#include<stdio.h>
int n,m;
int a[100100];
long long int b[100100];
long long int dp[100100];
long long int ndp[100100];
int cutp[210][100100];
int deq[100100];
int cut[210];
int qs,qe;
int main(){
int i,j,k;
scanf("%d%d",&n,&m);
for(i=0;i<n;i++){
scanf("%d",&a[i]);
b[i+1]=b[i]+a[i];
}
for(i=0;i<=n;i++){
dp[i]=b[i]*b[i];
}
for(i=0;i<m;i++){
ndp[0]=0;
deq[0]=0;
qs=0;
qe=1;
for(j=1;j<=n;j++){
while(qs+1<qe&&dp[deq[qs]]+(b[j]-b[deq[qs]])*(b[j]-b[deq[qs]])>=dp[deq[qs+1]]+(b[j]-b[deq[qs+1]])*(b[j]-b[deq[qs+1]]))qs++;
ndp[j]=dp[deq[qs]]+(b[j]-b[deq[qs]])*(b[j]-b[deq[qs]]);
cutp[i+1][j]=deq[qs];
while(qs+1<qe&&((long double)b[j]-b[deq[qe-1]])*(dp[deq[qe-1]]+b[deq[qe-1]]*b[deq[qe-1]]-dp[deq[qe-2]]-b[deq[qe-2]]*b[deq[qe-2]])>=((long double)b[deq[qe-1]]-b[deq[qe-2]])*(dp[j]+b[j]*b[j]-dp[deq[qe-1]]-b[deq[qe-1]]*b[deq[qe-1]]))qe--;
deq[qe]=j;
qe++;
}
for(j=0;j<=n;j++){
dp[j]=ndp[j];
}
}
printf("%lld\n",(b[n]*b[n]-dp[n])/2);
j=n;
for(i=m-1;i>=0;i--){
j=cutp[i+1][j];
cut[i]=j;
}
for(i=0;i<m;i++){
printf("%d ",cut[i]);
}
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 108 == 108 |
| 2 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 999 == 999 |
| 3 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 0 == 0 |
| 4 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1542524 == 1542524 |
| 5 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 4500000000 == 4500000000 |
| 6 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1 == 1 |
| 7 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1 == 1 |
| 8 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1 == 1 |
| 9 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 100400096 == 100400096 |
| 10 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 900320000 == 900320000 |
| 11 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 3698080248 == 3698080248 |
| 12 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 3200320000 == 3200320000 |
| 13 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 140072 == 140072 |
| 14 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 376041456 == 376041456 |
| 15 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 805 == 805 |
| 16 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 900189994 == 900189994 |
| 17 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 999919994 == 999919994 |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1093956 == 1093956 |
| 2 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 302460000 == 302460000 |
| 3 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 122453454361 == 122453454361 |
| 4 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 93663683509 == 93663683509 |
| 5 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1005304678 == 1005304678 |
| 6 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 933702 == 933702 |
| 7 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 25082842857 == 25082842857 |
| 8 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 687136 == 687136 |
| 9 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 27295930079 == 27295930079 |
| 10 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 29000419931 == 29000419931 |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 610590000 == 610590000 |
| 2 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 311760000 == 311760000 |
| 3 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1989216017013 == 1989216017013 |
| 4 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1499437552673 == 1499437552673 |
| 5 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1019625819 == 1019625819 |
| 6 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 107630884 == 107630884 |
| 7 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 475357671774 == 475357671774 |
| 8 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 193556962 == 193556962 |
| 9 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 482389919803 == 482389919803 |
| 10 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 490686959791 == 490686959791 |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 21503404 == 21503404 |
| 2 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 140412195 == 140412195 |
| 3 |
Correct |
4 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 49729674225461 == 49729674225461 |
| 4 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 37485571387523 == 37485571387523 |
| 5 |
Correct |
4 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 679388326 == 679388326 |
| 6 |
Correct |
4 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 4699030287 == 4699030287 |
| 7 |
Correct |
4 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 12418819758185 == 12418819758185 |
| 8 |
Correct |
4 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 31093317350 == 31093317350 |
| 9 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 12194625429236 == 12194625429236 |
| 10 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 12345131038664 == 12345131038664 |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1818678304 == 1818678304 |
| 2 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1326260195 == 1326260195 |
| 3 |
Correct |
36 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
| 4 |
Correct |
0 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
| 5 |
Correct |
36 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1085432199 == 1085432199 |
| 6 |
Correct |
36 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 514790755404 == 514790755404 |
| 7 |
Correct |
40 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1256105310476641 == 1256105310476641 |
| 8 |
Correct |
20 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 3099592898816 == 3099592898816 |
| 9 |
Correct |
32 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1241131419367412 == 1241131419367412 |
| 10 |
Correct |
44 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 1243084101967798 == 1243084101967798 |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
20 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 19795776960 == 19795776960 |
| 2 |
Correct |
12 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 19874432173 == 19874432173 |
| 3 |
Correct |
380 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 497313449256899208 == 497313449256899208 |
| 4 |
Correct |
20 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 374850090734572421 == 374850090734572421 |
| 5 |
Correct |
620 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 36183271951 == 36183271951 |
| 6 |
Correct |
408 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 51629847150471 == 51629847150471 |
| 7 |
Correct |
416 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 124074747024496432 == 124074747024496432 |
| 8 |
Correct |
292 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 309959349080800 == 309959349080800 |
| 9 |
Correct |
336 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 124113525649823701 == 124113525649823701 |
| 10 |
Correct |
384 ms |
86328 KB |
Output is correct - contestant found the optimal answer: 124309619349406845 == 124309619349406845 |
