#include<bits/stdc++.h>
#pragma GCC optimize("Ofast")
using namespace std;
#define all(v) v.begin(), v.end()
#define F first
#define S second
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, int> pli;
const int N=1e5+5;
int n, k, a[N], b[205][N], pd[N];
ll dp[205][N];
void sol(int i, int l, int r, int lx, int rx){
int m=(l+r)/2;
pli x={dp[i-1][lx]+1LL*pd[lx]*(pd[m]-pd[lx]), lx};
for(int j=lx+1;j<min(m, rx+1);++j)
x=max(x, {dp[i-1][j]+1LL*pd[j]*(pd[m]-pd[j]), j});
dp[i][m]=x.F;
b[i][m]=x.S;
if(l<m)
sol(i, l, m, lx, x.S);
if(m+1<r)
sol(i, m+1, r, x.S, rx);
}
int main(){
cin>>n>>k;
for(int i=1;i<=n;++i){
cin>>a[i];
pd[i]=a[i]+pd[i-1];
}
for(int i=1;i<=k;++i)
sol(i, 1, n+1, 0, n-1);
cout<<dp[k][n]<<'\n';
vector<int>v;
int h=n;
for(int i=k;i>0;--i){
h=b[i][h];
v.push_back(h);
}
for(int i=k-1;i>=0;--i)
cout<<v[i]<<' ';
cout<<'\n';
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 108 == 108 |
2 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 999 == 999 |
3 |
Correct |
0 ms |
304 KB |
contestant found the optimal answer: 0 == 0 |
4 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 1542524 == 1542524 |
5 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 4500000000 == 4500000000 |
6 |
Correct |
1 ms |
212 KB |
contestant found the optimal answer: 1 == 1 |
7 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 1 == 1 |
8 |
Correct |
0 ms |
212 KB |
contestant found the optimal answer: 1 == 1 |
9 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 100400096 == 100400096 |
10 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 900320000 == 900320000 |
11 |
Correct |
0 ms |
304 KB |
contestant found the optimal answer: 3698080248 == 3698080248 |
12 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 3200320000 == 3200320000 |
13 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 140072 == 140072 |
14 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 376041456 == 376041456 |
15 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 805 == 805 |
16 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 900189994 == 900189994 |
17 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 999919994 == 999919994 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 1093956 == 1093956 |
2 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 302460000 == 302460000 |
3 |
Correct |
1 ms |
852 KB |
contestant found the optimal answer: 122453454361 == 122453454361 |
4 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 93663683509 == 93663683509 |
5 |
Correct |
1 ms |
436 KB |
contestant found the optimal answer: 1005304678 == 1005304678 |
6 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 933702 == 933702 |
7 |
Correct |
1 ms |
560 KB |
contestant found the optimal answer: 25082842857 == 25082842857 |
8 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 687136 == 687136 |
9 |
Correct |
0 ms |
340 KB |
contestant found the optimal answer: 27295930079 == 27295930079 |
10 |
Correct |
1 ms |
468 KB |
contestant found the optimal answer: 29000419931 == 29000419931 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 610590000 == 610590000 |
2 |
Correct |
1 ms |
312 KB |
contestant found the optimal answer: 311760000 == 311760000 |
3 |
Correct |
2 ms |
2772 KB |
contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 |
Correct |
2 ms |
2004 KB |
contestant found the optimal answer: 1019625819 == 1019625819 |
6 |
Correct |
2 ms |
2516 KB |
contestant found the optimal answer: 107630884 == 107630884 |
7 |
Correct |
2 ms |
2772 KB |
contestant found the optimal answer: 475357671774 == 475357671774 |
8 |
Correct |
1 ms |
852 KB |
contestant found the optimal answer: 193556962 == 193556962 |
9 |
Correct |
1 ms |
596 KB |
contestant found the optimal answer: 482389919803 == 482389919803 |
10 |
Correct |
1 ms |
980 KB |
contestant found the optimal answer: 490686959791 == 490686959791 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 21503404 == 21503404 |
2 |
Correct |
1 ms |
304 KB |
contestant found the optimal answer: 140412195 == 140412195 |
3 |
Correct |
7 ms |
4660 KB |
contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 |
Correct |
1 ms |
340 KB |
contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 |
Correct |
9 ms |
4660 KB |
contestant found the optimal answer: 679388326 == 679388326 |
6 |
Correct |
8 ms |
4052 KB |
contestant found the optimal answer: 4699030287 == 4699030287 |
7 |
Correct |
8 ms |
4656 KB |
contestant found the optimal answer: 12418819758185 == 12418819758185 |
8 |
Correct |
7 ms |
4644 KB |
contestant found the optimal answer: 31093317350 == 31093317350 |
9 |
Correct |
2 ms |
1200 KB |
contestant found the optimal answer: 12194625429236 == 12194625429236 |
10 |
Correct |
4 ms |
1972 KB |
contestant found the optimal answer: 12345131038664 == 12345131038664 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
724 KB |
contestant found the optimal answer: 1818678304 == 1818678304 |
2 |
Correct |
3 ms |
724 KB |
contestant found the optimal answer: 1326260195 == 1326260195 |
3 |
Correct |
59 ms |
25896 KB |
contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
4 |
Correct |
4 ms |
768 KB |
contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
5 |
Correct |
70 ms |
15612 KB |
contestant found the optimal answer: 1085432199 == 1085432199 |
6 |
Correct |
65 ms |
18132 KB |
contestant found the optimal answer: 514790755404 == 514790755404 |
7 |
Correct |
56 ms |
19508 KB |
contestant found the optimal answer: 1256105310476641 == 1256105310476641 |
8 |
Correct |
40 ms |
15900 KB |
contestant found the optimal answer: 3099592898816 == 3099592898816 |
9 |
Correct |
57 ms |
18252 KB |
contestant found the optimal answer: 1241131419367412 == 1241131419367412 |
10 |
Correct |
75 ms |
23244 KB |
contestant found the optimal answer: 1243084101967798 == 1243084101967798 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
31 ms |
4652 KB |
contestant found the optimal answer: 19795776960 == 19795776960 |
2 |
Correct |
30 ms |
4776 KB |
contestant found the optimal answer: 19874432173 == 19874432173 |
3 |
Runtime error |
341 ms |
131072 KB |
Execution killed with signal 9 |
4 |
Halted |
0 ms |
0 KB |
- |