| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 90669 |
2018-12-23T12:23:39 Z |
P1QG |
K blocks (IZhO14_blocks) |
C++11 |
|
201 ms |
42532 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;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
35 ms |
41464 KB |
Output is correct |
| 2 |
Correct |
33 ms |
41464 KB |
Output is correct |
| 3 |
Correct |
34 ms |
41496 KB |
Output is correct |
| 4 |
Correct |
33 ms |
41496 KB |
Output is correct |
| 5 |
Correct |
34 ms |
41544 KB |
Output is correct |
| 6 |
Correct |
34 ms |
41544 KB |
Output is correct |
| 7 |
Correct |
34 ms |
41544 KB |
Output is correct |
| 8 |
Correct |
34 ms |
41736 KB |
Output is correct |
| 9 |
Correct |
35 ms |
41736 KB |
Output is correct |
| 10 |
Correct |
33 ms |
41736 KB |
Output is correct |
| 11 |
Correct |
34 ms |
41736 KB |
Output is correct |
| 12 |
Correct |
34 ms |
41736 KB |
Output is correct |
| 13 |
Correct |
34 ms |
41736 KB |
Output is correct |
| 14 |
Correct |
37 ms |
41736 KB |
Output is correct |
| 15 |
Correct |
35 ms |
41736 KB |
Output is correct |
| 16 |
Correct |
33 ms |
41796 KB |
Output is correct |
| 17 |
Correct |
34 ms |
41796 KB |
Output is correct |
| 18 |
Correct |
34 ms |
41796 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
33 ms |
41796 KB |
Output is correct |
| 2 |
Correct |
32 ms |
41796 KB |
Output is correct |
| 3 |
Correct |
33 ms |
41836 KB |
Output is correct |
| 4 |
Correct |
33 ms |
41836 KB |
Output is correct |
| 5 |
Correct |
35 ms |
41836 KB |
Output is correct |
| 6 |
Correct |
35 ms |
41836 KB |
Output is correct |
| 7 |
Correct |
35 ms |
41836 KB |
Output is correct |
| 8 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 9 |
Correct |
30 ms |
41836 KB |
Output is correct |
| 10 |
Correct |
32 ms |
41836 KB |
Output is correct |
| 11 |
Correct |
33 ms |
41836 KB |
Output is correct |
| 12 |
Correct |
33 ms |
41836 KB |
Output is correct |
| 13 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 14 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 15 |
Correct |
33 ms |
41836 KB |
Output is correct |
| 16 |
Correct |
36 ms |
41836 KB |
Output is correct |
| 17 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 18 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 19 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 20 |
Correct |
29 ms |
41836 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 2 |
Correct |
32 ms |
41836 KB |
Output is correct |
| 3 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 4 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 5 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 6 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 7 |
Correct |
35 ms |
41836 KB |
Output is correct |
| 8 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 9 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 10 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 11 |
Correct |
30 ms |
41836 KB |
Output is correct |
| 12 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 13 |
Correct |
29 ms |
41836 KB |
Output is correct |
| 14 |
Correct |
35 ms |
41836 KB |
Output is correct |
| 15 |
Correct |
31 ms |
41836 KB |
Output is correct |
| 16 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 17 |
Correct |
34 ms |
41836 KB |
Output is correct |
| 18 |
Correct |
33 ms |
41836 KB |
Output is correct |
| 19 |
Correct |
35 ms |
41836 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
39 ms |
41836 KB |
Output is correct |
| 2 |
Correct |
43 ms |
41872 KB |
Output is correct |
| 3 |
Correct |
45 ms |
41872 KB |
Output is correct |
| 4 |
Correct |
78 ms |
41872 KB |
Output is correct |
| 5 |
Correct |
163 ms |
42056 KB |
Output is correct |
| 6 |
Correct |
62 ms |
42168 KB |
Output is correct |
| 7 |
Correct |
155 ms |
42168 KB |
Output is correct |
| 8 |
Correct |
29 ms |
42168 KB |
Output is correct |
| 9 |
Correct |
31 ms |
42168 KB |
Output is correct |
| 10 |
Correct |
30 ms |
42168 KB |
Output is correct |
| 11 |
Correct |
29 ms |
42168 KB |
Output is correct |
| 12 |
Correct |
34 ms |
42168 KB |
Output is correct |
| 13 |
Correct |
29 ms |
42168 KB |
Output is correct |
| 14 |
Correct |
45 ms |
42168 KB |
Output is correct |
| 15 |
Correct |
32 ms |
42168 KB |
Output is correct |
| 16 |
Correct |
35 ms |
42168 KB |
Output is correct |
| 17 |
Correct |
42 ms |
42168 KB |
Output is correct |
| 18 |
Correct |
47 ms |
42168 KB |
Output is correct |
| 19 |
Correct |
96 ms |
42168 KB |
Output is correct |
| 20 |
Correct |
201 ms |
42168 KB |
Output is correct |
| 21 |
Correct |
69 ms |
42168 KB |
Output is correct |
| 22 |
Correct |
126 ms |
42168 KB |
Output is correct |
| 23 |
Correct |
65 ms |
42168 KB |
Output is correct |
| 24 |
Correct |
81 ms |
42168 KB |
Output is correct |
| 25 |
Correct |
201 ms |
42168 KB |
Output is correct |
| 26 |
Correct |
34 ms |
42168 KB |
Output is correct |
| 27 |
Correct |
30 ms |
42168 KB |
Output is correct |
| 28 |
Correct |
49 ms |
42168 KB |
Output is correct |
| 29 |
Correct |
40 ms |
42168 KB |
Output is correct |
| 30 |
Correct |
37 ms |
42168 KB |
Output is correct |
| 31 |
Correct |
50 ms |
42168 KB |
Output is correct |
| 32 |
Correct |
47 ms |
42168 KB |
Output is correct |
| 33 |
Correct |
81 ms |
42168 KB |
Output is correct |
| 34 |
Correct |
184 ms |
42532 KB |
Output is correct |
| 35 |
Correct |
63 ms |
42532 KB |
Output is correct |
| 36 |
Correct |
123 ms |
42532 KB |
Output is correct |
| 37 |
Correct |
38 ms |
42532 KB |
Output is correct |
| 38 |
Correct |
47 ms |
42532 KB |
Output is correct |
| 39 |
Correct |
35 ms |
42532 KB |
Output is correct |
| 40 |
Correct |
35 ms |
42532 KB |
Output is correct |
| 41 |
Correct |
33 ms |
42532 KB |
Output is correct |
| 42 |
Correct |
33 ms |
42532 KB |
Output is correct |
