#include <bits/stdc++.h>
using namespace std;
using vi = vector<int>;
vi a, segm, lazy;
vector<pair<int,int>>V;
void propagate(int pos, int l, int r) {
if(l==r) return;
int m = (l+r)/2, right = pos + 2 * (m-l+1);
lazy[pos+1] += lazy[pos];
lazy[right] += lazy[pos];
segm[pos+1] += lazy[pos];
segm[right] += lazy[pos];
lazy[pos] = 0;
}
void upd(int pos, int l, int r, int L, int R, int val) {
if(l > R or r < L) return;
propagate(pos, l, r);
if(l >= L && r <= R) {
segm[pos] += val;
lazy[pos] += val;
return;
}
int m = (l+r)/2, right = pos + 2 * (m-l+1);
if(L <= m) upd(pos+1, l, m, L, R, val);
if(R >= m+1) upd(right, m+1, r, L, R, val);
segm[pos] = max(segm[pos+1], segm[right]);
}
void add(int i, int x) {
int j = lower_bound(V.begin(), V.end(), make_pair(a[i], i)) - V.begin();
int j2 = lower_bound(V.begin(), V.end(), make_pair(a[i], -1)) - V.begin();
upd(0, 0, V.size()-1, j, j, x*(i+1));
upd(0, 0, V.size()-1, j2, V.size()-1, -x);
}
vi countScans(vi A, vi x, vi y) {
int n = A.size(), q = x.size();
vi ans;
V.clear();
segm.assign(8*n, 0);
lazy.assign(8*n, 0);
a.assign(n, 0);
for(int i=0; i<n; ++i) {
a[i] = A[i];
V.push_back({A[i], i});
}
for(int i=0; i<q; ++i) V.push_back({y[i], x[i]});
sort(V.begin(), V.end());
V.erase(unique(V.begin(), V.end()), V.end());
for(int i=0; i<n; ++i) add(i, 1);
for(int i=0; i<q; ++i) {
add(x[i], -1);
a[x[i]] = y[i];
add(x[i], 1);
ans.push_back(segm[0]);
}
return ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
3 ms |
336 KB |
Output is correct |
3 |
Correct |
5 ms |
592 KB |
Output is correct |
4 |
Correct |
5 ms |
592 KB |
Output is correct |
5 |
Correct |
5 ms |
592 KB |
Output is correct |
6 |
Correct |
4 ms |
592 KB |
Output is correct |
7 |
Correct |
5 ms |
592 KB |
Output is correct |
8 |
Correct |
5 ms |
592 KB |
Output is correct |
9 |
Correct |
5 ms |
592 KB |
Output is correct |
10 |
Correct |
4 ms |
592 KB |
Output is correct |
11 |
Correct |
5 ms |
592 KB |
Output is correct |
12 |
Correct |
4 ms |
592 KB |
Output is correct |
13 |
Correct |
4 ms |
592 KB |
Output is correct |
14 |
Correct |
5 ms |
592 KB |
Output is correct |
15 |
Correct |
4 ms |
716 KB |
Output is correct |
16 |
Correct |
4 ms |
592 KB |
Output is correct |
17 |
Correct |
4 ms |
592 KB |
Output is correct |
18 |
Correct |
4 ms |
592 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
3 ms |
336 KB |
Output is correct |
3 |
Correct |
5 ms |
592 KB |
Output is correct |
4 |
Correct |
5 ms |
592 KB |
Output is correct |
5 |
Correct |
5 ms |
592 KB |
Output is correct |
6 |
Correct |
4 ms |
592 KB |
Output is correct |
7 |
Correct |
5 ms |
592 KB |
Output is correct |
8 |
Correct |
5 ms |
592 KB |
Output is correct |
9 |
Correct |
5 ms |
592 KB |
Output is correct |
10 |
Correct |
4 ms |
592 KB |
Output is correct |
11 |
Correct |
5 ms |
592 KB |
Output is correct |
12 |
Correct |
4 ms |
592 KB |
Output is correct |
13 |
Correct |
4 ms |
592 KB |
Output is correct |
14 |
Correct |
5 ms |
592 KB |
Output is correct |
15 |
Correct |
4 ms |
716 KB |
Output is correct |
16 |
Correct |
4 ms |
592 KB |
Output is correct |
17 |
Correct |
4 ms |
592 KB |
Output is correct |
18 |
Correct |
4 ms |
592 KB |
Output is correct |
19 |
Correct |
15 ms |
1360 KB |
Output is correct |
20 |
Correct |
18 ms |
1600 KB |
Output is correct |
21 |
Correct |
22 ms |
1616 KB |
Output is correct |
22 |
Correct |
18 ms |
1616 KB |
Output is correct |
23 |
Correct |
17 ms |
1616 KB |
Output is correct |
24 |
Correct |
16 ms |
1616 KB |
Output is correct |
25 |
Correct |
16 ms |
1360 KB |
Output is correct |
26 |
Correct |
17 ms |
1360 KB |
Output is correct |
27 |
Correct |
16 ms |
1360 KB |
Output is correct |
28 |
Correct |
16 ms |
1576 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
22 ms |
2896 KB |
Output is correct |
2 |
Correct |
69 ms |
4732 KB |
Output is correct |
3 |
Correct |
115 ms |
6600 KB |
Output is correct |
4 |
Correct |
121 ms |
6600 KB |
Output is correct |
5 |
Correct |
107 ms |
6680 KB |
Output is correct |
6 |
Correct |
105 ms |
6688 KB |
Output is correct |
7 |
Correct |
107 ms |
6592 KB |
Output is correct |
8 |
Correct |
110 ms |
6600 KB |
Output is correct |
9 |
Correct |
103 ms |
6600 KB |
Output is correct |
10 |
Correct |
84 ms |
6768 KB |
Output is correct |
11 |
Correct |
84 ms |
6600 KB |
Output is correct |
12 |
Correct |
88 ms |
6600 KB |
Output is correct |
13 |
Correct |
82 ms |
6860 KB |
Output is correct |
14 |
Correct |
83 ms |
6768 KB |
Output is correct |
15 |
Correct |
82 ms |
6600 KB |
Output is correct |
16 |
Correct |
80 ms |
6600 KB |
Output is correct |
17 |
Correct |
79 ms |
6600 KB |
Output is correct |
18 |
Correct |
81 ms |
6600 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
336 KB |
Output is correct |
2 |
Correct |
3 ms |
336 KB |
Output is correct |
3 |
Correct |
5 ms |
592 KB |
Output is correct |
4 |
Correct |
5 ms |
592 KB |
Output is correct |
5 |
Correct |
5 ms |
592 KB |
Output is correct |
6 |
Correct |
4 ms |
592 KB |
Output is correct |
7 |
Correct |
5 ms |
592 KB |
Output is correct |
8 |
Correct |
5 ms |
592 KB |
Output is correct |
9 |
Correct |
5 ms |
592 KB |
Output is correct |
10 |
Correct |
4 ms |
592 KB |
Output is correct |
11 |
Correct |
5 ms |
592 KB |
Output is correct |
12 |
Correct |
4 ms |
592 KB |
Output is correct |
13 |
Correct |
4 ms |
592 KB |
Output is correct |
14 |
Correct |
5 ms |
592 KB |
Output is correct |
15 |
Correct |
4 ms |
716 KB |
Output is correct |
16 |
Correct |
4 ms |
592 KB |
Output is correct |
17 |
Correct |
4 ms |
592 KB |
Output is correct |
18 |
Correct |
4 ms |
592 KB |
Output is correct |
19 |
Correct |
15 ms |
1360 KB |
Output is correct |
20 |
Correct |
18 ms |
1600 KB |
Output is correct |
21 |
Correct |
22 ms |
1616 KB |
Output is correct |
22 |
Correct |
18 ms |
1616 KB |
Output is correct |
23 |
Correct |
17 ms |
1616 KB |
Output is correct |
24 |
Correct |
16 ms |
1616 KB |
Output is correct |
25 |
Correct |
16 ms |
1360 KB |
Output is correct |
26 |
Correct |
17 ms |
1360 KB |
Output is correct |
27 |
Correct |
16 ms |
1360 KB |
Output is correct |
28 |
Correct |
16 ms |
1576 KB |
Output is correct |
29 |
Correct |
22 ms |
2896 KB |
Output is correct |
30 |
Correct |
69 ms |
4732 KB |
Output is correct |
31 |
Correct |
115 ms |
6600 KB |
Output is correct |
32 |
Correct |
121 ms |
6600 KB |
Output is correct |
33 |
Correct |
107 ms |
6680 KB |
Output is correct |
34 |
Correct |
105 ms |
6688 KB |
Output is correct |
35 |
Correct |
107 ms |
6592 KB |
Output is correct |
36 |
Correct |
110 ms |
6600 KB |
Output is correct |
37 |
Correct |
103 ms |
6600 KB |
Output is correct |
38 |
Correct |
84 ms |
6768 KB |
Output is correct |
39 |
Correct |
84 ms |
6600 KB |
Output is correct |
40 |
Correct |
88 ms |
6600 KB |
Output is correct |
41 |
Correct |
82 ms |
6860 KB |
Output is correct |
42 |
Correct |
83 ms |
6768 KB |
Output is correct |
43 |
Correct |
82 ms |
6600 KB |
Output is correct |
44 |
Correct |
80 ms |
6600 KB |
Output is correct |
45 |
Correct |
79 ms |
6600 KB |
Output is correct |
46 |
Correct |
81 ms |
6600 KB |
Output is correct |
47 |
Correct |
424 ms |
24248 KB |
Output is correct |
48 |
Correct |
1751 ms |
63812 KB |
Output is correct |
49 |
Correct |
1908 ms |
70452 KB |
Output is correct |
50 |
Correct |
1847 ms |
70496 KB |
Output is correct |
51 |
Correct |
1817 ms |
70744 KB |
Output is correct |
52 |
Correct |
1771 ms |
70308 KB |
Output is correct |
53 |
Correct |
1809 ms |
70372 KB |
Output is correct |
54 |
Correct |
1571 ms |
70568 KB |
Output is correct |
55 |
Correct |
1735 ms |
70500 KB |
Output is correct |
56 |
Correct |
1685 ms |
70476 KB |
Output is correct |
57 |
Correct |
1823 ms |
70668 KB |
Output is correct |
58 |
Correct |
1907 ms |
70580 KB |
Output is correct |
59 |
Correct |
1526 ms |
69484 KB |
Output is correct |
60 |
Correct |
1583 ms |
69144 KB |
Output is correct |
61 |
Correct |
1532 ms |
69316 KB |
Output is correct |
62 |
Correct |
1519 ms |
69032 KB |
Output is correct |
63 |
Correct |
1540 ms |
68980 KB |
Output is correct |
64 |
Correct |
1472 ms |
69212 KB |
Output is correct |
65 |
Correct |
1376 ms |
69028 KB |
Output is correct |
66 |
Correct |
1382 ms |
69032 KB |
Output is correct |
67 |
Correct |
1308 ms |
69036 KB |
Output is correct |