms 41292 KB Output is correct
52 Correct 24 ms 41292 KB Output is correct
53 Correct 26 ms 41292 KB Output is correct
54 Correct 27 ms 41304 KB Output is correct
55 Correct 27 ms 41328 KB Output is correct
56 Correct 25 ms 41304 KB Output is correct
57 Correct 24 ms 41348 KB Output is correct
58 Correct 31 ms 41456 KB Output is correct
59 Correct 46 ms 41836 KB Output is correct
60 Correct 42 ms 41796 KB Output is correct
61 Correct 97 ms 41784 KB Output is correct
62 Correct 175 ms 42404 KB Output is correct
63 Correct 59 ms 42436 KB Output is correct
64 Correct 108 ms 42452 KB Output is correct
65 Correct 21 ms 41372 KB Output is correct
66 Correct 21 ms 41388 KB Output is correct
67 Correct 30 ms 41392 KB Output is correct
68 Correct 27 ms 41396 KB Output is correct
69 Correct 21 ms 41420 KB Output is correct
70 Correct 24 ms 41388 KB Output is correct
71 Correct 50 ms 41428 KB Output is correct
72 Correct 27 ms 41404 KB Output is correct
73 Correct 28 ms 41416 KB Output is correct
74 Correct 39 ms 41736 KB Output is correct
75 Correct 45 ms 41776 KB Output is correct
76 Correct 99 ms 41848 KB Output is correct
77 Correct 224 ms 42440 KB Output is correct
78 Correct 60 ms 42436 KB Output is correct
79 Correct 127 ms 42364 KB Output is correct
80 Correct 56 ms 42436 KB Output is correct
81 Correct 87 ms 42524 KB Output is correct
82 Correct 235 ms 42452 KB Output is correct
83 Correct 23 ms 41368 KB Output is correct
84 Correct 24 ms 41284 KB Output is correct
85 Correct 36 ms 41420 KB Output is correct
86 Correct 26 ms 41508 KB Output is correct
87 Correct 27 ms 41544 KB Output is correct
88 Correct 37 ms 41792 KB Output is correct
89 Correct 39 ms 41936 KB Output is correct
90 Correct 91 ms 41984 KB Output is correct
91 Correct 205 ms 42740 KB Output is correct
92 Correct 58 ms 42692 KB Output is correct
93 Correct 152 ms 42760 KB Output is correct
94 Correct 25 ms 41420 KB Output is correct
95 Correct 37 ms 41456 KB Output is correct
96 Correct 20 ms 41384 KB Output is correct
97 Correct 20 ms 41336 KB Output is correct
98 Correct 26 ms 41308 KB Output is correct
99 Correct 20 ms 41344 KB Output is correct