#include <bits/stdc++.h>
#define ll long long
#define pii pair<int, int>
using namespace std;
const int MAXN = 1e5 + 5;
int n, k;
int dp[MAXN][105], a[MAXN];
int main() {
// freopen("blocks.inp", "r", stdin);
// freopen("blocks.out", "w", stdout);
cin >> n >> k;
memset(dp, 0x3f, sizeof(dp));
int mx = 0;
for (int i = 1; i <= n; i++) {
cin >> a[i];
mx = max(mx, a[i]);
dp[i][1] = mx;
}
for (int j = 2; j <= k; j++) {
stack<pii> s;
for (int i = 1; i <= n; i++) {
int tmp = dp[i - 1][j - 1];
while (!s.empty() && s.top().first < a[i]) {
tmp = min(tmp, s.top().second);
s.pop();
}
if (s.empty() || a[i] + tmp < s.top().first + s.top().second)
s.push({a[i], tmp});
if (i >= j) dp[i][j] = s.top().first + s.top().second;
}
}
cout << dp[n][k];
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 2 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 3 |
Correct |
7 ms |
41676 KB |
Output is correct |
| 4 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 5 |
Correct |
7 ms |
41564 KB |
Output is correct |
| 6 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 7 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 8 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 9 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 10 |
Correct |
6 ms |
41568 KB |
Output is correct |
| 11 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 12 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 13 |
Correct |
7 ms |
41700 KB |
Output is correct |
| 14 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 15 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 16 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 17 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 18 |
Correct |
8 ms |
41552 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 2 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 3 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 4 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 5 |
Correct |
7 ms |
41684 KB |
Output is correct |
| 6 |
Correct |
9 ms |
41728 KB |
Output is correct |
| 7 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 8 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 9 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 10 |
Correct |
9 ms |
41668 KB |
Output is correct |
| 11 |
Correct |
6 ms |
41564 KB |
Output is correct |
| 12 |
Correct |
5 ms |
41552 KB |
Output is correct |
| 13 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 14 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 15 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 16 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 17 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 18 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 19 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 20 |
Correct |
6 ms |
41552 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 2 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 3 |
Correct |
7 ms |
41676 KB |
Output is correct |
| 4 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 5 |
Correct |
7 ms |
41564 KB |
Output is correct |
| 6 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 7 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 8 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 9 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 10 |
Correct |
6 ms |
41568 KB |
Output is correct |
| 11 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 12 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 13 |
Correct |
7 ms |
41700 KB |
Output is correct |
| 14 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 15 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 16 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 17 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 18 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 19 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 20 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 21 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 22 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 23 |
Correct |
7 ms |
41684 KB |
Output is correct |
| 24 |
Correct |
9 ms |
41728 KB |
Output is correct |
| 25 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 26 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 27 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 28 |
Correct |
9 ms |
41668 KB |
Output is correct |
| 29 |
Correct |
6 ms |
41564 KB |
Output is correct |
| 30 |
Correct |
5 ms |
41552 KB |
Output is correct |
| 31 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 32 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 33 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 34 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 35 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 36 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 37 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 38 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 39 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 40 |
Correct |
8 ms |
41564 KB |
Output is correct |
| 41 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 42 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 43 |
Correct |
6 ms |
41752 KB |
Output is correct |
| 44 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 45 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 46 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 47 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 48 |
Correct |
6 ms |
41888 KB |
Output is correct |
| 49 |
Correct |
6 ms |
41720 KB |
Output is correct |
| 50 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 51 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 52 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 53 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 54 |
Correct |
7 ms |
41724 KB |
Output is correct |
| 55 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 56 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 57 |
Correct |
7 ms |
41552 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 2 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 3 |
Correct |
7 ms |
41676 KB |
Output is correct |
| 4 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 5 |
Correct |
7 ms |
41564 KB |
Output is correct |
| 6 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 7 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 8 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 9 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 10 |
Correct |
6 ms |
41568 KB |
Output is correct |
| 11 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 12 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 13 |
Correct |
7 ms |
41700 KB |
Output is correct |
| 14 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 15 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 16 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 17 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 18 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 19 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 20 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 21 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 22 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 23 |
Correct |
7 ms |
41684 KB |
Output is correct |
| 24 |
Correct |
9 ms |
41728 KB |
Output is correct |
| 25 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 26 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 27 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 28 |
Correct |
9 ms |
41668 KB |
Output is correct |
| 29 |
Correct |
6 ms |
41564 KB |
Output is correct |
| 30 |
Correct |
5 ms |
41552 KB |
Output is correct |
| 31 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 32 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 33 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 34 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 35 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 36 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 37 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 38 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 39 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 40 |
Correct |
8 ms |
41564 KB |
Output is correct |
| 41 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 42 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 43 |
Correct |
6 ms |
41752 KB |
Output is correct |
| 44 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 45 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 46 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 47 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 48 |
Correct |
6 ms |
41888 KB |
Output is correct |
| 49 |
Correct |
6 ms |
41720 KB |
Output is correct |
| 50 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 51 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 52 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 53 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 54 |
Correct |
7 ms |
41724 KB |
Output is correct |
| 55 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 56 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 57 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 58 |
Correct |
9 ms |
41552 KB |
Output is correct |
| 59 |
Correct |
13 ms |
41808 KB |
Output is correct |
| 60 |
Correct |
16 ms |
41808 KB |
Output is correct |
| 61 |
Correct |
43 ms |
41916 KB |
Output is correct |
| 62 |
Correct |
90 ms |
41808 KB |
Output is correct |
| 63 |
Correct |
25 ms |
41808 KB |
Output is correct |
| 64 |
Correct |
54 ms |
41892 KB |
Output is correct |
| 65 |
Correct |
6 ms |
41720 KB |
Output is correct |
| 66 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 67 |
Correct |
6 ms |
41692 KB |
Output is correct |
| 68 |
Correct |
5 ms |
41552 KB |
Output is correct |
| 69 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 70 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 71 |
Correct |
15 ms |
41788 KB |
Output is correct |
| 72 |
Correct |
10 ms |
41720 KB |
Output is correct |
| 73 |
Correct |
10 ms |
41552 KB |
Output is correct |
| 74 |
Correct |
13 ms |
41904 KB |
Output is correct |
| 75 |
Correct |
16 ms |
41808 KB |
Output is correct |
| 76 |
Correct |
40 ms |
41808 KB |
Output is correct |
| 77 |
Correct |
96 ms |
42064 KB |
Output is correct |
| 78 |
Correct |
25 ms |
41912 KB |
Output is correct |
| 79 |
Correct |
57 ms |
41808 KB |
Output is correct |
| 80 |
Correct |
31 ms |
41808 KB |
Output is correct |
| 81 |
Correct |
34 ms |
41980 KB |
Output is correct |
| 82 |
Correct |
89 ms |
41808 KB |
Output is correct |
| 83 |
Correct |
5 ms |
41552 KB |
Output is correct |
| 84 |
Correct |
5 ms |
41552 KB |
Output is correct |
| 85 |
Correct |
14 ms |
41808 KB |
Output is correct |
| 86 |
Correct |
9 ms |
41772 KB |
Output is correct |
| 87 |
Correct |
10 ms |
41808 KB |
Output is correct |
| 88 |
Correct |
14 ms |
41808 KB |
Output is correct |
| 89 |
Correct |
23 ms |
42072 KB |
Output is correct |
| 90 |
Correct |
53 ms |
42096 KB |
Output is correct |
| 91 |
Correct |
144 ms |
42296 KB |
Output is correct |
| 92 |
Correct |
26 ms |
42204 KB |
Output is correct |
| 93 |
Correct |
65 ms |
42288 KB |
Output is correct |
| 94 |
Correct |
8 ms |
41552 KB |
Output is correct |
| 95 |
Correct |
14 ms |
41552 KB |
Output is correct |
| 96 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 97 |
Correct |
6 ms |
41552 KB |
Output is correct |
| 98 |
Correct |
7 ms |
41552 KB |
Output is correct |
| 99 |
Correct |
6 ms |
41552 KB |
Output is correct |
