#include <bits/stdc++.h>
#define int long long
using namespace std;
int n, k, arr[100010];
pair<int, int> dp[100010][110];
signed main() {
cin.tie(0)->sync_with_stdio(0);
cin >> n >> k;
for(int i=1; i<=n; i++) {
cin >> arr[i];
}
for(int i=0; i<100010; i++) {
for(int j=0; j<110; j++) {
dp[i][j] = {1e9, 1e9};
}
}
dp[1][1] = {arr[1], arr[1]};
for(int i=1; i<n; i++) {
for(int j=1; j<=k; j++) {
if(j > i) continue;
if(dp[i+1][j+1].first > dp[i][j].first + arr[i+1]) {
dp[i+1][j+1].first = dp[i][j].first + arr[i+1];
dp[i+1][j+1].second = arr[i+1];
}
if(dp[i+1][j].first > dp[i][j].first) {
dp[i+1][j].first = dp[i][j].first;
if(dp[i][j].second < arr[i+1]) {
dp[i+1][j].first += arr[i+1] - dp[i][j].second;
dp[i][j].second = arr[i+1];
}
}
}
}
cout << dp[n][k].first;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
59 ms |
172968 KB |
Output is correct |
2 |
Correct |
57 ms |
172968 KB |
Output is correct |
3 |
Correct |
60 ms |
172984 KB |
Output is correct |
4 |
Correct |
59 ms |
172764 KB |
Output is correct |
5 |
Correct |
58 ms |
172848 KB |
Output is correct |
6 |
Correct |
62 ms |
172908 KB |
Output is correct |
7 |
Correct |
59 ms |
172880 KB |
Output is correct |
8 |
Correct |
59 ms |
172880 KB |
Output is correct |
9 |
Correct |
58 ms |
172884 KB |
Output is correct |
10 |
Correct |
61 ms |
172816 KB |
Output is correct |
11 |
Incorrect |
57 ms |
172868 KB |
Output isn't correct |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
58 ms |
172856 KB |
Output is correct |
2 |
Correct |
59 ms |
172884 KB |
Output is correct |
3 |
Correct |
58 ms |
172880 KB |
Output is correct |
4 |
Correct |
58 ms |
172884 KB |
Output is correct |
5 |
Correct |
61 ms |
172884 KB |
Output is correct |
6 |
Correct |
60 ms |
172884 KB |
Output is correct |
7 |
Correct |
59 ms |
172884 KB |
Output is correct |
8 |
Correct |
58 ms |
172740 KB |
Output is correct |
9 |
Correct |
60 ms |
172884 KB |
Output is correct |
10 |
Correct |
58 ms |
172744 KB |
Output is correct |
11 |
Incorrect |
61 ms |
172756 KB |
Output isn't correct |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
59 ms |
172968 KB |
Output is correct |
2 |
Correct |
57 ms |
172968 KB |
Output is correct |
3 |
Correct |
60 ms |
172984 KB |
Output is correct |
4 |
Correct |
59 ms |
172764 KB |
Output is correct |
5 |
Correct |
58 ms |
172848 KB |
Output is correct |
6 |
Correct |
62 ms |
172908 KB |
Output is correct |
7 |
Correct |
59 ms |
172880 KB |
Output is correct |
8 |
Correct |
59 ms |
172880 KB |
Output is correct |
9 |
Correct |
58 ms |
172884 KB |
Output is correct |
10 |
Correct |
61 ms |
172816 KB |
Output is correct |
11 |
Incorrect |
57 ms |
172868 KB |
Output isn't correct |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
59 ms |
172968 KB |
Output is correct |
2 |
Correct |
57 ms |
172968 KB |
Output is correct |
3 |
Correct |
60 ms |
172984 KB |
Output is correct |
4 |
Correct |
59 ms |
172764 KB |
Output is correct |
5 |
Correct |
58 ms |
172848 KB |
Output is correct |
6 |
Correct |
62 ms |
172908 KB |
Output is correct |
7 |
Correct |
59 ms |
172880 KB |
Output is correct |
8 |
Correct |
59 ms |
172880 KB |
Output is correct |
9 |
Correct |
58 ms |
172884 KB |
Output is correct |
10 |
Correct |
61 ms |
172816 KB |
Output is correct |
11 |
Incorrect |
57 ms |
172868 KB |
Output isn't correct |
12 |
Halted |
0 ms |
0 KB |
- |