#include "wall.h"
#include "bits/stdc++.h"
using namespace std;
#define lx (nd * 2)
#define rx (nd * 2 + 1)
const int N = 2000006;
struct node {
int mn = 0, mx = 0;
};
node seg[N << 2];
int arr[N];
void push (int nd) {
for (int i = lx; i < lx + 2; ++i) {
seg[i].mn = min(seg[i].mn, seg[nd].mn);
seg[i].mn = max(seg[i].mn, seg[nd].mx);
seg[i].mx = min(seg[i].mx, seg[nd].mn);
seg[i].mx = max(seg[i].mx, seg[nd].mx);
}
}
void upd (int nd, int l, int r, int s, int e, int v, int op) {
if (l > e || r < s) {
return;
}
if (l >= s && r <= e) {
if (op == 1) {
seg[nd].mx = max(seg[nd].mx, v);
seg[nd].mn = max(seg[nd].mn, v);
} else {
seg[nd].mx = min(seg[nd].mx, v);
seg[nd].mn = min(seg[nd].mn, v);
}
return;
}
push(nd);
seg[nd].mn = N;
seg[nd].mx = 0;
int mid = (l + r) >> 1;
upd(lx, l, mid, s, e, v, op);
upd(rx, mid + 1, r, s, e, v, op);
}
inline void dive (int nd, int l, int r) {
if (l == r) {
arr[l] = seg[nd].mn;
assert(seg[nd].mn == seg[nd].mx);
return;
}
push(nd);
int mid = (l + r) >> 1;
dive(lx, l, mid);
dive(rx, mid + 1, r);
}
void buildWall(int n, int k, int op[], int left[], int right[], int height[], int finalHeight[]){
for (int i = 0; i < k; ++i) {
upd(1, 0, n - 1, left[i], right[i], height[i], op[i]);
}
for (int i = 0; i < n; ++i) {
finalHeight[i] = arr[i];
}
dive(1, 0, 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 |
0 ms |
212 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
212 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 |
- |