#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N = 1e5 + 5;
int v[N], dp[105][N];
int n,k,x,mx;
signed main() {
ios_base::sync_with_stdio(false);
cin >> n >> k;
v[0] = 1e9;
for (int i = 1; i <= n; i++) {
cin >> v[i];
mx = max(mx, v[i]);
dp[1][i] = mx;
}
for (int i = 2; i <= k; i++) {
stack<pair<int, int>> s;
for (int j = i; j <= n; j++) {
int vl = dp[i - 1][j - 1];
while (!s.empty() && s.top().first <= v[j])vl = min(vl, s.top().second), s.pop();
dp[i][j] = vl + v[j];
if (!s.empty())dp[i][j] = min(dp[i][j], s.top().first + s.top().second);
// Update the stack
if (s.empty())s.push({v[j], vl});
else if (s.top().first + s.top().second > v[j] + vl)s.push({v[j], vl});
}
}
cout << dp[k][n];
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4444 KB |
Output is correct |
2 |
Correct |
1 ms |
4444 KB |
Output is correct |
3 |
Correct |
2 ms |
4440 KB |
Output is correct |
4 |
Correct |
1 ms |
4444 KB |
Output is correct |
5 |
Correct |
1 ms |
4444 KB |
Output is correct |
6 |
Correct |
1 ms |
4444 KB |
Output is correct |
7 |
Correct |
1 ms |
4556 KB |
Output is correct |
8 |
Correct |
1 ms |
4440 KB |
Output is correct |
9 |
Correct |
1 ms |
6616 KB |
Output is correct |
10 |
Correct |
1 ms |
6492 KB |
Output is correct |
11 |
Correct |
1 ms |
6492 KB |
Output is correct |
12 |
Correct |
1 ms |
4444 KB |
Output is correct |
13 |
Correct |
2 ms |
6488 KB |
Output is correct |
14 |
Correct |
1 ms |
6488 KB |
Output is correct |
15 |
Correct |
1 ms |
4444 KB |
Output is correct |
16 |
Correct |
1 ms |
6608 KB |
Output is correct |
17 |
Correct |
1 ms |
4588 KB |
Output is correct |
18 |
Correct |
2 ms |
6488 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4696 KB |
Output is correct |
2 |
Correct |
1 ms |
4444 KB |
Output is correct |
3 |
Correct |
1 ms |
4444 KB |
Output is correct |
4 |
Correct |
1 ms |
4444 KB |
Output is correct |
5 |
Correct |
1 ms |
4444 KB |
Output is correct |
6 |
Correct |
1 ms |
4444 KB |
Output is correct |
7 |
Correct |
1 ms |
4556 KB |
Output is correct |
8 |
Correct |
1 ms |
4568 KB |
Output is correct |
9 |
Correct |
1 ms |
6492 KB |
Output is correct |
10 |
Correct |
1 ms |
6604 KB |
Output is correct |
11 |
Correct |
2 ms |
6488 KB |
Output is correct |
12 |
Correct |
2 ms |
8784 KB |
Output is correct |
13 |
Correct |
2 ms |
8536 KB |
Output is correct |
14 |
Correct |
2 ms |
10588 KB |
Output is correct |
15 |
Correct |
2 ms |
10588 KB |
Output is correct |
16 |
Correct |
3 ms |
14684 KB |
Output is correct |
17 |
Correct |
3 ms |
14684 KB |
Output is correct |
18 |
Correct |
3 ms |
10588 KB |
Output is correct |
19 |
Correct |
3 ms |
14684 KB |
Output is correct |
20 |
Correct |
4 ms |
18776 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4444 KB |
Output is correct |
2 |
Correct |
1 ms |
4444 KB |
Output is correct |
3 |
Correct |
2 ms |
4440 KB |
Output is correct |
4 |
Correct |
1 ms |
4444 KB |
Output is correct |
5 |
Correct |
1 ms |
4444 KB |
Output is correct |
6 |
Correct |
1 ms |
4444 KB |
Output is correct |
7 |
Correct |
1 ms |
4556 KB |
Output is correct |
8 |
Correct |
1 ms |
4440 KB |
Output is correct |
9 |
Correct |
1 ms |
6616 KB |
Output is correct |
10 |
Correct |
1 ms |
6492 KB |
Output is correct |
11 |
Correct |
1 ms |
6492 KB |
Output is correct |
12 |
Correct |
1 ms |
4444 KB |
Output is correct |
13 |
Correct |
2 ms |
6488 KB |
Output is correct |
14 |
Correct |
1 ms |
6488 KB |
Output is correct |
15 |
Correct |
1 ms |
4444 KB |
Output is correct |
16 |
Correct |
1 ms |
6608 KB |
Output is correct |
17 |
Correct |
1 ms |
4588 KB |
Output is correct |
18 |
Correct |
2 ms |
6488 KB |
Output is correct |
19 |
Correct |
1 ms |
4696 KB |
Output is correct |
20 |
Correct |
1 ms |
4444 KB |
Output is correct |
21 |
Correct |
1 ms |
4444 KB |
Output is correct |
22 |
Correct |
1 ms |
4444 KB |
Output is correct |
23 |
Correct |
1 ms |
4444 KB |
Output is correct |
24 |
Correct |
1 ms |
4444 KB |
Output is correct |
25 |
Correct |
1 ms |
4556 KB |
Output is correct |
26 |
Correct |
1 ms |
4568 KB |
Output is correct |
27 |
Correct |
1 ms |
6492 KB |
Output is correct |
28 |
Correct |
1 ms |
6604 KB |
Output is correct |
29 |
Correct |
2 ms |
6488 KB |
Output is correct |
30 |
Correct |
2 ms |
8784 KB |
Output is correct |
31 |
Correct |
2 ms |
8536 KB |
Output is correct |
32 |
Correct |
2 ms |
10588 KB |
Output is correct |
33 |
Correct |
2 ms |
10588 KB |
Output is correct |
34 |
Correct |
3 ms |
14684 KB |
Output is correct |
35 |
Correct |
3 ms |
14684 KB |
Output is correct |
36 |
Correct |
3 ms |
10588 KB |
Output is correct |
37 |
Correct |
3 ms |
14684 KB |
Output is correct |
38 |
Correct |
4 ms |
18776 KB |
Output is correct |
39 |
Correct |
7 ms |
41308 KB |
Output is correct |
40 |
Correct |
1 ms |
4444 KB |
Output is correct |
41 |
Correct |
1 ms |
4440 KB |
Output is correct |
42 |
Correct |
1 ms |
4444 KB |
Output is correct |
43 |
Correct |
1 ms |
4444 KB |
Output is correct |
44 |
Correct |
1 ms |
4444 KB |
Output is correct |
45 |
Correct |
1 ms |
4444 KB |
Output is correct |
46 |
Correct |
1 ms |
4564 KB |
Output is correct |
47 |
Correct |
1 ms |
4444 KB |
Output is correct |
48 |
Correct |
1 ms |
6492 KB |
Output is correct |
49 |
Correct |
2 ms |
6492 KB |
Output is correct |
50 |
Correct |
1 ms |
6492 KB |
Output is correct |
51 |
Correct |
4 ms |
22876 KB |
Output is correct |
52 |
Correct |
4 ms |
22876 KB |
Output is correct |
53 |
Correct |
12 ms |
82524 KB |
Output is correct |
54 |
Correct |
12 ms |
82460 KB |
Output is correct |
55 |
Correct |
7 ms |
45404 KB |
Output is correct |
56 |
Correct |
12 ms |
82392 KB |
Output is correct |
57 |
Correct |
12 ms |
82524 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4444 KB |
Output is correct |
2 |
Correct |
1 ms |
4444 KB |
Output is correct |
3 |
Correct |
2 ms |
4440 KB |
Output is correct |
4 |
Correct |
1 ms |
4444 KB |
Output is correct |
5 |
Correct |
1 ms |
4444 KB |
Output is correct |
6 |
Correct |
1 ms |
4444 KB |
Output is correct |
7 |
Correct |
1 ms |
4556 KB |
Output is correct |
8 |
Correct |
1 ms |
4440 KB |
Output is correct |
9 |
Correct |
1 ms |
6616 KB |
Output is correct |
10 |
Correct |
1 ms |
6492 KB |
Output is correct |
11 |
Correct |
1 ms |
6492 KB |
Output is correct |
12 |
Correct |
1 ms |
4444 KB |
Output is correct |
13 |
Correct |
2 ms |
6488 KB |
Output is correct |
14 |
Correct |
1 ms |
6488 KB |
Output is correct |
15 |
Correct |
1 ms |
4444 KB |
Output is correct |
16 |
Correct |
1 ms |
6608 KB |
Output is correct |
17 |
Correct |
1 ms |
4588 KB |
Output is correct |
18 |
Correct |
2 ms |
6488 KB |
Output is correct |
19 |
Correct |
1 ms |
4696 KB |
Output is correct |
20 |
Correct |
1 ms |
4444 KB |
Output is correct |
21 |
Correct |
1 ms |
4444 KB |
Output is correct |
22 |
Correct |
1 ms |
4444 KB |
Output is correct |
23 |
Correct |
1 ms |
4444 KB |
Output is correct |
24 |
Correct |
1 ms |
4444 KB |
Output is correct |
25 |
Correct |
1 ms |
4556 KB |
Output is correct |
26 |
Correct |
1 ms |
4568 KB |
Output is correct |
27 |
Correct |
1 ms |
6492 KB |
Output is correct |
28 |
Correct |
1 ms |
6604 KB |
Output is correct |
29 |
Correct |
2 ms |
6488 KB |
Output is correct |
30 |
Correct |
2 ms |
8784 KB |
Output is correct |
31 |
Correct |
2 ms |
8536 KB |
Output is correct |
32 |
Correct |
2 ms |
10588 KB |
Output is correct |
33 |
Correct |
2 ms |
10588 KB |
Output is correct |
34 |
Correct |
3 ms |
14684 KB |
Output is correct |
35 |
Correct |
3 ms |
14684 KB |
Output is correct |
36 |
Correct |
3 ms |
10588 KB |
Output is correct |
37 |
Correct |
3 ms |
14684 KB |
Output is correct |
38 |
Correct |
4 ms |
18776 KB |
Output is correct |
39 |
Correct |
7 ms |
41308 KB |
Output is correct |
40 |
Correct |
1 ms |
4444 KB |
Output is correct |
41 |
Correct |
1 ms |
4440 KB |
Output is correct |
42 |
Correct |
1 ms |
4444 KB |
Output is correct |
43 |
Correct |
1 ms |
4444 KB |
Output is correct |
44 |
Correct |
1 ms |
4444 KB |
Output is correct |
45 |
Correct |
1 ms |
4444 KB |
Output is correct |
46 |
Correct |
1 ms |
4564 KB |
Output is correct |
47 |
Correct |
1 ms |
4444 KB |
Output is correct |
48 |
Correct |
1 ms |
6492 KB |
Output is correct |
49 |
Correct |
2 ms |
6492 KB |
Output is correct |
50 |
Correct |
1 ms |
6492 KB |
Output is correct |
51 |
Correct |
4 ms |
22876 KB |
Output is correct |
52 |
Correct |
4 ms |
22876 KB |
Output is correct |
53 |
Correct |
12 ms |
82524 KB |
Output is correct |
54 |
Correct |
12 ms |
82460 KB |
Output is correct |
55 |
Correct |
7 ms |
45404 KB |
Output is correct |
56 |
Correct |
12 ms |
82392 KB |
Output is correct |
57 |
Correct |
12 ms |
82524 KB |
Output is correct |
58 |
Correct |
6 ms |
22876 KB |
Output is correct |
59 |
Correct |
4 ms |
5084 KB |
Output is correct |
60 |
Correct |
7 ms |
9052 KB |
Output is correct |
61 |
Correct |
40 ms |
64564 KB |
Output is correct |
62 |
Correct |
101 ms |
83880 KB |
Output is correct |
63 |
Correct |
10 ms |
7772 KB |
Output is correct |
64 |
Correct |
49 ms |
40808 KB |
Output is correct |
65 |
Correct |
4 ms |
22872 KB |
Output is correct |
66 |
Correct |
7 ms |
41308 KB |
Output is correct |
67 |
Correct |
7 ms |
41304 KB |
Output is correct |
68 |
Correct |
6 ms |
41308 KB |
Output is correct |
69 |
Correct |
1 ms |
4444 KB |
Output is correct |
70 |
Correct |
2 ms |
10588 KB |
Output is correct |
71 |
Correct |
20 ms |
82564 KB |
Output is correct |
72 |
Correct |
2 ms |
4440 KB |
Output is correct |
73 |
Correct |
6 ms |
22876 KB |
Output is correct |
74 |
Correct |
4 ms |
4956 KB |
Output is correct |
75 |
Correct |
7 ms |
9052 KB |
Output is correct |
76 |
Correct |
34 ms |
64596 KB |
Output is correct |
77 |
Correct |
76 ms |
83912 KB |
Output is correct |
78 |
Correct |
10 ms |
7772 KB |
Output is correct |
79 |
Correct |
39 ms |
40800 KB |
Output is correct |
80 |
Correct |
8 ms |
5724 KB |
Output is correct |
81 |
Correct |
14 ms |
14172 KB |
Output is correct |
82 |
Correct |
79 ms |
83848 KB |
Output is correct |
83 |
Correct |
1 ms |
4444 KB |
Output is correct |
84 |
Correct |
2 ms |
10728 KB |
Output is correct |
85 |
Correct |
28 ms |
82516 KB |
Output is correct |
86 |
Correct |
2 ms |
4696 KB |
Output is correct |
87 |
Correct |
9 ms |
23128 KB |
Output is correct |
88 |
Correct |
4 ms |
5188 KB |
Output is correct |
89 |
Correct |
9 ms |
9484 KB |
Output is correct |
90 |
Correct |
71 ms |
64680 KB |
Output is correct |
91 |
Correct |
180 ms |
84496 KB |
Output is correct |
92 |
Correct |
16 ms |
8676 KB |
Output is correct |
93 |
Correct |
79 ms |
41404 KB |
Output is correct |
94 |
Correct |
2 ms |
4444 KB |
Output is correct |
95 |
Correct |
21 ms |
82540 KB |
Output is correct |
96 |
Correct |
2 ms |
10588 KB |
Output is correct |
97 |
Correct |
1 ms |
4444 KB |
Output is correct |
98 |
Correct |
1 ms |
6492 KB |
Output is correct |
99 |
Correct |
1 ms |
6492 KB |
Output is correct |