#include <bits/stdc++.h>
#define nl '\n'
const int mxN = 1e4 + 5, mxK = 205;
int A[mxN];
int64_t pref[mxN];
int way[mxN][mxK];
int N, K;
signed main() {
std::ios::sync_with_stdio(false);
std::cin.tie(nullptr);
std::cin >> N >> K;
for (int i = 1; i <= N; i++) {
std::cin >> A[i];
pref[i] = pref[i - 1] + A[i];
}
std::vector<int64_t> dp(N + 1, -1e18);
std::vector<int64_t> ndp(N + 1, -1e18);
dp[0] = 0;
for (int j = 1; j <= K + 1; j++) {
ndp[0] = -1e18;
for (int i = 1; i <= N; i++) {
ndp[i] = -1e18;
for (int k = i - 1; k >= 0; k--) {
auto cand = dp[k] + (pref[i] - pref[k]) * pref[k];
if (ndp[i] < cand) {
ndp[i] = cand;
way[i][j] = k;
}
}
}
std::swap(dp, ndp);
}
std::cout << dp[N] << nl;
std::vector<int> ans;
int x = N;
int y = K + 1;
while (x > 0 && y > 1) {
ans.push_back(way[x][y]);
x = way[x][y];
y--;
}
for (int i : ans) std::cout << i << " ";
std::cout << nl;
}
/*
7 3
4 1 3 4 0 2 3
*/
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 108 == 108 |
2 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 999 == 999 |
3 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 0 == 0 |
4 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 1542524 == 1542524 |
5 |
Correct |
1 ms |
348 KB |
contestant found the optimal answer: 4500000000 == 4500000000 |
6 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 1 == 1 |
7 |
Correct |
1 ms |
344 KB |
contestant found the optimal answer: 1 == 1 |
8 |
Correct |
1 ms |
344 KB |
contestant found the optimal answer: 1 == 1 |
9 |
Correct |
1 ms |
504 KB |
contestant found the optimal answer: 100400096 == 100400096 |
10 |
Correct |
0 ms |
344 KB |
contestant found the optimal answer: 900320000 == 900320000 |
11 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 3698080248 == 3698080248 |
12 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 3200320000 == 3200320000 |
13 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 140072 == 140072 |
14 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 376041456 == 376041456 |
15 |
Correct |
0 ms |
344 KB |
contestant found the optimal answer: 805 == 805 |
16 |
Correct |
1 ms |
348 KB |
contestant found the optimal answer: 900189994 == 900189994 |
17 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 999919994 == 999919994 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
348 KB |
contestant found the optimal answer: 1093956 == 1093956 |
2 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 302460000 == 302460000 |
3 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 122453454361 == 122453454361 |
4 |
Correct |
1 ms |
348 KB |
contestant found the optimal answer: 93663683509 == 93663683509 |
5 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 1005304678 == 1005304678 |
6 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 933702 == 933702 |
7 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 25082842857 == 25082842857 |
8 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 687136 == 687136 |
9 |
Correct |
0 ms |
348 KB |
contestant found the optimal answer: 27295930079 == 27295930079 |
10 |
Correct |
0 ms |
344 KB |
contestant found the optimal answer: 29000419931 == 29000419931 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
600 KB |
contestant found the optimal answer: 610590000 == 610590000 |
2 |
Correct |
1 ms |
604 KB |
contestant found the optimal answer: 311760000 == 311760000 |
3 |
Correct |
4 ms |
604 KB |
contestant found the optimal answer: 1989216017013 == 1989216017013 |
4 |
Correct |
0 ms |
604 KB |
contestant found the optimal answer: 1499437552673 == 1499437552673 |
5 |
Correct |
3 ms |
604 KB |
contestant found the optimal answer: 1019625819 == 1019625819 |
6 |
Correct |
4 ms |
604 KB |
contestant found the optimal answer: 107630884 == 107630884 |
7 |
Correct |
4 ms |
604 KB |
contestant found the optimal answer: 475357671774 == 475357671774 |
8 |
Correct |
1 ms |
604 KB |
contestant found the optimal answer: 193556962 == 193556962 |
9 |
Correct |
1 ms |
604 KB |
contestant found the optimal answer: 482389919803 == 482389919803 |
10 |
Correct |
2 ms |
604 KB |
contestant found the optimal answer: 490686959791 == 490686959791 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
2808 KB |
contestant found the optimal answer: 21503404 == 21503404 |
2 |
Correct |
3 ms |
2652 KB |
contestant found the optimal answer: 140412195 == 140412195 |
3 |
Correct |
74 ms |
2848 KB |
contestant found the optimal answer: 49729674225461 == 49729674225461 |
4 |
Correct |
2 ms |
2652 KB |
contestant found the optimal answer: 37485571387523 == 37485571387523 |
5 |
Correct |
78 ms |
2704 KB |
contestant found the optimal answer: 679388326 == 679388326 |
6 |
Correct |
70 ms |
2648 KB |
contestant found the optimal answer: 4699030287 == 4699030287 |
7 |
Correct |
78 ms |
2708 KB |
contestant found the optimal answer: 12418819758185 == 12418819758185 |
8 |
Correct |
75 ms |
2704 KB |
contestant found the optimal answer: 31093317350 == 31093317350 |
9 |
Correct |
17 ms |
2720 KB |
contestant found the optimal answer: 12194625429236 == 12194625429236 |
10 |
Correct |
32 ms |
2648 KB |
contestant found the optimal answer: 12345131038664 == 12345131038664 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
228 ms |
8728 KB |
contestant found the optimal answer: 1818678304 == 1818678304 |
2 |
Correct |
192 ms |
8484 KB |
contestant found the optimal answer: 1326260195 == 1326260195 |
3 |
Execution timed out |
2058 ms |
8532 KB |
Time limit exceeded |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
2 ms |
760 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |