oj.uz

Submission #748966

# Submission time Handle Problem Language Result Execution time Memory
748966 2023-05-27T08:21:55 Z model_code Sequence (APIO23_sequence) C++17
100 / 100
 942 ms 53732 KB 
#include "sequence.h"
#include<bits/stdc++.h>
#define re register
using namespace std;
int n,m,a[500002],ans,mx[2000002],mn[2000002],sum,tg[2000002],Mx,Mn,pmx[2000002],pmn[2000002],smx[2000002],smn[2000002],Q[500002],hd,tl;
vector<int>AA[500002];
inline void Add(re int p,re int x){
	mx[p]+=x,mn[p]+=x,tg[p]+=x;
}
inline void pd(re int p){
	if(tg[p])Add(p<<1,tg[p]),Add(p<<1|1,tg[p]),tg[p]=0;
}
inline void pu(re int p){
	mx[p]=max(mx[p<<1],mx[p<<1|1]);
	mn[p]=min(mn[p<<1],mn[p<<1|1]);
}
inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
	if(l>=x&&r<=y)return Add(p,z);
	pd(p);
	re int mid=l+r>>1;
	if(x<=mid)add(p<<1,l,mid,x,y,z);
	if(y>mid)add(p<<1|1,mid+1,r,x,y,z);
	pu(p);
}
inline void ask(re int p,re int l,re int r,re int x,re int y){
	if(l>=x&&r<=y){
		Mx=max(Mx,mx[p]),Mn=min(Mn,mn[p]);
		return;
	}
	pd(p);
	re int mid=l+r>>1;
	if(x<=mid)ask(p<<1,l,mid,x,y);
	if(y>mid)ask(p<<1|1,mid+1,r,x,y);
}
int sequence(int N, std::vector<int> A){
	n=N;
	for(re int i=1;i<=n;++i)a[i]=A[i-1],AA[a[i]].push_back(i),add(1,0,n,i,n,1);
	for(re int i=1;i<=n;++i){
		for(auto z:AA[i])Mn=1e9,ask(1,0,n,0,z-1),pmn[z]=Mn,Mx=-1e9,ask(1,0,n,z,n),smx[z]=Mx;
		for(auto z:AA[i])add(1,0,n,z,n,-2);
		for(auto z:AA[i])Mx=-1e9,ask(1,0,n,0,z-1),pmx[z]=Mx,Mn=1e9,ask(1,0,n,z,n),smn[z]=Mn;
		hd=1,tl=0;
		for(auto z:AA[i]){
			Q[++tl]=z;
			while(hd<=tl&&1ll*(smx[z]-pmn[Q[hd]])*(smn[z]-pmx[Q[hd]])>0)++hd;
			ans=max(ans,tl-hd+1);
		}
	}
	return ans;
}

Compilation message

sequence.cpp:7:24: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
    7 | inline void Add(re int p,re int x){
      |                        ^
sequence.cpp:7:33: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
    7 | inline void Add(re int p,re int x){
      |                                 ^
sequence.cpp:10:23: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   10 | inline void pd(re int p){
      |                       ^
sequence.cpp:13:23: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   13 | inline void pu(re int p){
      |                       ^
sequence.cpp:17:24: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 | inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
      |                        ^
sequence.cpp:17:33: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 | inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
      |                                 ^
sequence.cpp:17:42: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 | inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
      |                                          ^
sequence.cpp:17:51: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 | inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
      |                                                   ^
sequence.cpp:17:60: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 | inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
      |                                                            ^
sequence.cpp:17:69: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   17 | inline void add(re int p,re int l,re int r,re int x,re int y,re int z){
      |                                                                     ^
sequence.cpp: In function 'void add(int, int, int, int, int, int)':
sequence.cpp:20:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   20 |  re int mid=l+r>>1;
      |             ~^~
sequence.cpp:20:9: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   20 |  re int mid=l+r>>1;
      |         ^~~
sequence.cpp: At global scope:
sequence.cpp:25:24: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 | inline void ask(re int p,re int l,re int r,re int x,re int y){
      |                        ^
sequence.cpp:25:33: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 | inline void ask(re int p,re int l,re int r,re int x,re int y){
      |                                 ^
sequence.cpp:25:42: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 | inline void ask(re int p,re int l,re int r,re int x,re int y){
      |                                          ^
sequence.cpp:25:51: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 | inline void ask(re int p,re int l,re int r,re int x,re int y){
      |                                                   ^
sequence.cpp:25:60: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   25 | inline void ask(re int p,re int l,re int r,re int x,re int y){
      |                                                            ^
sequence.cpp: In function 'void ask(int, int, int, int, int)':
sequence.cpp:31:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   31 |  re int mid=l+r>>1;
      |             ~^~
sequence.cpp:31:9: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   31 |  re int mid=l+r>>1;
      |         ^~~
sequence.cpp: In function 'int sequence(int, std::vector<int>)':
sequence.cpp:37:13: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   37 |  for(re int i=1;i<=n;++i)a[i]=A[i-1],AA[a[i]].push_back(i),add(1,0,n,i,n,1);
      |             ^
sequence.cpp:38:13: warning: ISO C++17 does not allow 'register' storage class specifier [-Wregister]
   38 |  for(re int i=1;i<=n;++i){
      |             ^

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11988 KB Output is correct
2 Correct 7 ms 12116 KB Output is correct
3 Correct 7 ms 12116 KB Output is correct
4 Correct 7 ms 12116 KB Output is correct
5 Correct 7 ms 12124 KB Output is correct
6 Correct 7 ms 12116 KB Output is correct
7 Correct 6 ms 12116 KB Output is correct
8 Correct 7 ms 12116 KB Output is correct
9 Correct 8 ms 12116 KB Output is correct
10 Correct 6 ms 12116 KB Output is correct
11 Correct 7 ms 12116 KB Output is correct
12 Correct 7 ms 12116 KB Output is correct

Subtask #2
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11988 KB Output is correct
2 Correct 7 ms 12116 KB Output is correct
3 Correct 7 ms 12116 KB Output is correct
4 Correct 7 ms 12116 KB Output is correct
5 Correct 7 ms 12124 KB Output is correct
6 Correct 7 ms 12116 KB Output is correct
7 Correct 6 ms 12116 KB Output is correct
8 Correct 7 ms 12116 KB Output is correct
9 Correct 8 ms 12116 KB Output is correct
10 Correct 6 ms 12116 KB Output is correct
11 Correct 7 ms 12116 KB Output is correct
12 Correct 7 ms 12116 KB Output is correct
13 Correct 9 ms 12244 KB Output is correct
14 Correct 9 ms 12244 KB Output is correct
15 Correct 10 ms 12236 KB Output is correct
16 Correct 8 ms 12116 KB Output is correct
17 Correct 10 ms 12188 KB Output is correct
18 Correct 8 ms 12244 KB Output is correct
19 Correct 9 ms 12244 KB Output is correct
20 Correct 8 ms 12128 KB Output is correct
21 Correct 9 ms 12244 KB Output is correct
22 Correct 9 ms 12244 KB Output is correct

Subtask #3
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11988 KB Output is correct
2 Correct 496 ms 48040 KB Output is correct
3 Correct 507 ms 47920 KB Output is correct
4 Correct 448 ms 40672 KB Output is correct
5 Correct 507 ms 47004 KB Output is correct
6 Correct 513 ms 46968 KB Output is correct
7 Correct 456 ms 40508 KB Output is correct
8 Correct 433 ms 40760 KB Output is correct
9 Correct 439 ms 40832 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 12116 KB Output is correct
2 Correct 487 ms 41396 KB Output is correct
3 Correct 471 ms 40876 KB Output is correct
4 Correct 473 ms 40860 KB Output is correct
5 Correct 475 ms 41368 KB Output is correct
6 Correct 459 ms 41264 KB Output is correct

Subtask #5
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 750 ms 53732 KB Output is correct
2 Correct 769 ms 53644 KB Output is correct
3 Correct 794 ms 53184 KB Output is correct
4 Correct 718 ms 53068 KB Output is correct
5 Correct 596 ms 49872 KB Output is correct
6 Correct 605 ms 49852 KB Output is correct
7 Correct 495 ms 48588 KB Output is correct
8 Correct 493 ms 48252 KB Output is correct

Subtask #6
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11988 KB Output is correct
2 Correct 7 ms 12116 KB Output is correct
3 Correct 7 ms 12116 KB Output is correct
4 Correct 7 ms 12116 KB Output is correct
5 Correct 7 ms 12124 KB Output is correct
6 Correct 7 ms 12116 KB Output is correct
7 Correct 6 ms 12116 KB Output is correct
8 Correct 7 ms 12116 KB Output is correct
9 Correct 8 ms 12116 KB Output is correct
10 Correct 6 ms 12116 KB Output is correct
11 Correct 7 ms 12116 KB Output is correct
12 Correct 7 ms 12116 KB Output is correct
13 Correct 9 ms 12244 KB Output is correct
14 Correct 9 ms 12244 KB Output is correct
15 Correct 10 ms 12236 KB Output is correct
16 Correct 8 ms 12116 KB Output is correct
17 Correct 10 ms 12188 KB Output is correct
18 Correct 8 ms 12244 KB Output is correct
19 Correct 9 ms 12244 KB Output is correct
20 Correct 8 ms 12128 KB Output is correct
21 Correct 9 ms 12244 KB Output is correct
22 Correct 9 ms 12244 KB Output is correct
23 Correct 122 ms 18900 KB Output is correct
24 Correct 124 ms 18892 KB Output is correct
25 Correct 119 ms 18900 KB Output is correct
26 Correct 99 ms 18004 KB Output is correct
27 Correct 94 ms 18004 KB Output is correct
28 Correct 98 ms 18008 KB Output is correct
29 Correct 78 ms 17740 KB Output is correct
30 Correct 78 ms 17868 KB Output is correct
31 Correct 70 ms 18120 KB Output is correct
32 Correct 71 ms 19788 KB Output is correct
33 Correct 109 ms 18816 KB Output is correct
34 Correct 118 ms 18816 KB Output is correct
35 Correct 108 ms 18772 KB Output is correct
36 Correct 114 ms 18772 KB Output is correct
37 Correct 109 ms 18728 KB Output is correct
38 Correct 110 ms 18832 KB Output is correct

Subtask #7
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 7 ms 11988 KB Output is correct
2 Correct 7 ms 12116 KB Output is correct
3 Correct 7 ms 12116 KB Output is correct
4 Correct 7 ms 12116 KB Output is correct
5 Correct 7 ms 12124 KB Output is correct
6 Correct 7 ms 12116 KB Output is correct
7 Correct 6 ms 12116 KB Output is correct
8 Correct 7 ms 12116 KB Output is correct
9 Correct 8 ms 12116 KB Output is correct
10 Correct 6 ms 12116 KB Output is correct
11 Correct 7 ms 12116 KB Output is correct
12 Correct 7 ms 12116 KB Output is correct
13 Correct 9 ms 12244 KB Output is correct
14 Correct 9 ms 12244 KB Output is correct
15 Correct 10 ms 12236 KB Output is correct
16 Correct 8 ms 12116 KB Output is correct
17 Correct 10 ms 12188 KB Output is correct
18 Correct 8 ms 12244 KB Output is correct
19 Correct 9 ms 12244 KB Output is correct
20 Correct 8 ms 12128 KB Output is correct
21 Correct 9 ms 12244 KB Output is correct
22 Correct 9 ms 12244 KB Output is correct
23 Correct 496 ms 48040 KB Output is correct
24 Correct 507 ms 47920 KB Output is correct
25 Correct 448 ms 40672 KB Output is correct
26 Correct 507 ms 47004 KB Output is correct
27 Correct 513 ms 46968 KB Output is correct
28 Correct 456 ms 40508 KB Output is correct
29 Correct 433 ms 40760 KB Output is correct
30 Correct 439 ms 40832 KB Output is correct
31 Correct 487 ms 41396 KB Output is correct
32 Correct 471 ms 40876 KB Output is correct
33 Correct 473 ms 40860 KB Output is correct
34 Correct 475 ms 41368 KB Output is correct
35 Correct 459 ms 41264 KB Output is correct
36 Correct 750 ms 53732 KB Output is correct
37 Correct 769 ms 53644 KB Output is correct
38 Correct 794 ms 53184 KB Output is correct
39 Correct 718 ms 53068 KB Output is correct
40 Correct 596 ms 49872 KB Output is correct
41 Correct 605 ms 49852 KB Output is correct
42 Correct 495 ms 48588 KB Output is correct
43 Correct 493 ms 48252 KB Output is correct
44 Correct 122 ms 18900 KB Output is correct
45 Correct 124 ms 18892 KB Output is correct
46 Correct 119 ms 18900 KB Output is correct
47 Correct 99 ms 18004 KB Output is correct
48 Correct 94 ms 18004 KB Output is correct
49 Correct 98 ms 18008 KB Output is correct
50 Correct 78 ms 17740 KB Output is correct
51 Correct 78 ms 17868 KB Output is correct
52 Correct 70 ms 18120 KB Output is correct
53 Correct 71 ms 19788 KB Output is correct
54 Correct 109 ms 18816 KB Output is correct
55 Correct 118 ms 18816 KB Output is correct
56 Correct 108 ms 18772 KB Output is correct
57 Correct 114 ms 18772 KB Output is correct
58 Correct 109 ms 18728 KB Output is correct
59 Correct 110 ms 18832 KB Output is correct
60 Correct 942 ms 48044 KB Output is correct
61 Correct 930 ms 48056 KB Output is correct
62 Correct 941 ms 48060 KB Output is correct
63 Correct 790 ms 41548 KB Output is correct
64 Correct 747 ms 41300 KB Output is correct
65 Correct 759 ms 41408 KB Output is correct
66 Correct 477 ms 40740 KB Output is correct
67 Correct 487 ms 40872 KB Output is correct
68 Correct 445 ms 42064 KB Output is correct
69 Correct 462 ms 53700 KB Output is correct
70 Correct 899 ms 47332 KB Output is correct
71 Correct 891 ms 47300 KB Output is correct
72 Correct 920 ms 46816 KB Output is correct
73 Correct 866 ms 47060 KB Output is correct
74 Correct 848 ms 46752 KB Output is correct
75 Correct 884 ms 47060 KB Output is correct