#include <bits/stdc++.h>
#define ff first
#define ss second
#define pb push_back
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
using namespace std;
const int N = 1e5 + 50;
int dp[105][N];
main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
memset(dp, 0x3f3f, sizeof(dp));
int n, k;
cin >> n >> k;
vector <int> v(n + 1);
for(int i = 1; i <= n; i++){
cin >> v[i];
}
dp[1][0] = -1e9;
for(int i = 1; i <= n; i++)dp[1][i] = max(v[i], dp[1][i - 1]);
for(int i = 2; i <= k; i++){
deque <pair <int,int> > d;
for(int j = i; j <= n; j++){
int prev = dp[i - 1][j - 1];
while(!d.empty() && d.front().ff < v[j]){
prev = min(d.front().ss, prev);
d.pop_front();
}
if(d.empty() || prev + v[j] < d.front().ff + d.front().ss){
d.push_front({v[j], prev});
}
dp[i][j] = d.front().ff + d.front().ss;
}
}
cout << dp[k][n];
}
Compilation message
blocks.cpp:12:4: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
12 | main(){
| ^~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
18 ms |
41428 KB |
Output is correct |
2 |
Correct |
16 ms |
41384 KB |
Output is correct |
3 |
Correct |
18 ms |
41408 KB |
Output is correct |
4 |
Correct |
20 ms |
41372 KB |
Output is correct |
5 |
Correct |
16 ms |
41428 KB |
Output is correct |
6 |
Correct |
16 ms |
41364 KB |
Output is correct |
7 |
Correct |
16 ms |
41344 KB |
Output is correct |
8 |
Correct |
19 ms |
41428 KB |
Output is correct |
9 |
Correct |
23 ms |
41392 KB |
Output is correct |
10 |
Correct |
17 ms |
41400 KB |
Output is correct |
11 |
Correct |
15 ms |
41408 KB |
Output is correct |
12 |
Correct |
16 ms |
41364 KB |
Output is correct |
13 |
Correct |
16 ms |
41420 KB |
Output is correct |
14 |
Correct |
17 ms |
41428 KB |
Output is correct |
15 |
Correct |
16 ms |
41428 KB |
Output is correct |
16 |
Correct |
16 ms |
41332 KB |
Output is correct |
17 |
Correct |
16 ms |
41428 KB |
Output is correct |
18 |
Correct |
16 ms |
41356 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
18 ms |
41428 KB |
Output is correct |
2 |
Correct |
16 ms |
41396 KB |
Output is correct |
3 |
Correct |
16 ms |
41376 KB |
Output is correct |
4 |
Correct |
16 ms |
41428 KB |
Output is correct |
5 |
Correct |
17 ms |
41424 KB |
Output is correct |
6 |
Correct |
19 ms |
41428 KB |
Output is correct |
7 |
Correct |
16 ms |
41320 KB |
Output is correct |
8 |
Correct |
16 ms |
41336 KB |
Output is correct |
9 |
Correct |
18 ms |
41400 KB |
Output is correct |
10 |
Correct |
18 ms |
41428 KB |
Output is correct |
11 |
Correct |
16 ms |
41404 KB |
Output is correct |
12 |
Correct |
16 ms |
41436 KB |
Output is correct |
13 |
Correct |
17 ms |
41428 KB |
Output is correct |
14 |
Correct |
16 ms |
41428 KB |
Output is correct |
15 |
Correct |
15 ms |
41428 KB |
Output is correct |
16 |
Correct |
16 ms |
41420 KB |
Output is correct |
17 |
Correct |
16 ms |
41368 KB |
Output is correct |
18 |
Correct |
16 ms |
41428 KB |
Output is correct |
19 |
Correct |
16 ms |
41428 KB |
Output is correct |
20 |
Correct |
17 ms |
41380 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
18 ms |
41428 KB |
Output is correct |
2 |
Correct |
16 ms |
41384 KB |
Output is correct |
3 |
Correct |
18 ms |
41408 KB |
Output is correct |
4 |
Correct |
20 ms |
41372 KB |
Output is correct |
5 |
Correct |
16 ms |
41428 KB |
Output is correct |
6 |
Correct |
16 ms |
41364 KB |
Output is correct |
7 |
Correct |
16 ms |
41344 KB |
Output is correct |
8 |
Correct |
19 ms |
41428 KB |
Output is correct |
9 |
Correct |
23 ms |
41392 KB |
Output is correct |
10 |
Correct |
17 ms |
41400 KB |
Output is correct |
11 |
Correct |
15 ms |
41408 KB |
Output is correct |
12 |
Correct |
16 ms |
41364 KB |
Output is correct |
13 |
Correct |
16 ms |
41420 KB |
Output is correct |
14 |
Correct |
17 ms |
41428 KB |
Output is correct |
15 |
Correct |
16 ms |
41428 KB |
Output is correct |
16 |
Correct |
16 ms |
41332 KB |
Output is correct |
17 |
Correct |
16 ms |
41428 KB |
Output is correct |
18 |
Correct |
16 ms |
41356 KB |
Output is correct |
19 |
Correct |
18 ms |
41428 KB |
Output is correct |
20 |
Correct |
16 ms |
41396 KB |
Output is correct |
21 |
Correct |
16 ms |
41376 KB |
Output is correct |
22 |
Correct |
16 ms |
41428 KB |
Output is correct |
23 |
Correct |
17 ms |
41424 KB |
Output is correct |
24 |
Correct |
19 ms |
41428 KB |
Output is correct |
25 |
Correct |
16 ms |
41320 KB |
Output is correct |
26 |
Correct |
16 ms |
41336 KB |
Output is correct |
27 |
Correct |
18 ms |
41400 KB |
Output is correct |
28 |
Correct |
18 ms |
41428 KB |
Output is correct |
29 |
Correct |
16 ms |
41404 KB |
Output is correct |
30 |
Correct |
16 ms |
41436 KB |
Output is correct |
31 |
Correct |
17 ms |
41428 KB |
Output is correct |
32 |
Correct |
16 ms |
41428 KB |
Output is correct |
33 |
Correct |
15 ms |
41428 KB |
Output is correct |
34 |
Correct |
16 ms |
41420 KB |
Output is correct |
35 |
Correct |
16 ms |
41368 KB |
Output is correct |
36 |
Correct |
16 ms |
41428 KB |
Output is correct |
37 |
Correct |
16 ms |
41428 KB |
Output is correct |
38 |
Correct |
17 ms |
41380 KB |
Output is correct |
39 |
Correct |
16 ms |
41428 KB |
Output is correct |
40 |
Correct |
18 ms |
41332 KB |
Output is correct |
41 |
Correct |
15 ms |
41400 KB |
Output is correct |
42 |
Correct |
16 ms |
41404 KB |
Output is correct |
43 |
Correct |
16 ms |
41328 KB |
Output is correct |
44 |
Correct |
16 ms |
41368 KB |
Output is correct |
45 |
Correct |
16 ms |
41336 KB |
Output is correct |
46 |
Correct |
17 ms |
41320 KB |
Output is correct |
47 |
Correct |
16 ms |
41412 KB |
Output is correct |
48 |
Correct |
17 ms |
41428 KB |
Output is correct |
49 |
Correct |
17 ms |
41412 KB |
Output is correct |
50 |
Correct |
17 ms |
41408 KB |
Output is correct |
51 |
Correct |
16 ms |
41428 KB |
Output is correct |
52 |
Correct |
16 ms |
41428 KB |
Output is correct |
53 |
Correct |
16 ms |
41412 KB |
Output is correct |
54 |
Correct |
16 ms |
41312 KB |
Output is correct |
55 |
Correct |
16 ms |
41428 KB |
Output is correct |
56 |
Correct |
16 ms |
41352 KB |
Output is correct |
57 |
Correct |
16 ms |
41372 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
18 ms |
41428 KB |
Output is correct |
2 |
Correct |
16 ms |
41384 KB |
Output is correct |
3 |
Correct |
18 ms |
41408 KB |
Output is correct |
4 |
Correct |
20 ms |
41372 KB |
Output is correct |
5 |
Correct |
16 ms |
41428 KB |
Output is correct |
6 |
Correct |
16 ms |
41364 KB |
Output is correct |
7 |
Correct |
16 ms |
41344 KB |
Output is correct |
8 |
Correct |
19 ms |
41428 KB |
Output is correct |
9 |
Correct |
23 ms |
41392 KB |
Output is correct |
10 |
Correct |
17 ms |
41400 KB |
Output is correct |
11 |
Correct |
15 ms |
41408 KB |
Output is correct |
12 |
Correct |
16 ms |
41364 KB |
Output is correct |
13 |
Correct |
16 ms |
41420 KB |
Output is correct |
14 |
Correct |
17 ms |
41428 KB |
Output is correct |
15 |
Correct |
16 ms |
41428 KB |
Output is correct |
16 |
Correct |
16 ms |
41332 KB |
Output is correct |
17 |
Correct |
16 ms |
41428 KB |
Output is correct |
18 |
Correct |
16 ms |
41356 KB |
Output is correct |
19 |
Correct |
18 ms |
41428 KB |
Output is correct |
20 |
Correct |
16 ms |
41396 KB |
Output is correct |
21 |
Correct |
16 ms |
41376 KB |
Output is correct |
22 |
Correct |
16 ms |
41428 KB |
Output is correct |
23 |
Correct |
17 ms |
41424 KB |
Output is correct |
24 |
Correct |
19 ms |
41428 KB |
Output is correct |
25 |
Correct |
16 ms |
41320 KB |
Output is correct |
26 |
Correct |
16 ms |
41336 KB |
Output is correct |
27 |
Correct |
18 ms |
41400 KB |
Output is correct |
28 |
Correct |
18 ms |
41428 KB |
Output is correct |
29 |
Correct |
16 ms |
41404 KB |
Output is correct |
30 |
Correct |
16 ms |
41436 KB |
Output is correct |
31 |
Correct |
17 ms |
41428 KB |
Output is correct |
32 |
Correct |
16 ms |
41428 KB |
Output is correct |
33 |
Correct |
15 ms |
41428 KB |
Output is correct |
34 |
Correct |
16 ms |
41420 KB |
Output is correct |
35 |
Correct |
16 ms |
41368 KB |
Output is correct |
36 |
Correct |
16 ms |
41428 KB |
Output is correct |
37 |
Correct |
16 ms |
41428 KB |
Output is correct |
38 |
Correct |
17 ms |
41380 KB |
Output is correct |
39 |
Correct |
16 ms |
41428 KB |
Output is correct |
40 |
Correct |
18 ms |
41332 KB |
Output is correct |
41 |
Correct |
15 ms |
41400 KB |
Output is correct |
42 |
Correct |
16 ms |
41404 KB |
Output is correct |
43 |
Correct |
16 ms |
41328 KB |
Output is correct |
44 |
Correct |
16 ms |
41368 KB |
Output is correct |
45 |
Correct |
16 ms |
41336 KB |
Output is correct |
46 |
Correct |
17 ms |
41320 KB |
Output is correct |
47 |
Correct |
16 ms |
41412 KB |
Output is correct |
48 |
Correct |
17 ms |
41428 KB |
Output is correct |
49 |
Correct |
17 ms |
41412 KB |
Output is correct |
50 |
Correct |
17 ms |
41408 KB |
Output is correct |
51 |
Correct |
16 ms |
41428 KB |
Output is correct |
52 |
Correct |
16 ms |
41428 KB |
Output is correct |
53 |
Correct |
16 ms |
41412 KB |
Output is correct |
54 |
Correct |
16 ms |
41312 KB |
Output is correct |
55 |
Correct |
16 ms |
41428 KB |
Output is correct |
56 |
Correct |
16 ms |
41352 KB |
Output is correct |
57 |
Correct |
16 ms |
41372 KB |
Output is correct |
58 |
Correct |
20 ms |
41452 KB |
Output is correct |
59 |
Correct |
19 ms |
41592 KB |
Output is correct |
60 |
Correct |
23 ms |
41560 KB |
Output is correct |
61 |
Correct |
62 ms |
41500 KB |
Output is correct |
62 |
Correct |
152 ms |
41812 KB |
Output is correct |
63 |
Correct |
26 ms |
41812 KB |
Output is correct |
64 |
Correct |
80 ms |
41812 KB |
Output is correct |
65 |
Correct |
16 ms |
41428 KB |
Output is correct |
66 |
Correct |
16 ms |
41368 KB |
Output is correct |
67 |
Correct |
16 ms |
41396 KB |
Output is correct |
68 |
Correct |
16 ms |
41428 KB |
Output is correct |
69 |
Correct |
16 ms |
41428 KB |
Output is correct |
70 |
Correct |
16 ms |
41428 KB |
Output is correct |
71 |
Correct |
22 ms |
41360 KB |
Output is correct |
72 |
Correct |
17 ms |
41404 KB |
Output is correct |
73 |
Correct |
18 ms |
41480 KB |
Output is correct |
74 |
Correct |
20 ms |
41628 KB |
Output is correct |
75 |
Correct |
21 ms |
41616 KB |
Output is correct |
76 |
Correct |
38 ms |
41584 KB |
Output is correct |
77 |
Correct |
78 ms |
41820 KB |
Output is correct |
78 |
Correct |
24 ms |
41760 KB |
Output is correct |
79 |
Correct |
47 ms |
41784 KB |
Output is correct |
80 |
Correct |
22 ms |
41792 KB |
Output is correct |
81 |
Correct |
29 ms |
41812 KB |
Output is correct |
82 |
Correct |
78 ms |
41740 KB |
Output is correct |
83 |
Correct |
16 ms |
41364 KB |
Output is correct |
84 |
Correct |
16 ms |
41376 KB |
Output is correct |
85 |
Correct |
25 ms |
41428 KB |
Output is correct |
86 |
Correct |
19 ms |
41476 KB |
Output is correct |
87 |
Correct |
19 ms |
41448 KB |
Output is correct |
88 |
Correct |
22 ms |
41564 KB |
Output is correct |
89 |
Correct |
22 ms |
41732 KB |
Output is correct |
90 |
Correct |
48 ms |
41684 KB |
Output is correct |
91 |
Correct |
107 ms |
42084 KB |
Output is correct |
92 |
Correct |
24 ms |
42012 KB |
Output is correct |
93 |
Correct |
60 ms |
42096 KB |
Output is correct |
94 |
Correct |
17 ms |
41408 KB |
Output is correct |
95 |
Correct |
29 ms |
41460 KB |
Output is correct |
96 |
Correct |
16 ms |
41428 KB |
Output is correct |
97 |
Correct |
16 ms |
41372 KB |
Output is correct |
98 |
Correct |
17 ms |
41376 KB |
Output is correct |
99 |
Correct |
16 ms |
41428 KB |
Output is correct |