#include <bits/stdc++.h>
#define ll long long
#define fi(i,a,b) for(int i=a; i<=b; i++)
#define fid(i,a,b) for(int i=a; i>=b; i--)
#define VanLoi ""
#define gb(i, j) ((i >> j) & 1)
#define MOD 1000000007
#define N 1000005
using namespace std;
int n, k, a[N], f[105][N], top;
struct pii {
int F, S;
} q[N];
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
cin >> n >> k;
fi(i, 1, k)
fi(j, 0, n) f[i][j] = 1e9;
f[1][0] = 0;
fi(i, 1, n) cin >> a[i], f[1][i] = max(f[1][i - 1], a[i]);
f[1][0] = 1e9;
fi(i, 2, k) {
top = 0;
q[0].S = 0;
fi(j, 1, n) {
int res = f[i - 1][j - 1];
while (top && a[q[top].S] <= a[j]) {
res = min(res, q[top].F);
top--;
}
f[i][j] = min(f[i][q[top].S], res + a[j]);
q[++top] = {res, j};
}
}
cout << f[k][n];
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
492 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
364 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
492 KB |
Output is correct |
15 |
Correct |
1 ms |
492 KB |
Output is correct |
16 |
Correct |
1 ms |
492 KB |
Output is correct |
17 |
Correct |
1 ms |
492 KB |
Output is correct |
18 |
Correct |
1 ms |
492 KB |
Output is correct |
19 |
Correct |
1 ms |
492 KB |
Output is correct |
20 |
Correct |
1 ms |
492 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
1 ms |
364 KB |
Output is correct |
21 |
Correct |
1 ms |
364 KB |
Output is correct |
22 |
Correct |
1 ms |
364 KB |
Output is correct |
23 |
Correct |
1 ms |
492 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
492 KB |
Output is correct |
33 |
Correct |
1 ms |
492 KB |
Output is correct |
34 |
Correct |
1 ms |
492 KB |
Output is correct |
35 |
Correct |
1 ms |
492 KB |
Output is correct |
36 |
Correct |
1 ms |
492 KB |
Output is correct |
37 |
Correct |
1 ms |
492 KB |
Output is correct |
38 |
Correct |
1 ms |
492 KB |
Output is correct |
39 |
Correct |
1 ms |
748 KB |
Output is correct |
40 |
Correct |
1 ms |
364 KB |
Output is correct |
41 |
Correct |
1 ms |
364 KB |
Output is correct |
42 |
Correct |
1 ms |
364 KB |
Output is correct |
43 |
Correct |
1 ms |
512 KB |
Output is correct |
44 |
Correct |
1 ms |
364 KB |
Output is correct |
45 |
Correct |
1 ms |
364 KB |
Output is correct |
46 |
Correct |
1 ms |
364 KB |
Output is correct |
47 |
Correct |
1 ms |
384 KB |
Output is correct |
48 |
Correct |
1 ms |
364 KB |
Output is correct |
49 |
Correct |
1 ms |
492 KB |
Output is correct |
50 |
Correct |
1 ms |
364 KB |
Output is correct |
51 |
Correct |
1 ms |
620 KB |
Output is correct |
52 |
Correct |
1 ms |
620 KB |
Output is correct |
53 |
Correct |
1 ms |
1132 KB |
Output is correct |
54 |
Correct |
1 ms |
1132 KB |
Output is correct |
55 |
Correct |
1 ms |
748 KB |
Output is correct |
56 |
Correct |
1 ms |
1132 KB |
Output is correct |
57 |
Correct |
1 ms |
1132 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
364 KB |
Output is correct |
3 |
Correct |
1 ms |
364 KB |
Output is correct |
4 |
Correct |
1 ms |
364 KB |
Output is correct |
5 |
Correct |
1 ms |
364 KB |
Output is correct |
6 |
Correct |
1 ms |
364 KB |
Output is correct |
7 |
Correct |
1 ms |
364 KB |
Output is correct |
8 |
Correct |
1 ms |
364 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
364 KB |
Output is correct |
11 |
Correct |
1 ms |
364 KB |
Output is correct |
12 |
Correct |
1 ms |
364 KB |
Output is correct |
13 |
Correct |
1 ms |
364 KB |
Output is correct |
14 |
Correct |
1 ms |
364 KB |
Output is correct |
15 |
Correct |
1 ms |
364 KB |
Output is correct |
16 |
Correct |
1 ms |
364 KB |
Output is correct |
17 |
Correct |
1 ms |
364 KB |
Output is correct |
18 |
Correct |
1 ms |
364 KB |
Output is correct |
19 |
Correct |
1 ms |
364 KB |
Output is correct |
20 |
Correct |
1 ms |
364 KB |
Output is correct |
21 |
Correct |
1 ms |
364 KB |
Output is correct |
22 |
Correct |
1 ms |
364 KB |
Output is correct |
23 |
Correct |
1 ms |
492 KB |
Output is correct |
24 |
Correct |
1 ms |
364 KB |
Output is correct |
25 |
Correct |
1 ms |
364 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
1 ms |
364 KB |
Output is correct |
28 |
Correct |
1 ms |
364 KB |
Output is correct |
29 |
Correct |
1 ms |
364 KB |
Output is correct |
30 |
Correct |
1 ms |
364 KB |
Output is correct |
31 |
Correct |
1 ms |
384 KB |
Output is correct |
32 |
Correct |
1 ms |
492 KB |
Output is correct |
33 |
Correct |
1 ms |
492 KB |
Output is correct |
34 |
Correct |
1 ms |
492 KB |
Output is correct |
35 |
Correct |
1 ms |
492 KB |
Output is correct |
36 |
Correct |
1 ms |
492 KB |
Output is correct |
37 |
Correct |
1 ms |
492 KB |
Output is correct |
38 |
Correct |
1 ms |
492 KB |
Output is correct |
39 |
Correct |
1 ms |
748 KB |
Output is correct |
40 |
Correct |
1 ms |
364 KB |
Output is correct |
41 |
Correct |
1 ms |
364 KB |
Output is correct |
42 |
Correct |
1 ms |
364 KB |
Output is correct |
43 |
Correct |
1 ms |
512 KB |
Output is correct |
44 |
Correct |
1 ms |
364 KB |
Output is correct |
45 |
Correct |
1 ms |
364 KB |
Output is correct |
46 |
Correct |
1 ms |
364 KB |
Output is correct |
47 |
Correct |
1 ms |
384 KB |
Output is correct |
48 |
Correct |
1 ms |
364 KB |
Output is correct |
49 |
Correct |
1 ms |
492 KB |
Output is correct |
50 |
Correct |
1 ms |
364 KB |
Output is correct |
51 |
Correct |
1 ms |
620 KB |
Output is correct |
52 |
Correct |
1 ms |
620 KB |
Output is correct |
53 |
Correct |
1 ms |
1132 KB |
Output is correct |
54 |
Correct |
1 ms |
1132 KB |
Output is correct |
55 |
Correct |
1 ms |
748 KB |
Output is correct |
56 |
Correct |
1 ms |
1132 KB |
Output is correct |
57 |
Correct |
1 ms |
1132 KB |
Output is correct |
58 |
Correct |
6 ms |
1644 KB |
Output is correct |
59 |
Correct |
7 ms |
1004 KB |
Output is correct |
60 |
Correct |
10 ms |
2080 KB |
Output is correct |
61 |
Correct |
43 ms |
14720 KB |
Output is correct |
62 |
Correct |
123 ms |
41324 KB |
Output is correct |
63 |
Correct |
13 ms |
2668 KB |
Output is correct |
64 |
Correct |
60 ms |
19436 KB |
Output is correct |
65 |
Correct |
1 ms |
620 KB |
Output is correct |
66 |
Correct |
1 ms |
748 KB |
Output is correct |
67 |
Correct |
1 ms |
748 KB |
Output is correct |
68 |
Correct |
1 ms |
748 KB |
Output is correct |
69 |
Correct |
1 ms |
364 KB |
Output is correct |
70 |
Correct |
1 ms |
492 KB |
Output is correct |
71 |
Correct |
15 ms |
5228 KB |
Output is correct |
72 |
Correct |
2 ms |
496 KB |
Output is correct |
73 |
Correct |
5 ms |
1644 KB |
Output is correct |
74 |
Correct |
5 ms |
1004 KB |
Output is correct |
75 |
Correct |
9 ms |
2060 KB |
Output is correct |
76 |
Correct |
53 ms |
14700 KB |
Output is correct |
77 |
Correct |
157 ms |
41324 KB |
Output is correct |
78 |
Correct |
13 ms |
2668 KB |
Output is correct |
79 |
Correct |
77 ms |
19436 KB |
Output is correct |
80 |
Correct |
11 ms |
1772 KB |
Output is correct |
81 |
Correct |
24 ms |
5484 KB |
Output is correct |
82 |
Correct |
155 ms |
41452 KB |
Output is correct |
83 |
Correct |
1 ms |
364 KB |
Output is correct |
84 |
Correct |
1 ms |
492 KB |
Output is correct |
85 |
Correct |
12 ms |
5356 KB |
Output is correct |
86 |
Correct |
2 ms |
620 KB |
Output is correct |
87 |
Correct |
4 ms |
1644 KB |
Output is correct |
88 |
Correct |
5 ms |
1004 KB |
Output is correct |
89 |
Correct |
8 ms |
2304 KB |
Output is correct |
90 |
Correct |
46 ms |
14828 KB |
Output is correct |
91 |
Correct |
128 ms |
41580 KB |
Output is correct |
92 |
Correct |
13 ms |
2924 KB |
Output is correct |
93 |
Correct |
60 ms |
19692 KB |
Output is correct |
94 |
Correct |
2 ms |
364 KB |
Output is correct |
95 |
Correct |
12 ms |
5228 KB |
Output is correct |
96 |
Correct |
1 ms |
492 KB |
Output is correct |
97 |
Correct |
1 ms |
364 KB |
Output is correct |
98 |
Correct |
1 ms |
364 KB |
Output is correct |
99 |
Correct |
1 ms |
364 KB |
Output is correct |