oj.uz

Submission #818190

# Submission time Handle Problem Language Result Execution time Memory
818190 2023-08-10T03:32:53 Z trucmai Financial Report (JOI21_financial) C++17
100 / 100
 720 ms 61976 KB 
#include <bits/stdc++.h>
using namespace std; 
#define ll long long 
const ll N = 3e5+5;
ll n,d,a[N],dp[N],mx[N];
map<ll,vector<ll>>mp;
struct segtree{
  vector<ll>tr,lz; ll n;
  segtree(){}
  void init(ll _n){ 
    n = _n; 
    tr = vector<ll>(4*n+5,0);
    lz = vector<ll>(4*n+5,-1);
  }
  void push(ll i,ll l,ll r){
    if(lz[i] == -1) return; 
    tr[i] = lz[i];
    if(l != r){
      lz[2*i] = lz[i]; 
      lz[2*i+1] = lz[i]; 
    }
    lz[i] = -1;
  }
  void upd(ll i,ll l,ll r,ll ql,ll qr,ll val){
    push(i,l,r);
    if(l > qr || r < ql) return; 
    if(ql <= l && r <= qr){
      lz[i] = val;
      push(i,l,r); 
      return; 
    }
    ll m = (r+l) >> 1;
    upd(2*i,l,m,ql,qr,val); upd(2*i+1,m+1,r,ql,qr,val); 
    tr[i] = max(tr[2*i],tr[2*i+1]);
  }
  ll get(ll i,ll l,ll r,ll ql,ll qr){
    push(i,l,r); 
    if(l > qr || r < ql) return 0;
    if(ql <= l && r <= qr) return tr[i]; 
    ll m = (r+l) >> 1; 
    ll left = get(2*i,l,m,ql,qr),right = get(2*i+1,m+1,r,ql,qr);
    return max(left,right);
  }
  void upd(ll l,ll r,ll val){ upd(1,1,n,l,r,val); }
  ll get(ll l,ll r){return get(1,1,n,l,r);}
}st;
void compress(){
  ll cnt = 0;
  for(auto node : mp){
    ++cnt;
    for(ll j : node.second) a[j] = cnt;
  } 
}
signed main(){ 
  cin>>n>>d; st.init(n);
  for(ll i = 1;i <= n;++i){
    cin>>a[i]; 
    mp[a[i]].push_back(i);
  } 
  compress(); deque<ll>dq;
  for(ll i = 1;i <= n;++i){
    while(!dq.empty() && a[dq.back()] >= a[i]) dq.pop_back(); 
    while(!dq.empty() && dq.front() + d <= i) dq.pop_front(); 
    dq.push_back(i); 
    if(i >= d) mx[i] = a[dq.front()];
  }
  //for(ll i = 1;i <= n;++i) 
  //  cerr<<"DEBUG: "<<i<<" "<<mx[i]<<endl;
  for(ll i = 1;i <= n;++i){ 
    dp[i] = max(dp[i],st.get(1,a[i] - 1) + 1);
    st.upd(a[i],a[i],max(dp[i],st.get(a[i],a[i])));
    dp[i] = max(dp[i],st.get(a[i],n));
    if(i >= d) st.upd(1,mx[i] - 1,0);
    // cerr<<"DEBUG DP: "<<i<<" "<<dp[i]<<endl;
  }
  cout<<dp[n];
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 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 212 KB Output is correct
22 Correct 0 ms 308 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 308 KB Output is correct
26 Correct 1 ms 212 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 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 212 KB Output is correct
22 Correct 0 ms 308 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 308 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 308 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 304 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 304 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 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 312 KB Output is correct
38 Correct 1 ms 304 KB Output is correct
39 Correct 1 ms 304 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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 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 212 KB Output is correct
22 Correct 0 ms 308 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 308 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 308 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 304 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 304 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 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 312 KB Output is correct
38 Correct 1 ms 304 KB Output is correct
39 Correct 1 ms 304 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 8 ms 1212 KB Output is correct
42 Correct 9 ms 1744 KB Output is correct
43 Correct 4 ms 980 KB Output is correct
44 Correct 7 ms 1264 KB Output is correct
45 Correct 7 ms 1212 KB Output is correct
46 Correct 10 ms 1668 KB Output is correct
47 Correct 11 ms 1596 KB Output is correct
48 Correct 9 ms 1620 KB Output is correct
49 Correct 8 ms 1748 KB Output is correct
50 Correct 9 ms 1752 KB Output is correct
51 Correct 13 ms 1880 KB Output is correct
52 Correct 11 ms 1756 KB Output is correct
53 Correct 8 ms 1748 KB Output is correct
54 Correct 10 ms 1748 KB Output is correct
55 Correct 9 ms 1680 KB Output is correct
56 Correct 8 ms 1748 KB Output is correct
57 Correct 8 ms 1728 KB Output is correct
58 Correct 7 ms 1620 KB Output is correct
59 Correct 7 ms 1616 KB Output is correct
60 Correct 9 ms 1704 KB Output is correct
61 Correct 7 ms 1700 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 162 ms 28828 KB Output is correct
2 Correct 250 ms 31392 KB Output is correct
3 Correct 285 ms 32480 KB Output is correct
4 Correct 620 ms 57104 KB Output is correct
5 Correct 517 ms 61872 KB Output is correct
6 Correct 680 ms 61776 KB Output is correct
7 Correct 359 ms 61512 KB Output is correct
8 Correct 387 ms 61736 KB Output is correct
9 Correct 352 ms 61868 KB Output is correct
10 Correct 364 ms 61808 KB Output is correct
11 Correct 499 ms 61792 KB Output is correct
12 Correct 594 ms 61812 KB Output is correct
13 Correct 537 ms 61852 KB Output is correct
14 Correct 635 ms 61816 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 190 ms 26504 KB Output is correct
2 Correct 242 ms 29668 KB Output is correct
3 Correct 296 ms 31188 KB Output is correct
4 Correct 569 ms 59532 KB Output is correct
5 Correct 578 ms 59640 KB Output is correct
6 Correct 591 ms 59460 KB Output is correct
7 Correct 332 ms 61920 KB Output is correct
8 Correct 307 ms 59536 KB Output is correct
9 Correct 330 ms 59512 KB Output is correct
10 Correct 421 ms 59280 KB Output is correct
11 Correct 566 ms 59484 KB Output is correct
12 Correct 530 ms 59508 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 1 ms 308 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 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 212 KB Output is correct
22 Correct 0 ms 308 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 308 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 308 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 304 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 304 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 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 312 KB Output is correct
38 Correct 1 ms 304 KB Output is correct
39 Correct 1 ms 304 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 8 ms 1212 KB Output is correct
42 Correct 9 ms 1744 KB Output is correct
43 Correct 4 ms 980 KB Output is correct
44 Correct 7 ms 1264 KB Output is correct
45 Correct 7 ms 1212 KB Output is correct
46 Correct 10 ms 1668 KB Output is correct
47 Correct 11 ms 1596 KB Output is correct
48 Correct 9 ms 1620 KB Output is correct
49 Correct 8 ms 1748 KB Output is correct
50 Correct 9 ms 1752 KB Output is correct
51 Correct 13 ms 1880 KB Output is correct
52 Correct 11 ms 1756 KB Output is correct
53 Correct 8 ms 1748 KB Output is correct
54 Correct 10 ms 1748 KB Output is correct
55 Correct 9 ms 1680 KB Output is correct
56 Correct 8 ms 1748 KB Output is correct
57 Correct 8 ms 1728 KB Output is correct
58 Correct 7 ms 1620 KB Output is correct
59 Correct 7 ms 1616 KB Output is correct
60 Correct 9 ms 1704 KB Output is correct
61 Correct 7 ms 1700 KB Output is correct
62 Correct 162 ms 28828 KB Output is correct
63 Correct 250 ms 31392 KB Output is correct
64 Correct 285 ms 32480 KB Output is correct
65 Correct 620 ms 57104 KB Output is correct
66 Correct 517 ms 61872 KB Output is correct
67 Correct 680 ms 61776 KB Output is correct
68 Correct 359 ms 61512 KB Output is correct
69 Correct 387 ms 61736 KB Output is correct
70 Correct 352 ms 61868 KB Output is correct
71 Correct 364 ms 61808 KB Output is correct
72 Correct 499 ms 61792 KB Output is correct
73 Correct 594 ms 61812 KB Output is correct
74 Correct 537 ms 61852 KB Output is correct
75 Correct 635 ms 61816 KB Output is correct
76 Correct 190 ms 26504 KB Output is correct
77 Correct 242 ms 29668 KB Output is correct
78 Correct 296 ms 31188 KB Output is correct
79 Correct 569 ms 59532 KB Output is correct
80 Correct 578 ms 59640 KB Output is correct
81 Correct 591 ms 59460 KB Output is correct
82 Correct 332 ms 61920 KB Output is correct
83 Correct 307 ms 59536 KB Output is correct
84 Correct 330 ms 59512 KB Output is correct
85 Correct 421 ms 59280 KB Output is correct
86 Correct 566 ms 59484 KB Output is correct
87 Correct 530 ms 59508 KB Output is correct
88 Correct 387 ms 32680 KB Output is correct
89 Correct 621 ms 60680 KB Output is correct
90 Correct 415 ms 37688 KB Output is correct
91 Correct 606 ms 61900 KB Output is correct
92 Correct 233 ms 32780 KB Output is correct
93 Correct 313 ms 33228 KB Output is correct
94 Correct 546 ms 50588 KB Output is correct
95 Correct 570 ms 61864 KB Output is correct
96 Correct 565 ms 61832 KB Output is correct
97 Correct 659 ms 61904 KB Output is correct
98 Correct 621 ms 61924 KB Output is correct
99 Correct 640 ms 61864 KB Output is correct
100 Correct 720 ms 61960 KB Output is correct
101 Correct 400 ms 61820 KB Output is correct
102 Correct 379 ms 61976 KB Output is correct
103 Correct 461 ms 61892 KB Output is correct
104 Correct 450 ms 61764 KB Output is correct
105 Correct 502 ms 61704 KB Output is correct
106 Correct 471 ms 61824 KB Output is correct
107 Correct 475 ms 61884 KB Output is correct
108 Correct 644 ms 61808 KB Output is correct
109 Correct 494 ms 61868 KB Output is correct
110 Correct 624 ms 61900 KB Output is correct
111 Correct 667 ms 61832 KB Output is correct
112 Correct 509 ms 61912 KB Output is correct
113 Correct 608 ms 61848 KB Output is correct
114 Correct 560 ms 61772 KB Output is correct
115 Correct 332 ms 59536 KB Output is correct
116 Correct 316 ms 59452 KB Output is correct
117 Correct 372 ms 60776 KB Output is correct
118 Correct 382 ms 60644 KB Output is correct
119 Correct 483 ms 61740 KB Output is correct
120 Correct 439 ms 61756 KB Output is correct