#include <bits/stdc++.h>
#define ll long long
#define ull unsigned long long
#define all(x) x.begin(), x.end()
#define Neco "Financial Report"
#define resp(x) sort(all(x)), x.resize(unique(all(x)) - x.begin())
#define getbit(x,i) ((x >> i)&1)
#define _left id * 2, l, mid
#define _right id * 2 + 1, mid + 1, r
#define cntbit(x) __builtin_popcountll(x)
#define fi(i, a, b) for(int i = a; i <= b; i++)
#define fid(i, a, b) for(int i = a; i >= b; i--)
#define maxn (int) 3e5 + 7
using namespace std;
const ll mod = 1e9 + 7; //972663749
const ll base = 911382323;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
ll GetRandom(ll l, ll r)
{
return uniform_int_distribution<ll> (l, r)(rng);
}
int n, D;
vector<int> Del[maxn];
int a[maxn], vt[maxn], dp[maxn];
pair<int, int> P[maxn];
struct DSU {
int lab[maxn];
int get_rt(int u) { return lab[u] <= 0 ? u : lab[u] = get_rt(lab[u]); }
int siz(int u) { return -lab[get_rt(u)]; }
void uni(int u, int v) {
int p = get_rt(u), q = get_rt(v); if(p == q || !lab[p] || !lab[q]) return;
if(lab[p] > lab[q]) swap(p, q);
lab[p] += lab[q], lab[q] = p;
}
void Turn(int x) {
lab[x] = -1;
uni(x, x - 1), uni(x, x + 1);
}
} Dsu;
struct IT {
int st[4 * maxn], store[4 * maxn];
void build(int id = 1, int l = 0, int r = n) {
store[id] = st[id] = 0;
if(l == r) return;
int mid = (l + r) >> 1; build(_left), build(_right);
}
void down(int id) {
int val = store[id];
fi(i, 0, 1) st[id * 2 + i] += val, store[id * 2 + i] += val;
store[id] = 0;
}
void update(int u, int v, int val, int id = 1, int l = 0, int r = n)
{
if(l > v || r < u) return;
if(u <= l && r <= v) {
st[id] += val, store[id] += val;
return;
}
down(id);
int mid = (l + r) >> 1;
update(u, v, val, _left), update(u, v, val, _right);
st[id] = max(st[id * 2], st[id * 2 + 1]);
}
int get(int u, int v, int id = 1, int l = 0, int r = n)
{
if(l > v || r < u) return 0;
if(u <= l && r <= v) return st[id];
down(id);
int mid = (l + r) >> 1;
return max(get(u, v, _left), get(u, v, _right));
}
int Find(int x, int val, int id = 1, int l = 0, int r = n)
{
if(r < x || st[id] < val) return -1;
if(l == r) return l;
down(id);
int mid = (l + r) >> 1;
int w = Find(x, val, _left);
if(w == -1) w = Find(x, val, _right);
return w;
}
} St;
void Init() {
St.build();
vector<int> pen;
auto update = [&](int x) {
int pre_len = Dsu.siz(x - 1), nex_len = Dsu.siz(x + 1);
St.update(x, x + nex_len, pre_len + 1);
Dsu.Turn(x);
};
fid(i, n, 1) {
if(pen.empty() || P[i].first != a[pen.back()]) {
for(int x : pen) update(x);
pen = {P[i].second};
} else pen.push_back(P[i].second);
int nex = St.Find(P[i].second, D);
// cout << P[i].second << " " << nex << '\n';
if(nex != -1) Del[nex + 1].push_back(P[i].second);
}
}
void solve()
{
cin >> n >> D;
fi(i, 1, n) cin >> a[i], P[i] = {a[i], i};
sort(P + 1, P + 1 + n);
fi(i, 1, n) vt[P[i].second] = i;
Init(), St.build();
// Log(P, 1, n);
fi(i, 1, n) {
for(int x : Del[i]) St.update(vt[x], vt[x], -dp[x]);
pair<int, int> val = {a[i], -1e9};
int p = lower_bound(P + 1, P + 1 + n, val) - P - 1;
dp[i] = St.get(0, p) + 1;
St.update(vt[i], vt[i], dp[i]);
}
// Log(dp, 1, n);
cout << *max_element(dp + 1, dp + 1 + n);
}
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
if(fopen(Neco".inp", "r")) {
freopen(Neco".inp", "r", stdin);
freopen(Neco".out", "w", stdout);
}
int nTest = 1;
// cin >> nTest;
while(nTest--)
{
solve();
}
return 0;
}
Compilation message
Main.cpp: In function 'int main()':
Main.cpp:156:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
156 | freopen(Neco".inp", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:157:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
157 | freopen(Neco".out", "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
15452 KB |
Output is correct |
2 |
Correct |
3 ms |
15448 KB |
Output is correct |
3 |
Correct |
4 ms |
15452 KB |
Output is correct |
4 |
Correct |
3 ms |
15452 KB |
Output is correct |
5 |
Correct |
3 ms |
15704 KB |
Output is correct |
6 |
Correct |
3 ms |
15452 KB |
Output is correct |
7 |
Correct |
3 ms |
15452 KB |
Output is correct |
8 |
Correct |
3 ms |
15452 KB |
Output is correct |
9 |
Correct |
3 ms |
15452 KB |
Output is correct |
10 |
Correct |
4 ms |
15452 KB |
Output is correct |
11 |
Correct |
3 ms |
15452 KB |
Output is correct |
12 |
Correct |
3 ms |
15452 KB |
Output is correct |
13 |
Correct |
3 ms |
15452 KB |
Output is correct |
14 |
Correct |
3 ms |
15452 KB |
Output is correct |
15 |
Correct |
3 ms |
15452 KB |
Output is correct |
16 |
Correct |
3 ms |
15448 KB |
Output is correct |
17 |
Correct |
4 ms |
15452 KB |
Output is correct |
18 |
Correct |
3 ms |
15452 KB |
Output is correct |
19 |
Correct |
3 ms |
15452 KB |
Output is correct |
20 |
Correct |
3 ms |
15452 KB |
Output is correct |
21 |
Correct |
3 ms |
15452 KB |
Output is correct |
22 |
Correct |
3 ms |
15452 KB |
Output is correct |
23 |
Correct |
3 ms |
15452 KB |
Output is correct |
24 |
Correct |
4 ms |
15572 KB |
Output is correct |
25 |
Correct |
3 ms |
15452 KB |
Output is correct |
26 |
Correct |
3 ms |
15452 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
15452 KB |
Output is correct |
2 |
Correct |
3 ms |
15448 KB |
Output is correct |
3 |
Correct |
4 ms |
15452 KB |
Output is correct |
4 |
Correct |
3 ms |
15452 KB |
Output is correct |
5 |
Correct |
3 ms |
15704 KB |
Output is correct |
6 |
Correct |
3 ms |
15452 KB |
Output is correct |
7 |
Correct |
3 ms |
15452 KB |
Output is correct |
8 |
Correct |
3 ms |
15452 KB |
Output is correct |
9 |
Correct |
3 ms |
15452 KB |
Output is correct |
10 |
Correct |
4 ms |
15452 KB |
Output is correct |
11 |
Correct |
3 ms |
15452 KB |
Output is correct |
12 |
Correct |
3 ms |
15452 KB |
Output is correct |
13 |
Correct |
3 ms |
15452 KB |
Output is correct |
14 |
Correct |
3 ms |
15452 KB |
Output is correct |
15 |
Correct |
3 ms |
15452 KB |
Output is correct |
16 |
Correct |
3 ms |
15448 KB |
Output is correct |
17 |
Correct |
4 ms |
15452 KB |
Output is correct |
18 |
Correct |
3 ms |
15452 KB |
Output is correct |
19 |
Correct |
3 ms |
15452 KB |
Output is correct |
20 |
Correct |
3 ms |
15452 KB |
Output is correct |
21 |
Correct |
3 ms |
15452 KB |
Output is correct |
22 |
Correct |
3 ms |
15452 KB |
Output is correct |
23 |
Correct |
3 ms |
15452 KB |
Output is correct |
24 |
Correct |
4 ms |
15572 KB |
Output is correct |
25 |
Correct |
3 ms |
15452 KB |
Output is correct |
26 |
Correct |
3 ms |
15452 KB |
Output is correct |
27 |
Correct |
3 ms |
15452 KB |
Output is correct |
28 |
Correct |
3 ms |
15452 KB |
Output is correct |
29 |
Correct |
5 ms |
15452 KB |
Output is correct |
30 |
Correct |
3 ms |
15452 KB |
Output is correct |
31 |
Correct |
3 ms |
15452 KB |
Output is correct |
32 |
Correct |
4 ms |
15452 KB |
Output is correct |
33 |
Correct |
3 ms |
15584 KB |
Output is correct |
34 |
Correct |
3 ms |
15452 KB |
Output is correct |
35 |
Correct |
3 ms |
15708 KB |
Output is correct |
36 |
Correct |
3 ms |
15452 KB |
Output is correct |
37 |
Correct |
3 ms |
15452 KB |
Output is correct |
38 |
Correct |
4 ms |
15552 KB |
Output is correct |
39 |
Correct |
3 ms |
15448 KB |
Output is correct |
40 |
Correct |
4 ms |
15576 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
15452 KB |
Output is correct |
2 |
Correct |
3 ms |
15448 KB |
Output is correct |
3 |
Correct |
4 ms |
15452 KB |
Output is correct |
4 |
Correct |
3 ms |
15452 KB |
Output is correct |
5 |
Correct |
3 ms |
15704 KB |
Output is correct |
6 |
Correct |
3 ms |
15452 KB |
Output is correct |
7 |
Correct |
3 ms |
15452 KB |
Output is correct |
8 |
Correct |
3 ms |
15452 KB |
Output is correct |
9 |
Correct |
3 ms |
15452 KB |
Output is correct |
10 |
Correct |
4 ms |
15452 KB |
Output is correct |
11 |
Correct |
3 ms |
15452 KB |
Output is correct |
12 |
Correct |
3 ms |
15452 KB |
Output is correct |
13 |
Correct |
3 ms |
15452 KB |
Output is correct |
14 |
Correct |
3 ms |
15452 KB |
Output is correct |
15 |
Correct |
3 ms |
15452 KB |
Output is correct |
16 |
Correct |
3 ms |
15448 KB |
Output is correct |
17 |
Correct |
4 ms |
15452 KB |
Output is correct |
18 |
Correct |
3 ms |
15452 KB |
Output is correct |
19 |
Correct |
3 ms |
15452 KB |
Output is correct |
20 |
Correct |
3 ms |
15452 KB |
Output is correct |
21 |
Correct |
3 ms |
15452 KB |
Output is correct |
22 |
Correct |
3 ms |
15452 KB |
Output is correct |
23 |
Correct |
3 ms |
15452 KB |
Output is correct |
24 |
Correct |
4 ms |
15572 KB |
Output is correct |
25 |
Correct |
3 ms |
15452 KB |
Output is correct |
26 |
Correct |
3 ms |
15452 KB |
Output is correct |
27 |
Correct |
3 ms |
15452 KB |
Output is correct |
28 |
Correct |
3 ms |
15452 KB |
Output is correct |
29 |
Correct |
5 ms |
15452 KB |
Output is correct |
30 |
Correct |
3 ms |
15452 KB |
Output is correct |
31 |
Correct |
3 ms |
15452 KB |
Output is correct |
32 |
Correct |
4 ms |
15452 KB |
Output is correct |
33 |
Correct |
3 ms |
15584 KB |
Output is correct |
34 |
Correct |
3 ms |
15452 KB |
Output is correct |
35 |
Correct |
3 ms |
15708 KB |
Output is correct |
36 |
Correct |
3 ms |
15452 KB |
Output is correct |
37 |
Correct |
3 ms |
15452 KB |
Output is correct |
38 |
Correct |
4 ms |
15552 KB |
Output is correct |
39 |
Correct |
3 ms |
15448 KB |
Output is correct |
40 |
Correct |
4 ms |
15576 KB |
Output is correct |
41 |
Correct |
10 ms |
15848 KB |
Output is correct |
42 |
Correct |
12 ms |
15708 KB |
Output is correct |
43 |
Correct |
6 ms |
15704 KB |
Output is correct |
44 |
Correct |
8 ms |
15704 KB |
Output is correct |
45 |
Correct |
9 ms |
15708 KB |
Output is correct |
46 |
Correct |
7 ms |
15708 KB |
Output is correct |
47 |
Correct |
8 ms |
15708 KB |
Output is correct |
48 |
Correct |
9 ms |
15708 KB |
Output is correct |
49 |
Correct |
8 ms |
15796 KB |
Output is correct |
50 |
Correct |
8 ms |
15556 KB |
Output is correct |
51 |
Correct |
12 ms |
15708 KB |
Output is correct |
52 |
Correct |
10 ms |
15708 KB |
Output is correct |
53 |
Correct |
9 ms |
15708 KB |
Output is correct |
54 |
Correct |
10 ms |
15708 KB |
Output is correct |
55 |
Correct |
8 ms |
15584 KB |
Output is correct |
56 |
Correct |
7 ms |
15708 KB |
Output is correct |
57 |
Correct |
7 ms |
15708 KB |
Output is correct |
58 |
Correct |
7 ms |
15708 KB |
Output is correct |
59 |
Correct |
6 ms |
15644 KB |
Output is correct |
60 |
Correct |
6 ms |
15708 KB |
Output is correct |
61 |
Correct |
6 ms |
15752 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
106 ms |
28980 KB |
Output is correct |
2 |
Correct |
284 ms |
30672 KB |
Output is correct |
3 |
Correct |
380 ms |
31664 KB |
Output is correct |
4 |
Correct |
495 ms |
31684 KB |
Output is correct |
5 |
Correct |
394 ms |
32760 KB |
Output is correct |
6 |
Correct |
487 ms |
31532 KB |
Output is correct |
7 |
Correct |
229 ms |
36136 KB |
Output is correct |
8 |
Correct |
171 ms |
26844 KB |
Output is correct |
9 |
Correct |
250 ms |
33616 KB |
Output is correct |
10 |
Correct |
230 ms |
30288 KB |
Output is correct |
11 |
Correct |
352 ms |
31676 KB |
Output is correct |
12 |
Correct |
354 ms |
31608 KB |
Output is correct |
13 |
Correct |
442 ms |
36284 KB |
Output is correct |
14 |
Correct |
358 ms |
28464 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
109 ms |
29136 KB |
Output is correct |
2 |
Correct |
191 ms |
26828 KB |
Output is correct |
3 |
Correct |
325 ms |
26652 KB |
Output is correct |
4 |
Correct |
255 ms |
26964 KB |
Output is correct |
5 |
Correct |
238 ms |
26820 KB |
Output is correct |
6 |
Correct |
263 ms |
26824 KB |
Output is correct |
7 |
Correct |
149 ms |
26816 KB |
Output is correct |
8 |
Correct |
152 ms |
26704 KB |
Output is correct |
9 |
Correct |
193 ms |
26936 KB |
Output is correct |
10 |
Correct |
213 ms |
26904 KB |
Output is correct |
11 |
Correct |
268 ms |
26820 KB |
Output is correct |
12 |
Correct |
210 ms |
26824 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
15452 KB |
Output is correct |
2 |
Correct |
3 ms |
15448 KB |
Output is correct |
3 |
Correct |
4 ms |
15452 KB |
Output is correct |
4 |
Correct |
3 ms |
15452 KB |
Output is correct |
5 |
Correct |
3 ms |
15704 KB |
Output is correct |
6 |
Correct |
3 ms |
15452 KB |
Output is correct |
7 |
Correct |
3 ms |
15452 KB |
Output is correct |
8 |
Correct |
3 ms |
15452 KB |
Output is correct |
9 |
Correct |
3 ms |
15452 KB |
Output is correct |
10 |
Correct |
4 ms |
15452 KB |
Output is correct |
11 |
Correct |
3 ms |
15452 KB |
Output is correct |
12 |
Correct |
3 ms |
15452 KB |
Output is correct |
13 |
Correct |
3 ms |
15452 KB |
Output is correct |
14 |
Correct |
3 ms |
15452 KB |
Output is correct |
15 |
Correct |
3 ms |
15452 KB |
Output is correct |
16 |
Correct |
3 ms |
15448 KB |
Output is correct |
17 |
Correct |
4 ms |
15452 KB |
Output is correct |
18 |
Correct |
3 ms |
15452 KB |
Output is correct |
19 |
Correct |
3 ms |
15452 KB |
Output is correct |
20 |
Correct |
3 ms |
15452 KB |
Output is correct |
21 |
Correct |
3 ms |
15452 KB |
Output is correct |
22 |
Correct |
3 ms |
15452 KB |
Output is correct |
23 |
Correct |
3 ms |
15452 KB |
Output is correct |
24 |
Correct |
4 ms |
15572 KB |
Output is correct |
25 |
Correct |
3 ms |
15452 KB |
Output is correct |
26 |
Correct |
3 ms |
15452 KB |
Output is correct |
27 |
Correct |
3 ms |
15452 KB |
Output is correct |
28 |
Correct |
3 ms |
15452 KB |
Output is correct |
29 |
Correct |
5 ms |
15452 KB |
Output is correct |
30 |
Correct |
3 ms |
15452 KB |
Output is correct |
31 |
Correct |
3 ms |
15452 KB |
Output is correct |
32 |
Correct |
4 ms |
15452 KB |
Output is correct |
33 |
Correct |
3 ms |
15584 KB |
Output is correct |
34 |
Correct |
3 ms |
15452 KB |
Output is correct |
35 |
Correct |
3 ms |
15708 KB |
Output is correct |
36 |
Correct |
3 ms |
15452 KB |
Output is correct |
37 |
Correct |
3 ms |
15452 KB |
Output is correct |
38 |
Correct |
4 ms |
15552 KB |
Output is correct |
39 |
Correct |
3 ms |
15448 KB |
Output is correct |
40 |
Correct |
4 ms |
15576 KB |
Output is correct |
41 |
Correct |
10 ms |
15848 KB |
Output is correct |
42 |
Correct |
12 ms |
15708 KB |
Output is correct |
43 |
Correct |
6 ms |
15704 KB |
Output is correct |
44 |
Correct |
8 ms |
15704 KB |
Output is correct |
45 |
Correct |
9 ms |
15708 KB |
Output is correct |
46 |
Correct |
7 ms |
15708 KB |
Output is correct |
47 |
Correct |
8 ms |
15708 KB |
Output is correct |
48 |
Correct |
9 ms |
15708 KB |
Output is correct |
49 |
Correct |
8 ms |
15796 KB |
Output is correct |
50 |
Correct |
8 ms |
15556 KB |
Output is correct |
51 |
Correct |
12 ms |
15708 KB |
Output is correct |
52 |
Correct |
10 ms |
15708 KB |
Output is correct |
53 |
Correct |
9 ms |
15708 KB |
Output is correct |
54 |
Correct |
10 ms |
15708 KB |
Output is correct |
55 |
Correct |
8 ms |
15584 KB |
Output is correct |
56 |
Correct |
7 ms |
15708 KB |
Output is correct |
57 |
Correct |
7 ms |
15708 KB |
Output is correct |
58 |
Correct |
7 ms |
15708 KB |
Output is correct |
59 |
Correct |
6 ms |
15644 KB |
Output is correct |
60 |
Correct |
6 ms |
15708 KB |
Output is correct |
61 |
Correct |
6 ms |
15752 KB |
Output is correct |
62 |
Correct |
106 ms |
28980 KB |
Output is correct |
63 |
Correct |
284 ms |
30672 KB |
Output is correct |
64 |
Correct |
380 ms |
31664 KB |
Output is correct |
65 |
Correct |
495 ms |
31684 KB |
Output is correct |
66 |
Correct |
394 ms |
32760 KB |
Output is correct |
67 |
Correct |
487 ms |
31532 KB |
Output is correct |
68 |
Correct |
229 ms |
36136 KB |
Output is correct |
69 |
Correct |
171 ms |
26844 KB |
Output is correct |
70 |
Correct |
250 ms |
33616 KB |
Output is correct |
71 |
Correct |
230 ms |
30288 KB |
Output is correct |
72 |
Correct |
352 ms |
31676 KB |
Output is correct |
73 |
Correct |
354 ms |
31608 KB |
Output is correct |
74 |
Correct |
442 ms |
36284 KB |
Output is correct |
75 |
Correct |
358 ms |
28464 KB |
Output is correct |
76 |
Correct |
109 ms |
29136 KB |
Output is correct |
77 |
Correct |
191 ms |
26828 KB |
Output is correct |
78 |
Correct |
325 ms |
26652 KB |
Output is correct |
79 |
Correct |
255 ms |
26964 KB |
Output is correct |
80 |
Correct |
238 ms |
26820 KB |
Output is correct |
81 |
Correct |
263 ms |
26824 KB |
Output is correct |
82 |
Correct |
149 ms |
26816 KB |
Output is correct |
83 |
Correct |
152 ms |
26704 KB |
Output is correct |
84 |
Correct |
193 ms |
26936 KB |
Output is correct |
85 |
Correct |
213 ms |
26904 KB |
Output is correct |
86 |
Correct |
268 ms |
26820 KB |
Output is correct |
87 |
Correct |
210 ms |
26824 KB |
Output is correct |
88 |
Correct |
405 ms |
30540 KB |
Output is correct |
89 |
Correct |
466 ms |
29784 KB |
Output is correct |
90 |
Correct |
343 ms |
28504 KB |
Output is correct |
91 |
Correct |
281 ms |
27228 KB |
Output is correct |
92 |
Correct |
220 ms |
26684 KB |
Output is correct |
93 |
Correct |
261 ms |
27084 KB |
Output is correct |
94 |
Correct |
262 ms |
26704 KB |
Output is correct |
95 |
Correct |
391 ms |
31268 KB |
Output is correct |
96 |
Correct |
357 ms |
29264 KB |
Output is correct |
97 |
Correct |
338 ms |
28344 KB |
Output is correct |
98 |
Correct |
299 ms |
26960 KB |
Output is correct |
99 |
Correct |
268 ms |
26708 KB |
Output is correct |
100 |
Correct |
271 ms |
26840 KB |
Output is correct |
101 |
Correct |
257 ms |
31548 KB |
Output is correct |
102 |
Correct |
274 ms |
28932 KB |
Output is correct |
103 |
Correct |
243 ms |
28556 KB |
Output is correct |
104 |
Correct |
276 ms |
28500 KB |
Output is correct |
105 |
Correct |
277 ms |
27832 KB |
Output is correct |
106 |
Correct |
210 ms |
26948 KB |
Output is correct |
107 |
Correct |
239 ms |
26820 KB |
Output is correct |
108 |
Correct |
276 ms |
26840 KB |
Output is correct |
109 |
Correct |
379 ms |
36144 KB |
Output is correct |
110 |
Correct |
344 ms |
28708 KB |
Output is correct |
111 |
Correct |
280 ms |
26916 KB |
Output is correct |
112 |
Correct |
268 ms |
28440 KB |
Output is correct |
113 |
Correct |
297 ms |
26828 KB |
Output is correct |
114 |
Correct |
276 ms |
26660 KB |
Output is correct |
115 |
Correct |
148 ms |
26672 KB |
Output is correct |
116 |
Correct |
159 ms |
26828 KB |
Output is correct |
117 |
Correct |
181 ms |
26652 KB |
Output is correct |
118 |
Correct |
187 ms |
26680 KB |
Output is correct |
119 |
Correct |
224 ms |
26704 KB |
Output is correct |
120 |
Correct |
227 ms |
26828 KB |
Output is correct |