Submission #933210

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
933210	2024-02-25 09:16:45	zhaohaikun	Curtains (NOI23_curtains)	C++17	100 / 100	608 ms	74580 KiB

curtains

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#include <bits/stdc++.h>
#define mid ((l + r) >> 1)
#define ls num << 1
#define rs ls | 1
#define li ls, l, mid
#define ri rs, mid + 1, r
#define SZ(x) (int) x.size() - 1
#define all(x) x.begin(), x.end()
#define ms(x, y) memset(x, y, sizeof x)
#define F(i, x, y) for (int i = (x); i <= (y); i++)
#define DF(i, x, y) for (int i = (x); i >= (y); i--)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
template <typename T> void chkmax(T& x, T y) { x = max(x, y); }
template <typename T> void chkmin(T& x, T y) { x = min(x, y); }
template <typename T> void read(T &x) {
  x = 0; int f = 1; char c = getchar();
  for (; !isdigit(c); c = getchar()) if (c == '-') f = -f;
  for (; isdigit(c); c = getchar()) x = x * 10 + c - '0';
  x *= f;
}
const int N = 5e5 + 10;
int n, m, q;
vector <int> v[N];
int info[N << 2], tag[N << 2];
void down(int num, int x) {
  chkmax(tag[num], x);
  chkmax(info[num], x);
}
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 6 / 6
• Subtask 3: 15 / 15
• Subtask 4: 20 / 20
• Subtask 5: 36 / 36
• Subtask 6: 20 / 20