#include <bits/stdc++.h>
#pragma GCC optimize ("Ofast")
#pragma GCC target ("avx2")
/// #pragma GCC optimize("unroll-loops")
using namespace std;
using ll = long long;
using ld = long double;
#define ff first
#define ss second
#define pb push_back
#define all(x) (x).begin(), (x).end()
#define lb lower_bound
const int MOD = 998244353;
const int nx[4] = {-1, 0, 1, 0}, ny[4] = {0, 1, 0, -1};
const int MX = 1000005;
int ST[4000005], lazy[4000005], B[1000005];
void prop(int v, int l, int r) {
if(l == r || lazy[v] == 0)
return;
lazy[v * 2] += lazy[v];
lazy[v * 2 + 1] += lazy[v];
ST[v * 2] += lazy[v];
ST[v * 2 + 1] += lazy[v];
lazy[v] = 0;
}
void update(int v, int l, int r, int lo, int hi, int val) {
if(l > hi || r < lo) return;
if(l >= lo && r <= hi) {
ST[v] += val; lazy[v] += val;
return;
}
prop(v, l, r);
update(v * 2, l, (l + r) / 2, lo, hi, val);
update(v * 2 + 1, (l + r) / 2 + 1, r, lo, hi, val);
ST[v] = max(ST[v * 2], ST[v * 2 + 1]);
}
void build(int v, int l, int r) {
if(l == r) {
ST[v] = B[l];
return;
}
build(v * 2, l, (l + r) / 2);
build(v * 2 + 1, (l + r) / 2 + 1, r);
ST[v] = max(ST[v * 2], ST[v * 2 + 1]);
}
vector<int> countScans(vector<int> A, vector<int> X, vector<int> V) {
set<pair<int, int>> S; map<pair<int, int>, int> M;
int N = A.size(), Q = X.size();
for(int l = 0; l < N; l++) S.insert({A[l], l});
for(int l = 0; l < Q; l++) S.insert({V[l], X[l]});
int cur = 0;
for(auto u : S) M[u] = cur++;
for(int l = 0; l < N; l++) A[l] = M[{A[l], l}];
for(int l = 0; l < N; l++) B[A[l]] = l;
for(int l = 0; l < Q; l++) V[l] = M[{V[l], X[l]}];
build(1, 0, MX - 1);
for(int l = 0; l < N; l++)
update(1, 0, MX - 1, A[l] + 1, MX - 1, -1);
vector<int> res(Q);
for(int l = 0; l < Q; l++) {
int i = X[l];
int u = V[l], v = A[i];
update(1, 0, MX - 1, v + 1, MX - 1, 1);
update(1, 0, MX - 1, v, v, -i);
update(1, 0, MX - 1, u + 1, MX - 1, -1);
update(1, 0, MX - 1, u, u, i);
res[l] = ST[1];
A[i] = u;
}
return res;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
8660 KB |
Output is correct |
2 |
Correct |
12 ms |
8776 KB |
Output is correct |
3 |
Correct |
14 ms |
9172 KB |
Output is correct |
4 |
Correct |
14 ms |
9136 KB |
Output is correct |
5 |
Correct |
17 ms |
9172 KB |
Output is correct |
6 |
Correct |
13 ms |
9172 KB |
Output is correct |
7 |
Correct |
37 ms |
9168 KB |
Output is correct |
8 |
Correct |
48 ms |
9100 KB |
Output is correct |
9 |
Correct |
41 ms |
9080 KB |
Output is correct |
10 |
Correct |
14 ms |
9044 KB |
Output is correct |
11 |
Correct |
15 ms |
9108 KB |
Output is correct |
12 |
Correct |
25 ms |
9120 KB |
Output is correct |
13 |
Correct |
17 ms |
9044 KB |
Output is correct |
14 |
Correct |
18 ms |
8980 KB |
Output is correct |
15 |
Correct |
13 ms |
9044 KB |
Output is correct |
16 |
Correct |
19 ms |
9052 KB |
Output is correct |
17 |
Correct |
14 ms |
9032 KB |
Output is correct |
18 |
Correct |
14 ms |
9052 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
8660 KB |
Output is correct |
2 |
Correct |
12 ms |
8776 KB |
Output is correct |
3 |
Correct |
14 ms |
9172 KB |
Output is correct |
4 |
Correct |
14 ms |
9136 KB |
Output is correct |
5 |
Correct |
17 ms |
9172 KB |
Output is correct |
6 |
Correct |
13 ms |
9172 KB |
Output is correct |
7 |
Correct |
37 ms |
9168 KB |
Output is correct |
8 |
Correct |
48 ms |
9100 KB |
Output is correct |
9 |
Correct |
41 ms |
9080 KB |
Output is correct |
10 |
Correct |
14 ms |
9044 KB |
Output is correct |
11 |
Correct |
15 ms |
9108 KB |
Output is correct |
12 |
Correct |
25 ms |
9120 KB |
Output is correct |
13 |
Correct |
17 ms |
9044 KB |
Output is correct |
14 |
Correct |
18 ms |
8980 KB |
Output is correct |
15 |
Correct |
13 ms |
9044 KB |
Output is correct |
16 |
Correct |
19 ms |
9052 KB |
Output is correct |
17 |
Correct |
14 ms |
9032 KB |
Output is correct |
18 |
Correct |
14 ms |
9052 KB |
Output is correct |
19 |
Correct |
33 ms |
10580 KB |
Output is correct |
20 |
Correct |
30 ms |
10864 KB |
Output is correct |
21 |
Correct |
30 ms |
10836 KB |
Output is correct |
22 |
Correct |
32 ms |
10836 KB |
Output is correct |
23 |
Correct |
40 ms |
10580 KB |
Output is correct |
24 |
Correct |
38 ms |
10632 KB |
Output is correct |
25 |
Correct |
28 ms |
10576 KB |
Output is correct |
26 |
Correct |
28 ms |
10492 KB |
Output is correct |
27 |
Correct |
29 ms |
10412 KB |
Output is correct |
28 |
Correct |
27 ms |
10452 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
48 ms |
12492 KB |
Output is correct |
2 |
Correct |
120 ms |
17364 KB |
Output is correct |
3 |
Correct |
182 ms |
22312 KB |
Output is correct |
4 |
Correct |
185 ms |
22340 KB |
Output is correct |
5 |
Correct |
230 ms |
22208 KB |
Output is correct |
6 |
Correct |
168 ms |
21976 KB |
Output is correct |
7 |
Correct |
166 ms |
22020 KB |
Output is correct |
8 |
Correct |
209 ms |
22092 KB |
Output is correct |
9 |
Correct |
166 ms |
22068 KB |
Output is correct |
10 |
Correct |
126 ms |
16812 KB |
Output is correct |
11 |
Correct |
142 ms |
16684 KB |
Output is correct |
12 |
Correct |
138 ms |
16788 KB |
Output is correct |
13 |
Correct |
124 ms |
16756 KB |
Output is correct |
14 |
Correct |
123 ms |
16848 KB |
Output is correct |
15 |
Correct |
123 ms |
16844 KB |
Output is correct |
16 |
Correct |
117 ms |
16880 KB |
Output is correct |
17 |
Correct |
115 ms |
16872 KB |
Output is correct |
18 |
Correct |
118 ms |
16844 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
10 ms |
8660 KB |
Output is correct |
2 |
Correct |
12 ms |
8776 KB |
Output is correct |
3 |
Correct |
14 ms |
9172 KB |
Output is correct |
4 |
Correct |
14 ms |
9136 KB |
Output is correct |
5 |
Correct |
17 ms |
9172 KB |
Output is correct |
6 |
Correct |
13 ms |
9172 KB |
Output is correct |
7 |
Correct |
37 ms |
9168 KB |
Output is correct |
8 |
Correct |
48 ms |
9100 KB |
Output is correct |
9 |
Correct |
41 ms |
9080 KB |
Output is correct |
10 |
Correct |
14 ms |
9044 KB |
Output is correct |
11 |
Correct |
15 ms |
9108 KB |
Output is correct |
12 |
Correct |
25 ms |
9120 KB |
Output is correct |
13 |
Correct |
17 ms |
9044 KB |
Output is correct |
14 |
Correct |
18 ms |
8980 KB |
Output is correct |
15 |
Correct |
13 ms |
9044 KB |
Output is correct |
16 |
Correct |
19 ms |
9052 KB |
Output is correct |
17 |
Correct |
14 ms |
9032 KB |
Output is correct |
18 |
Correct |
14 ms |
9052 KB |
Output is correct |
19 |
Correct |
33 ms |
10580 KB |
Output is correct |
20 |
Correct |
30 ms |
10864 KB |
Output is correct |
21 |
Correct |
30 ms |
10836 KB |
Output is correct |
22 |
Correct |
32 ms |
10836 KB |
Output is correct |
23 |
Correct |
40 ms |
10580 KB |
Output is correct |
24 |
Correct |
38 ms |
10632 KB |
Output is correct |
25 |
Correct |
28 ms |
10576 KB |
Output is correct |
26 |
Correct |
28 ms |
10492 KB |
Output is correct |
27 |
Correct |
29 ms |
10412 KB |
Output is correct |
28 |
Correct |
27 ms |
10452 KB |
Output is correct |
29 |
Correct |
48 ms |
12492 KB |
Output is correct |
30 |
Correct |
120 ms |
17364 KB |
Output is correct |
31 |
Correct |
182 ms |
22312 KB |
Output is correct |
32 |
Correct |
185 ms |
22340 KB |
Output is correct |
33 |
Correct |
230 ms |
22208 KB |
Output is correct |
34 |
Correct |
168 ms |
21976 KB |
Output is correct |
35 |
Correct |
166 ms |
22020 KB |
Output is correct |
36 |
Correct |
209 ms |
22092 KB |
Output is correct |
37 |
Correct |
166 ms |
22068 KB |
Output is correct |
38 |
Correct |
126 ms |
16812 KB |
Output is correct |
39 |
Correct |
142 ms |
16684 KB |
Output is correct |
40 |
Correct |
138 ms |
16788 KB |
Output is correct |
41 |
Correct |
124 ms |
16756 KB |
Output is correct |
42 |
Correct |
123 ms |
16848 KB |
Output is correct |
43 |
Correct |
123 ms |
16844 KB |
Output is correct |
44 |
Correct |
117 ms |
16880 KB |
Output is correct |
45 |
Correct |
115 ms |
16872 KB |
Output is correct |
46 |
Correct |
118 ms |
16844 KB |
Output is correct |
47 |
Correct |
772 ms |
49256 KB |
Output is correct |
48 |
Correct |
3301 ms |
132928 KB |
Output is correct |
49 |
Correct |
3599 ms |
144460 KB |
Output is correct |
50 |
Correct |
3593 ms |
144492 KB |
Output is correct |
51 |
Correct |
3656 ms |
144408 KB |
Output is correct |
52 |
Correct |
3603 ms |
144636 KB |
Output is correct |
53 |
Correct |
3623 ms |
144544 KB |
Output is correct |
54 |
Correct |
3110 ms |
144380 KB |
Output is correct |
55 |
Correct |
3470 ms |
144540 KB |
Output is correct |
56 |
Correct |
3135 ms |
144544 KB |
Output is correct |
57 |
Correct |
3376 ms |
144552 KB |
Output is correct |
58 |
Correct |
3122 ms |
144376 KB |
Output is correct |
59 |
Correct |
2892 ms |
129344 KB |
Output is correct |
60 |
Correct |
2825 ms |
129512 KB |
Output is correct |
61 |
Correct |
2790 ms |
129352 KB |
Output is correct |
62 |
Correct |
2683 ms |
121692 KB |
Output is correct |
63 |
Correct |
2690 ms |
121688 KB |
Output is correct |
64 |
Correct |
2710 ms |
121640 KB |
Output is correct |
65 |
Correct |
2571 ms |
114148 KB |
Output is correct |
66 |
Correct |
2588 ms |
113908 KB |
Output is correct |
67 |
Correct |
2542 ms |
113552 KB |
Output is correct |