/*#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);
freopen(VanLoi".inp", "r", stdin);
freopen(VanLoi".out", "w", stdout);
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;
}*/
#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], l[N], mi[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]);
fi(i, 1, n)
for(l[i] = i - 1; l[i] && a[l[i]] <= a[i]; ) l[i] = l[l[i]];
f[1][0] = 1e9;
fi(i, 2, k) {
mi[i - 1] = 1e9;
fi(j, 1, n) {
mi[j] = f[i - 1][j - 1];
for(int t = j - 1; t > l[j]; t = l[t]) mi[j] = min(mi[j], mi[t]);
f[i][j] = min(f[i][l[j]], mi[j] + a[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 |
512 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 |
492 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 |
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 |
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 |
364 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 |
500 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 |
512 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 |
492 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 |
364 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 |
364 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 |
364 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 |
500 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 |
0 ms |
364 KB |
Output is correct |
43 |
Correct |
1 ms |
364 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 |
364 KB |
Output is correct |
48 |
Correct |
1 ms |
492 KB |
Output is correct |
49 |
Correct |
1 ms |
364 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 |
1260 KB |
Output is correct |
54 |
Correct |
1 ms |
1260 KB |
Output is correct |
55 |
Correct |
1 ms |
876 KB |
Output is correct |
56 |
Correct |
1 ms |
1260 KB |
Output is correct |
57 |
Correct |
1 ms |
1260 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
364 KB |
Output is correct |
2 |
Correct |
1 ms |
512 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 |
492 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 |
364 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 |
364 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 |
364 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 |
500 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 |
0 ms |
364 KB |
Output is correct |
43 |
Correct |
1 ms |
364 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 |
364 KB |
Output is correct |
48 |
Correct |
1 ms |
492 KB |
Output is correct |
49 |
Correct |
1 ms |
364 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 |
1260 KB |
Output is correct |
54 |
Correct |
1 ms |
1260 KB |
Output is correct |
55 |
Correct |
1 ms |
876 KB |
Output is correct |
56 |
Correct |
1 ms |
1260 KB |
Output is correct |
57 |
Correct |
1 ms |
1260 KB |
Output is correct |
58 |
Correct |
5 ms |
1772 KB |
Output is correct |
59 |
Correct |
7 ms |
1260 KB |
Output is correct |
60 |
Correct |
9 ms |
2412 KB |
Output is correct |
61 |
Correct |
40 ms |
14956 KB |
Output is correct |
62 |
Correct |
132 ms |
42092 KB |
Output is correct |
63 |
Correct |
14 ms |
3308 KB |
Output is correct |
64 |
Correct |
59 ms |
20332 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 |
620 KB |
Output is correct |
71 |
Correct |
12 ms |
5228 KB |
Output is correct |
72 |
Correct |
2 ms |
620 KB |
Output is correct |
73 |
Correct |
4 ms |
1772 KB |
Output is correct |
74 |
Correct |
7 ms |
1252 KB |
Output is correct |
75 |
Correct |
10 ms |
2412 KB |
Output is correct |
76 |
Correct |
67 ms |
14956 KB |
Output is correct |
77 |
Correct |
141 ms |
42092 KB |
Output is correct |
78 |
Correct |
16 ms |
3436 KB |
Output is correct |
79 |
Correct |
70 ms |
20204 KB |
Output is correct |
80 |
Correct |
12 ms |
2284 KB |
Output is correct |
81 |
Correct |
33 ms |
6252 KB |
Output is correct |
82 |
Correct |
220 ms |
42092 KB |
Output is correct |
83 |
Correct |
1 ms |
364 KB |
Output is correct |
84 |
Correct |
1 ms |
492 KB |
Output is correct |
85 |
Correct |
10 ms |
5228 KB |
Output is correct |
86 |
Correct |
2 ms |
620 KB |
Output is correct |
87 |
Correct |
4 ms |
1772 KB |
Output is correct |
88 |
Correct |
6 ms |
1132 KB |
Output is correct |
89 |
Correct |
11 ms |
2412 KB |
Output is correct |
90 |
Correct |
39 ms |
14956 KB |
Output is correct |
91 |
Correct |
111 ms |
42212 KB |
Output is correct |
92 |
Correct |
14 ms |
3436 KB |
Output is correct |
93 |
Correct |
57 ms |
20204 KB |
Output is correct |
94 |
Correct |
2 ms |
620 KB |
Output is correct |
95 |
Correct |
11 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 |