#include "walk.h"
#include <bits/stdc++.h>
//#include "grader.cpp"
using namespace std;
#define pb push_back
#define mp make_pair
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vl;
pii tree[4 * 100100];
void update(int node, int l, int r, int pos, int val){
if(l == r) tree[node] = mp(val - pos + 1, pos);
else{
int mid = (l + r) / 2;
if(pos <= mid) update(node*2, l, mid, pos, val);
else update(node*2+1, mid+1, r, pos, val);
tree[node] = min(tree[node*2], tree[node*2+1]);
}
}
pii query(int node, int l, int r, int L, int R){
if(r < L || l > R) return mp(1e9, 1e9);
if(L <= l && r <= R) return tree[node];
int mid = (l + r) / 2;
return min(query(node*2, l, mid, L, R), query(node*2+1, mid+1, r, L, R));
}
long long min_distance(std::vector<int> x, std::vector<int> h, std::vector<int> l, std::vector<int> r, std::vector<int> y, int s, int g) {
int n = (int)x.size();
for(int i = 0; i < n; i++) update(1, 0, n-1, i, 1e9);
update(1, 0, n-1, 0, 0);
int best_left[n];
for(int i = 0; i < n; i++) best_left[i] = i;
for(int i = 0; i < (int)r.size(); i++){
best_left[r[i]] = min(best_left[r[i]], l[i]);
}
ll dp[n];
memset(dp, 1e9, sizeof dp);
dp[0] = 0;
for(int i = 1; i < n; i++){
auto prasaj = query(1, 0, n-1, best_left[i], i);
dp[i] = prasaj.first + i;
update(1, 0, n-1, i, dp[i]);
}
return dp[n-1] + h[0] + h[n-1];
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
308 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
13 ms |
2620 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
13 ms |
2620 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |