| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 1089661 |
2024-09-16T20:51:29 Z |
xnqs |
K blocks (IZhO14_blocks) |
C++17 |
|
927 ms |
46160 KB |
#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")
#include <iostream>
#include <fstream>
#include <vector>
#include <queue>
#include <utility>
#include <algorithm>
#include <cstdint>
const int BULAN = 8;
int x, p;
int arr[100005];
int sp_tb[17][100005];
uint32_t dp[105][100005];
void build_sparse_table() {
for (int l = 1; l < 17; l++) {
for (int i = 1; i+(1<<l)-1 <= x; i++) {
sp_tb[l][i] = std::max(sp_tb[l-1][i], sp_tb[l-1][i+(1<<(l-1))]);
}
}
}
inline int max_query(int l, int r) {
int lvl = 31-__builtin_clz(r-l+1);
return std::max(sp_tb[lvl][l], sp_tb[lvl][r-(1<<lvl)+1]);
}
void calculate_dp() {
if (1LL*x*x*p<=10'000'000) {
dp[1][0] = 0x3f3f3f3f;
for (int i = 1; i <= x; i++) {
dp[1][i] = max_query(1,i);
}
for (int k = 2; k <= p; k++) {
for (int i = 0; i < k; i++) {
dp[k][i] = 0x3f3f3f3f;
}
for (int i = k; i <= x; i++) {
dp[k][i] = 0x3f3f3f3f;
for (int j = k; j <= i; j++) {
dp[k][i] = std::min(dp[k][i], dp[k-1][j-1] + max_query(j,i));
}
}
}
return;
}
dp[1][0] = 0x3f3f3f3f;
for (int i = 1; i <= x; i++) {
dp[1][i] = max_query(1,i);
}
for (int k = 2; k <= p; k++) {
std::priority_queue<std::pair<uint32_t,int>> pq;
for (int i = 0; i < BULAN; i++) {
pq.emplace(0x3f3f3f3f,0);
}
for (int i = 0; i < k; i++) {
dp[k][i] = 0x3f3f3f3f;
pq.emplace(dp[k-1][i],i+1);
pq.pop();
}
for (int i = k; i <= x; i++) {
dp[k][i] = 0x3f3f3f3f;
auto tmp = pq;
while (!tmp.empty()) {
auto [opt_dp, idx] = tmp.top();
tmp.pop();
dp[k][i] = std::min(dp[k][i], opt_dp + max_query(idx,i));
}
pq.emplace(dp[k-1][i],i+1);
pq.pop();
}
}
}
int main() {
std::ios_base::sync_with_stdio(false);
std::cin.tie(NULL);
std::cout.tie(NULL);
std::cin >> x >> p;
for (int i = 1; i <= x; i++) {
std::cin >> arr[i];
sp_tb[0][i] = arr[i];
}
build_sparse_table();
calculate_dp();
std::cout << dp[p][x] << "\n";
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
1 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
1 ms |
344 KB |
Output is correct |
| 10 |
Correct |
0 ms |
344 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
1 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
0 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
1 ms |
344 KB |
Output is correct |
| 28 |
Correct |
0 ms |
344 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
1 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
0 ms |
348 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
348 KB |
Output is correct |
| 35 |
Correct |
0 ms |
348 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
0 ms |
348 KB |
Output is correct |
| 38 |
Correct |
0 ms |
344 KB |
Output is correct |
| 39 |
Correct |
1 ms |
600 KB |
Output is correct |
| 40 |
Correct |
0 ms |
348 KB |
Output is correct |
| 41 |
Correct |
0 ms |
344 KB |
Output is correct |
| 42 |
Correct |
0 ms |
348 KB |
Output is correct |
| 43 |
Correct |
0 ms |
348 KB |
Output is correct |
| 44 |
Correct |
0 ms |
348 KB |
Output is correct |
| 45 |
Correct |
0 ms |
348 KB |
Output is correct |
| 46 |
Correct |
0 ms |
348 KB |
Output is correct |
| 47 |
Correct |
0 ms |
348 KB |
Output is correct |
| 48 |
Correct |
0 ms |
348 KB |
Output is correct |
| 49 |
Correct |
0 ms |
348 KB |
Output is correct |
| 50 |
Correct |
1 ms |
348 KB |
Output is correct |
| 51 |
Correct |
1 ms |
604 KB |
Output is correct |
| 52 |
Correct |
1 ms |
604 KB |
Output is correct |
| 53 |
Correct |
1 ms |
860 KB |
Output is correct |
| 54 |
Correct |
1 ms |
860 KB |
Output is correct |
| 55 |
Correct |
1 ms |
604 KB |
Output is correct |
| 56 |
Correct |
1 ms |
860 KB |
Output is correct |
| 57 |
Correct |
1 ms |
860 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
1 ms |
348 KB |
Output is correct |
| 17 |
Correct |
0 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
348 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
0 ms |
348 KB |
Output is correct |
| 25 |
Correct |
0 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
1 ms |
344 KB |
Output is correct |
| 28 |
Correct |
0 ms |
344 KB |
Output is correct |
| 29 |
Correct |
0 ms |
348 KB |
Output is correct |
| 30 |
Correct |
1 ms |
348 KB |
Output is correct |
| 31 |
Correct |
0 ms |
348 KB |
Output is correct |
| 32 |
Correct |
0 ms |
348 KB |
Output is correct |
| 33 |
Correct |
0 ms |
348 KB |
Output is correct |
| 34 |
Correct |
0 ms |
348 KB |
Output is correct |
| 35 |
Correct |
0 ms |
348 KB |
Output is correct |
| 36 |
Correct |
0 ms |
348 KB |
Output is correct |
| 37 |
Correct |
0 ms |
348 KB |
Output is correct |
| 38 |
Correct |
0 ms |
344 KB |
Output is correct |
| 39 |
Correct |
1 ms |
600 KB |
Output is correct |
| 40 |
Correct |
0 ms |
348 KB |
Output is correct |
| 41 |
Correct |
0 ms |
344 KB |
Output is correct |
| 42 |
Correct |
0 ms |
348 KB |
Output is correct |
| 43 |
Correct |
0 ms |
348 KB |
Output is correct |
| 44 |
Correct |
0 ms |
348 KB |
Output is correct |
| 45 |
Correct |
0 ms |
348 KB |
Output is correct |
| 46 |
Correct |
0 ms |
348 KB |
Output is correct |
| 47 |
Correct |
0 ms |
348 KB |
Output is correct |
| 48 |
Correct |
0 ms |
348 KB |
Output is correct |
| 49 |
Correct |
0 ms |
348 KB |
Output is correct |
| 50 |
Correct |
1 ms |
348 KB |
Output is correct |
| 51 |
Correct |
1 ms |
604 KB |
Output is correct |
| 52 |
Correct |
1 ms |
604 KB |
Output is correct |
| 53 |
Correct |
1 ms |
860 KB |
Output is correct |
| 54 |
Correct |
1 ms |
860 KB |
Output is correct |
| 55 |
Correct |
1 ms |
604 KB |
Output is correct |
| 56 |
Correct |
1 ms |
860 KB |
Output is correct |
| 57 |
Correct |
1 ms |
860 KB |
Output is correct |
| 58 |
Correct |
23 ms |
2136 KB |
Output is correct |
| 59 |
Correct |
4 ms |
3416 KB |
Output is correct |
| 60 |
Correct |
29 ms |
4392 KB |
Output is correct |
| 61 |
Correct |
356 ms |
16728 KB |
Output is correct |
| 62 |
Correct |
927 ms |
46160 KB |
Output is correct |
| 63 |
Correct |
27 ms |
8028 KB |
Output is correct |
| 64 |
Correct |
427 ms |
24404 KB |
Output is correct |
| 65 |
Correct |
1 ms |
600 KB |
Output is correct |
| 66 |
Correct |
1 ms |
604 KB |
Output is correct |
| 67 |
Correct |
1 ms |
600 KB |
Output is correct |
| 68 |
Correct |
1 ms |
604 KB |
Output is correct |
| 69 |
Correct |
0 ms |
348 KB |
Output is correct |
| 70 |
Correct |
12 ms |
604 KB |
Output is correct |
| 71 |
Incorrect |
98 ms |
5300 KB |
Output isn't correct |
| 72 |
Halted |
0 ms |
0 KB |
- |
