#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 100005, K = 205;
ll dp[K][N], sum[N], val[N], m[N], q[N], tot = 0;
int nxt[K][N];
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n, k;
cin >> n >> k;
for(int i = 0; i < n; i++){
cin >> val[i];
tot += val[i];
sum[i] += val[i];
sum[i + 1] += sum[i];
}
for(int i = 0; i < n; i++)
m[i] = tot - (i == 0 ? 0 : sum[i - 1]);
for(int i = 1; i <= k; i++){
int idx = n - 1;
q[n - 1] = dp[i - 1][n - 1] - m[n - 1] * (tot - sum[n - 2]);
for(int j = n - 2; j >= 0; j--){
ll curr = m[j];
while(idx - 1 > j && m[idx - 1] * curr + q[idx - 1] >= m[idx] * curr + q[idx]) idx--;
nxt[i][j] = idx;
dp[i][j] = m[idx] * curr + q[idx];
q[j] = dp[i - 1][j] - m[j] * m[j];
}
}
cout << dp[k][0] << endl;
int curr = nxt[k][0];
for(int i = k - 1; i >= 0; i--){
cout << curr << " ";
curr = nxt[i][curr];
}
cout << endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 108 == 108 |
2 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 999 == 999 |
3 |
Correct |
4 ms |
384 KB |
contestant found the optimal answer: 0 == 0 |
4 |
Correct |
2 ms |
512 KB |
contestant found the optimal answer: 1542524 == 1542524 |
5 |
Correct |
2 ms |
512 KB |
contestant found the optimal answer: 4500000000 == 4500000000 |
6 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 1 == 1 |
7 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 1 == 1 |
8 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 1 == 1 |
9 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 100400096 == 100400096 |
10 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 900320000 == 900320000 |
11 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 3698080248 == 3698080248 |
12 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 3200320000 == 3200320000 |
13 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 140072 == 140072 |
14 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 376041456 == 376041456 |
15 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 805 == 805 |
16 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 900189994 == 900189994 |
17 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 999919994 == 999919994 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 1093956 == 1093956 |
2 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 302460000 == 302460000 |
3 |
Correct |
2 ms |
896 KB |
contestant found the optimal answer: 122453454361 == 122453454361 |
4 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 93663683509 == 93663683509 |
5 |
Correct |
2 ms |
512 KB |
contestant found the optimal answer: 1005304678 == 1005304678 |
6 |
Correct |
2 ms |
512 KB |
contestant found the optimal answer: 933702 == 933702 |
7 |
Incorrect |
2 ms |
640 KB |
contestant didn't find the optimal answer: 25082538217 < 25082842857 |
8 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
384 KB |
contestant found the optimal answer: 610590000 == 610590000 |
2 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 311760000 == 311760000 |
3 |
Correct |
5 ms |
2816 KB |
contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 |
Correct |
2 ms |
384 KB |
contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 |
Correct |
3 ms |
2176 KB |
contestant found the optimal answer: 1019625819 == 1019625819 |
6 |
Correct |
4 ms |
2688 KB |
contestant found the optimal answer: 107630884 == 107630884 |
7 |
Correct |
6 ms |
2944 KB |
contestant found the optimal answer: 475357671774 == 475357671774 |
8 |
Correct |
4 ms |
896 KB |
contestant found the optimal answer: 193556962 == 193556962 |
9 |
Correct |
4 ms |
640 KB |
contestant found the optimal answer: 482389919803 == 482389919803 |
10 |
Correct |
2 ms |
1024 KB |
contestant found the optimal answer: 490686959791 == 490686959791 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
512 KB |
contestant found the optimal answer: 21503404 == 21503404 |
2 |
Correct |
0 ms |
512 KB |
contestant found the optimal answer: 140412195 == 140412195 |
3 |
Correct |
6 ms |
4736 KB |
contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 |
Correct |
2 ms |
428 KB |
contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 |
Correct |
7 ms |
4864 KB |
contestant found the optimal answer: 679388326 == 679388326 |
6 |
Incorrect |
6 ms |
4096 KB |
contestant didn't find the optimal answer: 4698997296 < 4699030287 |
7 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
1024 KB |
contestant found the optimal answer: 1818678304 == 1818678304 |
2 |
Correct |
3 ms |
1024 KB |
contestant found the optimal answer: 1326260195 == 1326260195 |
3 |
Correct |
32 ms |
26204 KB |
contestant found the optimal answer: 4973126687469639 == 4973126687469639 |
4 |
Correct |
4 ms |
1024 KB |
contestant found the optimal answer: 3748491676694116 == 3748491676694116 |
5 |
Correct |
28 ms |
15996 KB |
contestant found the optimal answer: 1085432199 == 1085432199 |
6 |
Incorrect |
27 ms |
18552 KB |
contestant didn't find the optimal answer: 514785624128 < 514790755404 |
7 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
15 ms |
7040 KB |
contestant found the optimal answer: 19795776960 == 19795776960 |
2 |
Correct |
16 ms |
7040 KB |
contestant found the optimal answer: 19874432173 == 19874432173 |
3 |
Runtime error |
152 ms |
131072 KB |
Execution killed with signal 9 (could be triggered by violating memory limits) |
4 |
Halted |
0 ms |
0 KB |
- |