# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
949060 |
2024-03-18T21:52:55 Z |
alexdd |
Feast (NOI19_feast) |
C++17 |
|
191 ms |
12880 KB |
#include<bits/stdc++.h>
using namespace std;
#define int long long
const int INF = 2e9;
int n,k;
int a[300005];
int dp[300005];
int cnt[300005];
int pref[300005];
int coef;
void solve()
{
int mxm=0,cate=0;
for(int i=1;i<=n;i++)
{
pref[i] = pref[i-1] + a[i];
dp[i] = dp[i-1];
cnt[i] = cnt[i-1];
if(dp[i]-pref[i]>mxm || (dp[i]-pref[i]==mxm && cnt[i]>cate))
{
mxm = dp[i]-pref[i];
cate = cnt[i];
}
int aux = mxm + pref[i] - coef;
if(aux>dp[i] || (aux==dp[i] && cate+1>cnt[i]))
{
dp[i] = aux;
cnt[i] = cate+1;
}
}
}
/**
dp[i] = max(dp[x] - pref[x]) + pref[i] - coef
*/
signed main()
{
cin>>n>>k;
for(int i=1;i<=n;i++)
cin>>a[i];
int st,dr,ans=n*INF;
st=0;
dr=n*INF;
while(st<=dr)
{
coef = (st+dr)/2;
solve();
if(cnt[n]<=k)
{
ans=coef;
dr=coef-1;
}
else
st=coef+1;
}
coef=ans;
solve();
cout<<dp[n] + cnt[n]*coef;
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
134 ms |
9376 KB |
Output is correct |
2 |
Correct |
123 ms |
12448 KB |
Output is correct |
3 |
Correct |
132 ms |
12560 KB |
Output is correct |
4 |
Correct |
132 ms |
12576 KB |
Output is correct |
5 |
Correct |
140 ms |
12440 KB |
Output is correct |
6 |
Correct |
131 ms |
12328 KB |
Output is correct |
7 |
Correct |
137 ms |
12368 KB |
Output is correct |
8 |
Correct |
128 ms |
12368 KB |
Output is correct |
9 |
Correct |
125 ms |
12376 KB |
Output is correct |
10 |
Correct |
123 ms |
12308 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
78 ms |
9516 KB |
Output is correct |
2 |
Correct |
86 ms |
10512 KB |
Output is correct |
3 |
Correct |
83 ms |
10324 KB |
Output is correct |
4 |
Correct |
83 ms |
10464 KB |
Output is correct |
5 |
Correct |
125 ms |
12344 KB |
Output is correct |
6 |
Correct |
84 ms |
10624 KB |
Output is correct |
7 |
Correct |
86 ms |
10832 KB |
Output is correct |
8 |
Correct |
126 ms |
12580 KB |
Output is correct |
9 |
Correct |
129 ms |
12368 KB |
Output is correct |
10 |
Correct |
86 ms |
10688 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
142 ms |
9632 KB |
Output is correct |
2 |
Correct |
162 ms |
12576 KB |
Output is correct |
3 |
Correct |
142 ms |
12712 KB |
Output is correct |
4 |
Correct |
147 ms |
12684 KB |
Output is correct |
5 |
Correct |
146 ms |
12712 KB |
Output is correct |
6 |
Correct |
146 ms |
12564 KB |
Output is correct |
7 |
Correct |
140 ms |
12624 KB |
Output is correct |
8 |
Correct |
144 ms |
12820 KB |
Output is correct |
9 |
Correct |
147 ms |
12880 KB |
Output is correct |
10 |
Correct |
143 ms |
12688 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2392 KB |
Output is correct |
2 |
Correct |
1 ms |
2548 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2652 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2392 KB |
Output is correct |
2 |
Correct |
1 ms |
2548 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2652 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2548 KB |
Output is correct |
12 |
Correct |
2 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2392 KB |
Output is correct |
14 |
Correct |
1 ms |
2392 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
2396 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
2392 KB |
Output is correct |
2 |
Correct |
1 ms |
2548 KB |
Output is correct |
3 |
Correct |
1 ms |
2396 KB |
Output is correct |
4 |
Correct |
1 ms |
2396 KB |
Output is correct |
5 |
Correct |
1 ms |
2396 KB |
Output is correct |
6 |
Correct |
1 ms |
2396 KB |
Output is correct |
7 |
Correct |
1 ms |
2396 KB |
Output is correct |
8 |
Correct |
1 ms |
2396 KB |
Output is correct |
9 |
Correct |
1 ms |
2652 KB |
Output is correct |
10 |
Correct |
1 ms |
2396 KB |
Output is correct |
11 |
Correct |
1 ms |
2548 KB |
Output is correct |
12 |
Correct |
2 ms |
2396 KB |
Output is correct |
13 |
Correct |
1 ms |
2392 KB |
Output is correct |
14 |
Correct |
1 ms |
2392 KB |
Output is correct |
15 |
Correct |
1 ms |
2396 KB |
Output is correct |
16 |
Correct |
1 ms |
2396 KB |
Output is correct |
17 |
Correct |
1 ms |
2396 KB |
Output is correct |
18 |
Correct |
1 ms |
2396 KB |
Output is correct |
19 |
Correct |
1 ms |
2396 KB |
Output is correct |
20 |
Correct |
1 ms |
2396 KB |
Output is correct |
21 |
Correct |
1 ms |
2392 KB |
Output is correct |
22 |
Correct |
2 ms |
2396 KB |
Output is correct |
23 |
Correct |
2 ms |
2648 KB |
Output is correct |
24 |
Correct |
2 ms |
2396 KB |
Output is correct |
25 |
Correct |
2 ms |
2396 KB |
Output is correct |
26 |
Correct |
1 ms |
2516 KB |
Output is correct |
27 |
Correct |
2 ms |
2396 KB |
Output is correct |
28 |
Correct |
1 ms |
2512 KB |
Output is correct |
29 |
Correct |
2 ms |
2396 KB |
Output is correct |
30 |
Correct |
1 ms |
2396 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
134 ms |
9376 KB |
Output is correct |
2 |
Correct |
123 ms |
12448 KB |
Output is correct |
3 |
Correct |
132 ms |
12560 KB |
Output is correct |
4 |
Correct |
132 ms |
12576 KB |
Output is correct |
5 |
Correct |
140 ms |
12440 KB |
Output is correct |
6 |
Correct |
131 ms |
12328 KB |
Output is correct |
7 |
Correct |
137 ms |
12368 KB |
Output is correct |
8 |
Correct |
128 ms |
12368 KB |
Output is correct |
9 |
Correct |
125 ms |
12376 KB |
Output is correct |
10 |
Correct |
123 ms |
12308 KB |
Output is correct |
11 |
Correct |
78 ms |
9516 KB |
Output is correct |
12 |
Correct |
86 ms |
10512 KB |
Output is correct |
13 |
Correct |
83 ms |
10324 KB |
Output is correct |
14 |
Correct |
83 ms |
10464 KB |
Output is correct |
15 |
Correct |
125 ms |
12344 KB |
Output is correct |
16 |
Correct |
84 ms |
10624 KB |
Output is correct |
17 |
Correct |
86 ms |
10832 KB |
Output is correct |
18 |
Correct |
126 ms |
12580 KB |
Output is correct |
19 |
Correct |
129 ms |
12368 KB |
Output is correct |
20 |
Correct |
86 ms |
10688 KB |
Output is correct |
21 |
Correct |
142 ms |
9632 KB |
Output is correct |
22 |
Correct |
162 ms |
12576 KB |
Output is correct |
23 |
Correct |
142 ms |
12712 KB |
Output is correct |
24 |
Correct |
147 ms |
12684 KB |
Output is correct |
25 |
Correct |
146 ms |
12712 KB |
Output is correct |
26 |
Correct |
146 ms |
12564 KB |
Output is correct |
27 |
Correct |
140 ms |
12624 KB |
Output is correct |
28 |
Correct |
144 ms |
12820 KB |
Output is correct |
29 |
Correct |
147 ms |
12880 KB |
Output is correct |
30 |
Correct |
143 ms |
12688 KB |
Output is correct |
31 |
Correct |
1 ms |
2392 KB |
Output is correct |
32 |
Correct |
1 ms |
2548 KB |
Output is correct |
33 |
Correct |
1 ms |
2396 KB |
Output is correct |
34 |
Correct |
1 ms |
2396 KB |
Output is correct |
35 |
Correct |
1 ms |
2396 KB |
Output is correct |
36 |
Correct |
1 ms |
2396 KB |
Output is correct |
37 |
Correct |
1 ms |
2396 KB |
Output is correct |
38 |
Correct |
1 ms |
2396 KB |
Output is correct |
39 |
Correct |
1 ms |
2652 KB |
Output is correct |
40 |
Correct |
1 ms |
2396 KB |
Output is correct |
41 |
Correct |
1 ms |
2548 KB |
Output is correct |
42 |
Correct |
2 ms |
2396 KB |
Output is correct |
43 |
Correct |
1 ms |
2392 KB |
Output is correct |
44 |
Correct |
1 ms |
2392 KB |
Output is correct |
45 |
Correct |
1 ms |
2396 KB |
Output is correct |
46 |
Correct |
1 ms |
2396 KB |
Output is correct |
47 |
Correct |
1 ms |
2396 KB |
Output is correct |
48 |
Correct |
1 ms |
2396 KB |
Output is correct |
49 |
Correct |
1 ms |
2396 KB |
Output is correct |
50 |
Correct |
1 ms |
2396 KB |
Output is correct |
51 |
Correct |
1 ms |
2392 KB |
Output is correct |
52 |
Correct |
2 ms |
2396 KB |
Output is correct |
53 |
Correct |
2 ms |
2648 KB |
Output is correct |
54 |
Correct |
2 ms |
2396 KB |
Output is correct |
55 |
Correct |
2 ms |
2396 KB |
Output is correct |
56 |
Correct |
1 ms |
2516 KB |
Output is correct |
57 |
Correct |
2 ms |
2396 KB |
Output is correct |
58 |
Correct |
1 ms |
2512 KB |
Output is correct |
59 |
Correct |
2 ms |
2396 KB |
Output is correct |
60 |
Correct |
1 ms |
2396 KB |
Output is correct |
61 |
Correct |
171 ms |
12616 KB |
Output is correct |
62 |
Correct |
176 ms |
12708 KB |
Output is correct |
63 |
Correct |
150 ms |
12444 KB |
Output is correct |
64 |
Correct |
173 ms |
12692 KB |
Output is correct |
65 |
Correct |
191 ms |
12776 KB |
Output is correct |
66 |
Correct |
175 ms |
12760 KB |
Output is correct |
67 |
Correct |
172 ms |
12372 KB |
Output is correct |
68 |
Correct |
144 ms |
12700 KB |
Output is correct |
69 |
Correct |
137 ms |
12368 KB |
Output is correct |
70 |
Correct |
140 ms |
12688 KB |
Output is correct |