#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
int v[100005];
ll dp[2][100005];
int L[100005][205];
int k;
void find(int l, int r, int lb, int rb, int Z){
if(l > r)return;
int mid = (l+r)>>1;
int pos = lb; ll ma = -1;
for(int i = lb; i < min(mid,rb+1); ++i){
if(ma < 1ll * dp[0][i]+ 1ll * (v[mid]-v[i])*v[i]){
ma = 1ll * dp[0][i]+ 1ll * (v[mid]-v[i])*v[i];
pos = i;
}
}
dp[1][mid] = ma;
L[mid][Z] = pos;
find(l,mid-1,lb,pos,Z);
find(mid+1,r,pos,rb,Z);
}
int main(){
ios_base::sync_with_stdio(0); cin.tie(0);
int n; cin >> n >> k;
for(int i = 1; i <= n; ++i){
cin >> v[i];
}
for(int i = 1; i <= n; ++i){
v[i]+=v[i-1];
}
ll ans = 0, ind = 0;
for(int i = 1; i<=k; ++i){
find(1,n,1,n,i);
for(int j = 1; j <= n; ++j)dp[0][j] = dp[1][j];
}
for(int i = 1; i <= n; ++i){
if(ans < dp[0][i]){
ind = i;
ans = dp[0][i];
}
}
cout << ans << "\n";
if(!ans){
for(int i = 1; i <= k; ++i){
cout << i << " ";
}
cout << "\n";
return 0;
}
while(k--){
cout << L[ind][k+1] << " ";
ind = L[ind][k+1];
}
cout << "\n";
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 108 == 108 |
2 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 999 == 999 |
3 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 0 == 0 |
4 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 1542524 == 1542524 |
5 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 4500000000 == 4500000000 |
6 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 1 == 1 |
7 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 1 == 1 |
8 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 1 == 1 |
9 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 100400096 == 100400096 |
10 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 900320000 == 900320000 |
11 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 3698080248 == 3698080248 |
12 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 3200320000 == 3200320000 |
13 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 140072 == 140072 |
14 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 376041456 == 376041456 |
15 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 805 == 805 |
16 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 900189994 == 900189994 |
17 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 999919994 == 999919994 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 1093956 == 1093956 |
2 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 302460000 == 302460000 |
3 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 122453454361 == 122453454361 |
4 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 93663683509 == 93663683509 |
5 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 1005304678 == 1005304678 |
6 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 933702 == 933702 |
7 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 25082842857 == 25082842857 |
8 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 687136 == 687136 |
9 |
Correct |
0 ms |
384 KB |
contestant found the optimal answer: 27295930079 == 27295930079 |
10 |
Correct |
1 ms |
384 KB |
contestant found the optimal answer: 29000419931 == 29000419931 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 610590000 == 610590000 |
2 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 311760000 == 311760000 |
3 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 1019625819 == 1019625819 |
6 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 107630884 == 107630884 |
7 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 475357671774 == 475357671774 |
8 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 193556962 == 193556962 |
9 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 482389919803 == 482389919803 |
10 |
Correct |
1 ms |
512 KB |
contestant found the optimal answer: 490686959791 == 490686959791 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
1152 KB |
contestant found the optimal answer: 21503404 == 21503404 |
2 |
Correct |
1 ms |
1152 KB |
contestant found the optimal answer: 140412195 == 140412195 |
3 |
Correct |
6 ms |
1280 KB |
contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 |
Correct |
1 ms |
1152 KB |
contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 |
Correct |
11 ms |
1152 KB |
contestant found the optimal answer: 679388326 == 679388326 |
6 |
Correct |
8 ms |
1152 KB |
contestant found the optimal answer: 4699030287 == 4699030287 |
7 |
Correct |
7 ms |
1152 KB |
contestant found the optimal answer: 12418819758185 == 12418819758185 |
8 |
Correct |
6 ms |
1152 KB |
contestant found the optimal answer: 31093317350 == 31093317350 |
9 |
Correct |
4 ms |
1152 KB |
contestant found the optimal answer: 12194625429236 == 12194625429236 |
10 |
Correct |
4 ms |
1152 KB |
contestant found the optimal answer: 12345131038664 == 12345131038664 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
9 ms |
8576 KB |
contestant found the optimal answer: 1818678304 == 1818678304 |
2 |
Correct |
6 ms |
8576 KB |
contestant found the optimal answer: 1326260195 == 1326260195 |
3 |
Correct |
72 ms |
8576 KB |
contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
4 |
Correct |
7 ms |
8576 KB |
contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
5 |
Correct |
78 ms |
8620 KB |
contestant found the optimal answer: 1085432199 == 1085432199 |
6 |
Correct |
78 ms |
8576 KB |
contestant found the optimal answer: 514790755404 == 514790755404 |
7 |
Correct |
68 ms |
8576 KB |
contestant found the optimal answer: 1256105310476641 == 1256105310476641 |
8 |
Correct |
63 ms |
8576 KB |
contestant found the optimal answer: 3099592898816 == 3099592898816 |
9 |
Correct |
70 ms |
8576 KB |
contestant found the optimal answer: 1241131419367412 == 1241131419367412 |
10 |
Correct |
89 ms |
8576 KB |
contestant found the optimal answer: 1243084101967798 == 1243084101967798 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
67 ms |
82552 KB |
contestant found the optimal answer: 19795776960 == 19795776960 |
2 |
Correct |
65 ms |
82552 KB |
contestant found the optimal answer: 19874432173 == 19874432173 |
3 |
Correct |
1238 ms |
82680 KB |
contestant found the optimal answer: 497313449256899208 == 497313449256899208 |
4 |
Correct |
63 ms |
82552 KB |
contestant found the optimal answer: 374850090734572421 == 374850090734572421 |
5 |
Correct |
1700 ms |
82584 KB |
contestant found the optimal answer: 36183271951 == 36183271951 |
6 |
Correct |
1180 ms |
82680 KB |
contestant found the optimal answer: 51629847150471 == 51629847150471 |
7 |
Correct |
990 ms |
82552 KB |
contestant found the optimal answer: 124074747024496432 == 124074747024496432 |
8 |
Correct |
799 ms |
82680 KB |
contestant found the optimal answer: 309959349080800 == 309959349080800 |
9 |
Correct |
1028 ms |
82684 KB |
contestant found the optimal answer: 124113525649823701 == 124113525649823701 |
10 |
Correct |
1313 ms |
82680 KB |
contestant found the optimal answer: 124309619349406845 == 124309619349406845 |