#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pii pair<int,int>
#define fi first
#define se second
#define mp make_pair
const int N = 1e5 + 5;
const int inf = 0x3f3f3f3f3f3f3f3f;
int a[N],n,k,dp[105][N];
signed main() {
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
cin >> n >> k;
for (int i = 1; i <= n; i++) cin >> a[i];
for (int i = 0; i <= k; i++)
for (int j = 0; j <= n; j++) dp[i][j] = inf;
int Max = 0;
for (int i = 1; i <= n; i++) {
Max = max(Max,a[i]);
dp[1][i] = Max;
}
for (int i = 2; i <= k; i++) {
stack<pii>st;
for (int j = 1; j <= n; j++) {
int Min = dp[i - 1][j - 1];
while (!st.empty() && a[st.top().fi] < a[j]) {
Min = min(Min,st.top().se);
st.pop();
}
if (st.empty() || a[j] + Min < a[st.top().fi] + st.top().se)
st.push(mp(j,Min));
if (j >= i) dp[i][j] = a[st.top().fi] + st.top().se;
}
}
cout << dp[k][n] << "\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 |
1 ms |
4444 KB |
Output is correct |
4 |
Correct |
1 ms |
4440 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 |
4444 KB |
Output is correct |
8 |
Correct |
1 ms |
4444 KB |
Output is correct |
9 |
Correct |
1 ms |
6492 KB |
Output is correct |
10 |
Correct |
1 ms |
6492 KB |
Output is correct |
11 |
Correct |
1 ms |
6488 KB |
Output is correct |
12 |
Correct |
1 ms |
4444 KB |
Output is correct |
13 |
Correct |
1 ms |
6492 KB |
Output is correct |
14 |
Correct |
1 ms |
6492 KB |
Output is correct |
15 |
Correct |
1 ms |
4444 KB |
Output is correct |
16 |
Correct |
1 ms |
6492 KB |
Output is correct |
17 |
Correct |
1 ms |
4444 KB |
Output is correct |
18 |
Correct |
1 ms |
6492 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4440 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 |
4440 KB |
Output is correct |
8 |
Correct |
1 ms |
4444 KB |
Output is correct |
9 |
Correct |
1 ms |
6492 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 |
8540 KB |
Output is correct |
13 |
Correct |
1 ms |
8540 KB |
Output is correct |
14 |
Correct |
1 ms |
10588 KB |
Output is correct |
15 |
Correct |
1 ms |
10584 KB |
Output is correct |
16 |
Correct |
2 ms |
14808 KB |
Output is correct |
17 |
Correct |
2 ms |
14684 KB |
Output is correct |
18 |
Correct |
1 ms |
10584 KB |
Output is correct |
19 |
Correct |
2 ms |
14680 KB |
Output is correct |
20 |
Correct |
2 ms |
18924 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 |
1 ms |
4444 KB |
Output is correct |
4 |
Correct |
1 ms |
4440 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 |
4444 KB |
Output is correct |
8 |
Correct |
1 ms |
4444 KB |
Output is correct |
9 |
Correct |
1 ms |
6492 KB |
Output is correct |
10 |
Correct |
1 ms |
6492 KB |
Output is correct |
11 |
Correct |
1 ms |
6488 KB |
Output is correct |
12 |
Correct |
1 ms |
4444 KB |
Output is correct |
13 |
Correct |
1 ms |
6492 KB |
Output is correct |
14 |
Correct |
1 ms |
6492 KB |
Output is correct |
15 |
Correct |
1 ms |
4444 KB |
Output is correct |
16 |
Correct |
1 ms |
6492 KB |
Output is correct |
17 |
Correct |
1 ms |
4444 KB |
Output is correct |
18 |
Correct |
1 ms |
6492 KB |
Output is correct |
19 |
Correct |
1 ms |
4440 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 |
4440 KB |
Output is correct |
26 |
Correct |
1 ms |
4444 KB |
Output is correct |
27 |
Correct |
1 ms |
6492 KB |
Output is correct |
28 |
Correct |
1 ms |
6492 KB |
Output is correct |
29 |
Correct |
1 ms |
6492 KB |
Output is correct |
30 |
Correct |
1 ms |
8540 KB |
Output is correct |
31 |
Correct |
1 ms |
8540 KB |
Output is correct |
32 |
Correct |
1 ms |
10588 KB |
Output is correct |
33 |
Correct |
1 ms |
10584 KB |
Output is correct |
34 |
Correct |
2 ms |
14808 KB |
Output is correct |
35 |
Correct |
2 ms |
14684 KB |
Output is correct |
36 |
Correct |
1 ms |
10584 KB |
Output is correct |
37 |
Correct |
2 ms |
14680 KB |
Output is correct |
38 |
Correct |
2 ms |
18924 KB |
Output is correct |
39 |
Correct |
5 ms |
41308 KB |
Output is correct |
40 |
Correct |
1 ms |
4444 KB |
Output is correct |
41 |
Correct |
1 ms |
4444 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 |
4444 KB |
Output is correct |
47 |
Correct |
1 ms |
4444 KB |
Output is correct |
48 |
Correct |
1 ms |
6492 KB |
Output is correct |
49 |
Correct |
1 ms |
6492 KB |
Output is correct |
50 |
Correct |
1 ms |
6492 KB |
Output is correct |
51 |
Correct |
2 ms |
22876 KB |
Output is correct |
52 |
Correct |
3 ms |
23008 KB |
Output is correct |
53 |
Correct |
10 ms |
82524 KB |
Output is correct |
54 |
Correct |
10 ms |
82524 KB |
Output is correct |
55 |
Correct |
5 ms |
45588 KB |
Output is correct |
56 |
Correct |
9 ms |
82524 KB |
Output is correct |
57 |
Correct |
10 ms |
82472 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 |
1 ms |
4444 KB |
Output is correct |
4 |
Correct |
1 ms |
4440 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 |
4444 KB |
Output is correct |
8 |
Correct |
1 ms |
4444 KB |
Output is correct |
9 |
Correct |
1 ms |
6492 KB |
Output is correct |
10 |
Correct |
1 ms |
6492 KB |
Output is correct |
11 |
Correct |
1 ms |
6488 KB |
Output is correct |
12 |
Correct |
1 ms |
4444 KB |
Output is correct |
13 |
Correct |
1 ms |
6492 KB |
Output is correct |
14 |
Correct |
1 ms |
6492 KB |
Output is correct |
15 |
Correct |
1 ms |
4444 KB |
Output is correct |
16 |
Correct |
1 ms |
6492 KB |
Output is correct |
17 |
Correct |
1 ms |
4444 KB |
Output is correct |
18 |
Correct |
1 ms |
6492 KB |
Output is correct |
19 |
Correct |
1 ms |
4440 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 |
4440 KB |
Output is correct |
26 |
Correct |
1 ms |
4444 KB |
Output is correct |
27 |
Correct |
1 ms |
6492 KB |
Output is correct |
28 |
Correct |
1 ms |
6492 KB |
Output is correct |
29 |
Correct |
1 ms |
6492 KB |
Output is correct |
30 |
Correct |
1 ms |
8540 KB |
Output is correct |
31 |
Correct |
1 ms |
8540 KB |
Output is correct |
32 |
Correct |
1 ms |
10588 KB |
Output is correct |
33 |
Correct |
1 ms |
10584 KB |
Output is correct |
34 |
Correct |
2 ms |
14808 KB |
Output is correct |
35 |
Correct |
2 ms |
14684 KB |
Output is correct |
36 |
Correct |
1 ms |
10584 KB |
Output is correct |
37 |
Correct |
2 ms |
14680 KB |
Output is correct |
38 |
Correct |
2 ms |
18924 KB |
Output is correct |
39 |
Correct |
5 ms |
41308 KB |
Output is correct |
40 |
Correct |
1 ms |
4444 KB |
Output is correct |
41 |
Correct |
1 ms |
4444 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 |
4444 KB |
Output is correct |
47 |
Correct |
1 ms |
4444 KB |
Output is correct |
48 |
Correct |
1 ms |
6492 KB |
Output is correct |
49 |
Correct |
1 ms |
6492 KB |
Output is correct |
50 |
Correct |
1 ms |
6492 KB |
Output is correct |
51 |
Correct |
2 ms |
22876 KB |
Output is correct |
52 |
Correct |
3 ms |
23008 KB |
Output is correct |
53 |
Correct |
10 ms |
82524 KB |
Output is correct |
54 |
Correct |
10 ms |
82524 KB |
Output is correct |
55 |
Correct |
5 ms |
45588 KB |
Output is correct |
56 |
Correct |
9 ms |
82524 KB |
Output is correct |
57 |
Correct |
10 ms |
82472 KB |
Output is correct |
58 |
Correct |
5 ms |
22876 KB |
Output is correct |
59 |
Correct |
3 ms |
5212 KB |
Output is correct |
60 |
Correct |
6 ms |
9564 KB |
Output is correct |
61 |
Correct |
32 ms |
64604 KB |
Output is correct |
62 |
Correct |
83 ms |
83824 KB |
Output is correct |
63 |
Correct |
9 ms |
7772 KB |
Output is correct |
64 |
Correct |
41 ms |
40796 KB |
Output is correct |
65 |
Correct |
3 ms |
23128 KB |
Output is correct |
66 |
Correct |
4 ms |
41304 KB |
Output is correct |
67 |
Correct |
5 ms |
41384 KB |
Output is correct |
68 |
Correct |
4 ms |
41436 KB |
Output is correct |
69 |
Correct |
1 ms |
4444 KB |
Output is correct |
70 |
Correct |
1 ms |
10588 KB |
Output is correct |
71 |
Correct |
16 ms |
82520 KB |
Output is correct |
72 |
Correct |
1 ms |
4696 KB |
Output is correct |
73 |
Correct |
6 ms |
23200 KB |
Output is correct |
74 |
Correct |
4 ms |
5212 KB |
Output is correct |
75 |
Correct |
6 ms |
9308 KB |
Output is correct |
76 |
Correct |
34 ms |
64604 KB |
Output is correct |
77 |
Correct |
84 ms |
83936 KB |
Output is correct |
78 |
Correct |
9 ms |
7772 KB |
Output is correct |
79 |
Correct |
42 ms |
40940 KB |
Output is correct |
80 |
Correct |
8 ms |
5724 KB |
Output is correct |
81 |
Correct |
14 ms |
14048 KB |
Output is correct |
82 |
Correct |
85 ms |
83804 KB |
Output is correct |
83 |
Correct |
1 ms |
4440 KB |
Output is correct |
84 |
Correct |
1 ms |
10840 KB |
Output is correct |
85 |
Correct |
19 ms |
82788 KB |
Output is correct |
86 |
Correct |
1 ms |
4696 KB |
Output is correct |
87 |
Correct |
7 ms |
23388 KB |
Output is correct |
88 |
Correct |
4 ms |
5212 KB |
Output is correct |
89 |
Correct |
7 ms |
9716 KB |
Output is correct |
90 |
Correct |
47 ms |
65144 KB |
Output is correct |
91 |
Correct |
134 ms |
84736 KB |
Output is correct |
92 |
Correct |
10 ms |
8536 KB |
Output is correct |
93 |
Correct |
64 ms |
41548 KB |
Output is correct |
94 |
Correct |
2 ms |
4700 KB |
Output is correct |
95 |
Correct |
16 ms |
82600 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 |
6612 KB |
Output is correct |