#include <iostream>
using namespace std;
const int inf = 1e9, N = 1 << 22;
int n; int mx[N], mn[N];
void change(int v, int d, int u) {
mn[v] = max(u, min(d, mn[v]));
mx[v] = min(d, max(u, mx[v]));
}
void push(int v) {
change(v << 1|0, mn[v], mx[v]);
change(v << 1|1, mn[v], mx[v]);
mx[v] = 0; mn[v] = inf;
}
int d, u, lo, hi;
void update(int v = 1, int l = 0, int r = n) {
if (hi <= l || r <= lo) return;
if (lo <= l && r <= hi) return change(v, d, u);
push(v); int m = (l + r) / 2;
update(v << 1|0, l, m);
update(v << 1|1, m, r);
}
void final(int ans[], int v = 1, int l = 0, int r = n) {
if (r - l == 1) return void(ans[l] = min(mx[v], mn[v]));
push(v); int m = (l + r) / 2;
final(ans, v << 1|0, l, m);
final(ans, v << 1|1, m, r);
}
void buildWall(int n, int q, int op[], int l[], int r[], int h[], int ans[]) {
::n = n;
for (int i = 0; i < N; ++i) mn[i] = inf;
for (int i = 0; i < q; ++i) {
lo = l[i];
hi = r[i] + 1;
if (op[i] == 1)
d = h[i], u = 0;
else
d = inf, u = h[i];
update();
}
final(ans);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
15 ms |
16768 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
15 ms |
16768 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
14 ms |
16768 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
15 ms |
16768 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |