#include <bits/stdc++.h>
#define debug printf
#define lp(i,a,b) for(int i = a ; i < b ; i++ )
#define ff first
#define ss second
#define pb push_back
#define mk make_pair
#define ll long long
#define sz size()
#define pii pair<int,int>
#define all(x) x.begin(),x.end()
#define tiii tuple<int,int,int>
#define mkt make_tuple
const int MAXN = 1e5+10 , MAXK = 210 ;
using namespace std ;
int n , k , mid , opt ;
int a[MAXN] ;
int myOpt[MAXK][MAXN] ;
ll val , cur ;
ll sufSum[MAXN] ;
ll dp[2][MAXN] ;
void calcDp(int l , int r , int optmin , int optmax, int am, int mod )
{
if( r < l ) return ;
val = 0;
mid = (l+r)>>1 ;
opt = mid+1 ;
lp(i,max(optmin-1,mid)+1,optmax+1)
{
cur = dp[!mod][i] + (sufSum[mid] - sufSum[i])*sufSum[i] ;
if( cur > val ) val = cur, opt = i ;
}
dp[mod][mid] = val ;
myOpt[am][mid] = opt ;
calcDp(l,mid-1, optmin, opt , am, mod ) ;
calcDp(mid+1, r, opt, optmax, am, mod ) ;
}
char c ;
void read(int &num )
{
num = 0 ;
c = getchar() ;
for(; (c>47 && c<58);c=getchar())
num = num*10 + c - 48 ;
}
int main()
{
read(n) , read(k) ;
lp(i,1,n+1)read(a[i]) ;
for(int i = n ; i > 0 ; i-- ) sufSum[i] = sufSum[i+1] + a[i] ;
lp(i,1,k+1) calcDp(1,n - i,1,n-i+1,i, i%2 ) ;
printf("%lld\n", dp[k%2][1] ) ;
int cur = 1 ;
for(int i = k ; i > 0 ; i-- )
{
cur= myOpt[i][cur] ;
printf("%d " , cur-1 ) ;
}
printf("\n") ;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 108 == 108 |
2 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 999 == 999 |
3 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 0 == 0 |
4 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1542524 == 1542524 |
5 |
Correct |
0 ms |
376 KB |
contestant found the optimal answer: 4500000000 == 4500000000 |
6 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1 == 1 |
7 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1 == 1 |
8 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1 == 1 |
9 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 100400096 == 100400096 |
10 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 900320000 == 900320000 |
11 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 3698080248 == 3698080248 |
12 |
Correct |
2 ms |
380 KB |
contestant found the optimal answer: 3200320000 == 3200320000 |
13 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 140072 == 140072 |
14 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 376041456 == 376041456 |
15 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 805 == 805 |
16 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 900189994 == 900189994 |
17 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 999919994 == 999919994 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1093956 == 1093956 |
2 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 302460000 == 302460000 |
3 |
Correct |
2 ms |
504 KB |
contestant found the optimal answer: 122453454361 == 122453454361 |
4 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 93663683509 == 93663683509 |
5 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1005304678 == 1005304678 |
6 |
Correct |
1 ms |
376 KB |
contestant found the optimal answer: 933702 == 933702 |
7 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 25082842857 == 25082842857 |
8 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 687136 == 687136 |
9 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 27295930079 == 27295930079 |
10 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 29000419931 == 29000419931 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 610590000 == 610590000 |
2 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 311760000 == 311760000 |
3 |
Correct |
4 ms |
1272 KB |
contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 |
Correct |
3 ms |
1016 KB |
contestant found the optimal answer: 1019625819 == 1019625819 |
6 |
Correct |
3 ms |
1144 KB |
contestant found the optimal answer: 107630884 == 107630884 |
7 |
Correct |
3 ms |
1276 KB |
contestant found the optimal answer: 475357671774 == 475357671774 |
8 |
Correct |
3 ms |
504 KB |
contestant found the optimal answer: 193556962 == 193556962 |
9 |
Correct |
2 ms |
504 KB |
contestant found the optimal answer: 482389919803 == 482389919803 |
10 |
Correct |
3 ms |
632 KB |
contestant found the optimal answer: 490686959791 == 490686959791 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
348 KB |
contestant found the optimal answer: 21503404 == 21503404 |
2 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 140412195 == 140412195 |
3 |
Correct |
11 ms |
2040 KB |
contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 |
Correct |
2 ms |
376 KB |
contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 |
Correct |
15 ms |
1912 KB |
contestant found the optimal answer: 679388326 == 679388326 |
6 |
Correct |
13 ms |
1784 KB |
contestant found the optimal answer: 4699030287 == 4699030287 |
7 |
Correct |
14 ms |
1912 KB |
contestant found the optimal answer: 12418819758185 == 12418819758185 |
8 |
Correct |
10 ms |
1912 KB |
contestant found the optimal answer: 31093317350 == 31093317350 |
9 |
Correct |
5 ms |
760 KB |
contestant found the optimal answer: 12194625429236 == 12194625429236 |
10 |
Correct |
7 ms |
1016 KB |
contestant found the optimal answer: 12345131038664 == 12345131038664 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
760 KB |
contestant found the optimal answer: 1818678304 == 1818678304 |
2 |
Correct |
5 ms |
760 KB |
contestant found the optimal answer: 1326260195 == 1326260195 |
3 |
Correct |
94 ms |
9208 KB |
contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
4 |
Correct |
4 ms |
760 KB |
contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
5 |
Correct |
103 ms |
5804 KB |
contestant found the optimal answer: 1085432199 == 1085432199 |
6 |
Correct |
98 ms |
6680 KB |
contestant found the optimal answer: 514790755404 == 514790755404 |
7 |
Correct |
99 ms |
7164 KB |
contestant found the optimal answer: 1256105310476641 == 1256105310476641 |
8 |
Correct |
70 ms |
5880 KB |
contestant found the optimal answer: 3099592898816 == 3099592898816 |
9 |
Correct |
92 ms |
6648 KB |
contestant found the optimal answer: 1241131419367412 == 1241131419367412 |
10 |
Correct |
117 ms |
8424 KB |
contestant found the optimal answer: 1243084101967798 == 1243084101967798 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
36 ms |
4216 KB |
contestant found the optimal answer: 19795776960 == 19795776960 |
2 |
Correct |
37 ms |
4312 KB |
contestant found the optimal answer: 19874432173 == 19874432173 |
3 |
Correct |
1014 ms |
81328 KB |
contestant found the optimal answer: 497313449256899208 == 497313449256899208 |
4 |
Correct |
29 ms |
4728 KB |
contestant found the optimal answer: 374850090734572421 == 374850090734572421 |
5 |
Correct |
1888 ms |
81480 KB |
contestant found the optimal answer: 36183271951 == 36183271951 |
6 |
Correct |
1105 ms |
58196 KB |
contestant found the optimal answer: 51629847150471 == 51629847150471 |
7 |
Correct |
1073 ms |
62408 KB |
contestant found the optimal answer: 124074747024496432 == 124074747024496432 |
8 |
Correct |
773 ms |
51320 KB |
contestant found the optimal answer: 309959349080800 == 309959349080800 |
9 |
Correct |
951 ms |
58304 KB |
contestant found the optimal answer: 124113525649823701 == 124113525649823701 |
10 |
Correct |
1225 ms |
74056 KB |
contestant found the optimal answer: 124309619349406845 == 124309619349406845 |