oj.uz

Submission #618026

# Submission time Handle Problem Language Result Execution time Memory
618026 2022-08-01T19:34:49 Z Abrar_Al_Samit Financial Report (JOI21_financial) C++17
100 / 100
 501 ms 25248 KB 
#include<bits/stdc++.h>
using namespace std;
const int MX = 3e5 + 5;

int st[MX*4];
int n, D;
int a[MX];


void upd(int l, int r, int id, int val, int v) {
  if(l==r) {
    st[v] = val;
    return;
  }
  int mid = (l+r)/2;
  if(id<=mid) upd(l, mid, id, val, v*2);
  else upd(mid+1, r, id, val, v*2+1);

  st[v] = max(st[v*2], st[v*2+1]);
}
int query(int l, int r, int L, int R, int v) {
  if(l>=L && r<=R) {
    return st[v];
  }
  if(l>R || r<L) return 0;

  int mid = (l+r)/2;
  return max(query(l, mid, L, R, v*2), query(mid+1, r, L, R, v*2+1));
}
void PlayGround() {
  cin>>n>>D;
  for(int i=1; i<=n; ++i) {
    cin>>a[i];
  }

  multiset<int>ms;
  set<pair<int,int>>bounds;
  int rht[n+1];
  fill(rht, rht+n+1, n);
  for(int i=n; i>n-D; --i) {
    ms.insert(a[i]);
  }


  for(int i=n-D+1; i>0; --i) {
    int nb = *ms.begin();
    int to = i+D-1;

    bounds.insert({nb, to});

    auto it = bounds.lower_bound(make_pair(nb, to));
    while(it!=bounds.begin()) {
      auto p = prev(it);
      if(p->second>it->second) {
        bounds.erase(p);
      } else if(p->second==it->second) {
        bounds.erase(it);
        break;
      } else break;
    }

    if(i>1) {
      auto it = bounds.upper_bound(make_pair(a[i-1]+1, -1));
      if(it==bounds.end()) {
        rht[i-1] = n;
      } else {
        rht[i-1] = it->second;
      }

      ms.erase(ms.find(a[i+D-1]));
      ms.insert(a[i-1]);
    }
  }


  int Order[n+1];
  iota(Order, Order+n+1, 0);
  sort(Order+1, Order+n+1, [&] (int i, int j) {
    if(a[i]!=a[j]) return a[i]>a[j];
    return i<j;
  });

  int ans = 0;
  for(int i=1; i<=n; ++i) {
    int cur = query(1, n, Order[i], rht[Order[i]], 1) + 1;
    upd(1, n, Order[i], cur, 1);

    ans = max(ans, cur);
  }

  cout<<ans<<'\n';
}
int main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  PlayGround();
  return 0;
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 324 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 324 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 320 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 328 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 324 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 320 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 328 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 6 ms 464 KB Output is correct
42 Correct 5 ms 504 KB Output is correct
43 Correct 5 ms 468 KB Output is correct
44 Correct 5 ms 468 KB Output is correct
45 Correct 6 ms 488 KB Output is correct
46 Correct 5 ms 848 KB Output is correct
47 Correct 6 ms 620 KB Output is correct
48 Correct 8 ms 468 KB Output is correct
49 Correct 6 ms 468 KB Output is correct
50 Correct 7 ms 612 KB Output is correct
51 Correct 7 ms 468 KB Output is correct
52 Correct 8 ms 548 KB Output is correct
53 Correct 6 ms 768 KB Output is correct
54 Correct 9 ms 724 KB Output is correct
55 Correct 6 ms 620 KB Output is correct
56 Correct 7 ms 540 KB Output is correct
57 Correct 9 ms 500 KB Output is correct
58 Correct 6 ms 852 KB Output is correct
59 Correct 5 ms 836 KB Output is correct
60 Correct 6 ms 468 KB Output is correct
61 Correct 7 ms 792 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 263 ms 24944 KB Output is correct
2 Correct 252 ms 12496 KB Output is correct
3 Correct 344 ms 10960 KB Output is correct
4 Correct 306 ms 10836 KB Output is correct
5 Correct 262 ms 10864 KB Output is correct
6 Correct 300 ms 10792 KB Output is correct
7 Correct 266 ms 24840 KB Output is correct
8 Correct 168 ms 10744 KB Output is correct
9 Correct 255 ms 20192 KB Output is correct
10 Correct 210 ms 10828 KB Output is correct
11 Correct 232 ms 10732 KB Output is correct
12 Correct 240 ms 10828 KB Output is correct
13 Correct 229 ms 10900 KB Output is correct
14 Correct 255 ms 10728 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 252 ms 25248 KB Output is correct
2 Correct 305 ms 24768 KB Output is correct
3 Correct 412 ms 24924 KB Output is correct
4 Correct 399 ms 24852 KB Output is correct
5 Correct 293 ms 24940 KB Output is correct
6 Correct 369 ms 24932 KB Output is correct
7 Correct 195 ms 24860 KB Output is correct
8 Correct 223 ms 24892 KB Output is correct
9 Correct 195 ms 24812 KB Output is correct
10 Correct 235 ms 24860 KB Output is correct
11 Correct 378 ms 24924 KB Output is correct
12 Correct 406 ms 24908 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 324 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 324 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 1 ms 324 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 1 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 1 ms 212 KB Output is correct
21 Correct 1 ms 324 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 320 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 328 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 6 ms 464 KB Output is correct
42 Correct 5 ms 504 KB Output is correct
43 Correct 5 ms 468 KB Output is correct
44 Correct 5 ms 468 KB Output is correct
45 Correct 6 ms 488 KB Output is correct
46 Correct 5 ms 848 KB Output is correct
47 Correct 6 ms 620 KB Output is correct
48 Correct 8 ms 468 KB Output is correct
49 Correct 6 ms 468 KB Output is correct
50 Correct 7 ms 612 KB Output is correct
51 Correct 7 ms 468 KB Output is correct
52 Correct 8 ms 548 KB Output is correct
53 Correct 6 ms 768 KB Output is correct
54 Correct 9 ms 724 KB Output is correct
55 Correct 6 ms 620 KB Output is correct
56 Correct 7 ms 540 KB Output is correct
57 Correct 9 ms 500 KB Output is correct
58 Correct 6 ms 852 KB Output is correct
59 Correct 5 ms 836 KB Output is correct
60 Correct 6 ms 468 KB Output is correct
61 Correct 7 ms 792 KB Output is correct
62 Correct 263 ms 24944 KB Output is correct
63 Correct 252 ms 12496 KB Output is correct
64 Correct 344 ms 10960 KB Output is correct
65 Correct 306 ms 10836 KB Output is correct
66 Correct 262 ms 10864 KB Output is correct
67 Correct 300 ms 10792 KB Output is correct
68 Correct 266 ms 24840 KB Output is correct
69 Correct 168 ms 10744 KB Output is correct
70 Correct 255 ms 20192 KB Output is correct
71 Correct 210 ms 10828 KB Output is correct
72 Correct 232 ms 10732 KB Output is correct
73 Correct 240 ms 10828 KB Output is correct
74 Correct 229 ms 10900 KB Output is correct
75 Correct 255 ms 10728 KB Output is correct
76 Correct 252 ms 25248 KB Output is correct
77 Correct 305 ms 24768 KB Output is correct
78 Correct 412 ms 24924 KB Output is correct
79 Correct 399 ms 24852 KB Output is correct
80 Correct 293 ms 24940 KB Output is correct
81 Correct 369 ms 24932 KB Output is correct
82 Correct 195 ms 24860 KB Output is correct
83 Correct 223 ms 24892 KB Output is correct
84 Correct 195 ms 24812 KB Output is correct
85 Correct 235 ms 24860 KB Output is correct
86 Correct 378 ms 24924 KB Output is correct
87 Correct 406 ms 24908 KB Output is correct
88 Correct 297 ms 10832 KB Output is correct
89 Correct 313 ms 10836 KB Output is correct
90 Correct 351 ms 10836 KB Output is correct
91 Correct 310 ms 10872 KB Output is correct
92 Correct 357 ms 24844 KB Output is correct
93 Correct 483 ms 17084 KB Output is correct
94 Correct 493 ms 24924 KB Output is correct
95 Correct 275 ms 10928 KB Output is correct
96 Correct 311 ms 12760 KB Output is correct
97 Correct 347 ms 10872 KB Output is correct
98 Correct 402 ms 10976 KB Output is correct
99 Correct 299 ms 11000 KB Output is correct
100 Correct 294 ms 11028 KB Output is correct
101 Correct 286 ms 18872 KB Output is correct
102 Correct 316 ms 19988 KB Output is correct
103 Correct 359 ms 22232 KB Output is correct
104 Correct 449 ms 23692 KB Output is correct
105 Correct 501 ms 24808 KB Output is correct
106 Correct 246 ms 10832 KB Output is correct
107 Correct 268 ms 10856 KB Output is correct
108 Correct 343 ms 12040 KB Output is correct
109 Correct 308 ms 11020 KB Output is correct
110 Correct 252 ms 10868 KB Output is correct
111 Correct 314 ms 10880 KB Output is correct
112 Correct 226 ms 11364 KB Output is correct
113 Correct 386 ms 11924 KB Output is correct
114 Correct 360 ms 11860 KB Output is correct
115 Correct 181 ms 24892 KB Output is correct
116 Correct 196 ms 25000 KB Output is correct
117 Correct 264 ms 24872 KB Output is correct
118 Correct 269 ms 24904 KB Output is correct
119 Correct 231 ms 10984 KB Output is correct
120 Correct 289 ms 24972 KB Output is correct