#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx,avx2,sse,sse2")
#include<bits/stdc++.h>
#define int long long
//#define ll long long
#define down cout<<'\n';
#define NHP ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define checktime cerr << (double)clock() / CLOCKS_PER_SEC * 1000 << " ms";
using namespace std;
void ngha();
const int mod2=1e9+7;
const int mod1=998244353;
struct ib
{
int a;
int b;
};
struct icd
{
int a,b;
};
struct ic
{
int a,b,c;
};
struct id
{
int a,b,c,d;
};
struct ie
{
int a,b,c, d,e;
};
int n,m,s1,s2,s4,s3,sf,k,r,mid,s5,s6,mx,s7,s8,s9,mx2,res,dem2=0,dem=0,l;
int i,s10,s12;
int el=29;
main()
{
//#ifndef ONLINE_JUDGE
/// fin(task),fou(task);
//#endif
NHP
//modwwe
// cin>>res;
ngha();
}
stack<int> s[200001];
int a[200001];
int t[800001];
void build(int node,int l,int r)
{ t[node]=-1;
if(l==r)
{
t[node]=a[l];
return;
}
int mid=l+r>>1;
build(node<<1,l,mid);
build(node<<1|1,mid+1,r);
}
void ff(int x)
{
for(int i=x*2;i<=x*2+1;i++)
{
t[i]=t[x];
}
t[x]=-1;
}
void upd(int node,int l,int r,int l1,int r1,int c)
{
if(l>r1||r<l1) return;
if(l>=l1&&r<=r1)
{
t[node]=c;
return;
}
if(t[node]!=-1) ff(node);
int mid=l+r>>1;
upd(node<<1,l,mid,l1,r1,c);
upd(node<<1|1,mid+1,r,l1,r1,c);
}
int get(int node,int l,int r,int l1,int r1)
{
if(l>r1||r<l1) return -1;
if(l>=l1&&r<=r1) return t[node];
int mid=l+r>>1;
if(t[node]!=-1)ff(node);
return max(get(node<<1,l,mid,l1,r1),get(node<<1|1,mid+1,r,l1,r1));
}
vector<int> v;
void ngha()
{
cin>>n;
for(int i=1;i<=n;i++)
{
cin>>a[i];
v.pb(a[i]);
}
sort(v.begin(),v.end());
for(int i=1;i<=n;i++) a[i]=lower_bound(v.begin(),v.end(),a[i])-v.begin();
build(1,1,n);
for(int i=1;i<=n;i++)
{
while(s[a[i]].size()&&get(1,1,n,s[a[i]].top(),s[a[i]].top())!=a[i])
{
s[a[i]].pop();
}
if(s[a[i]].size()==0) { s[a[i]].push(i);
continue;}
s2=s[a[i]].top();
upd(1,1,n,s2,i,a[i]);
s[a[i]].push(i);
}
for(int i=1;i<=n;i++)
cout<<v[get(1,1,n,i,i)]<<"\n";
}
Compilation message
Main.cpp:45:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
45 | main()
| ^~~~
Main.cpp: In function 'void build(long long int, long long int, long long int)':
Main.cpp:66:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
66 | int mid=l+r>>1;
| ~^~
Main.cpp: In function 'void upd(long long int, long long int, long long int, long long int, long long int, long long int)':
Main.cpp:87:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
87 | int mid=l+r>>1;
| ~^~
Main.cpp: In function 'long long int get(long long int, long long int, long long int, long long int, long long int)':
Main.cpp:95:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
95 | int mid=l+r>>1;
| ~^~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
74 ms |
134872 KB |
Output is correct |
2 |
Correct |
75 ms |
134868 KB |
Output is correct |
3 |
Correct |
86 ms |
136364 KB |
Output is correct |
4 |
Correct |
75 ms |
136368 KB |
Output is correct |
5 |
Correct |
87 ms |
136540 KB |
Output is correct |
6 |
Correct |
110 ms |
136824 KB |
Output is correct |
7 |
Correct |
76 ms |
136528 KB |
Output is correct |
8 |
Correct |
84 ms |
136532 KB |
Output is correct |
9 |
Correct |
75 ms |
136528 KB |
Output is correct |
10 |
Correct |
101 ms |
136688 KB |
Output is correct |
11 |
Correct |
94 ms |
136524 KB |
Output is correct |
12 |
Correct |
96 ms |
136536 KB |
Output is correct |
13 |
Correct |
95 ms |
136676 KB |
Output is correct |
14 |
Correct |
98 ms |
136788 KB |
Output is correct |
15 |
Correct |
94 ms |
136640 KB |
Output is correct |
16 |
Correct |
96 ms |
136532 KB |
Output is correct |
17 |
Correct |
75 ms |
136528 KB |
Output is correct |
18 |
Correct |
87 ms |
136532 KB |
Output is correct |
19 |
Correct |
96 ms |
136596 KB |
Output is correct |
20 |
Correct |
82 ms |
136672 KB |
Output is correct |
21 |
Correct |
82 ms |
136532 KB |
Output is correct |
22 |
Correct |
87 ms |
136532 KB |
Output is correct |
23 |
Correct |
96 ms |
136528 KB |
Output is correct |
24 |
Correct |
106 ms |
136516 KB |
Output is correct |
25 |
Correct |
94 ms |
136660 KB |
Output is correct |
26 |
Correct |
100 ms |
137044 KB |
Output is correct |
27 |
Correct |
95 ms |
136528 KB |
Output is correct |
28 |
Correct |
97 ms |
136532 KB |
Output is correct |
29 |
Correct |
84 ms |
136560 KB |
Output is correct |
30 |
Correct |
77 ms |
136532 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
73 ms |
136528 KB |
Output is correct |
2 |
Correct |
87 ms |
136468 KB |
Output is correct |
3 |
Correct |
83 ms |
136564 KB |
Output is correct |
4 |
Correct |
84 ms |
136532 KB |
Output is correct |
5 |
Correct |
107 ms |
136548 KB |
Output is correct |
6 |
Correct |
76 ms |
136364 KB |
Output is correct |
7 |
Correct |
74 ms |
136532 KB |
Output is correct |
8 |
Correct |
89 ms |
136588 KB |
Output is correct |
9 |
Correct |
101 ms |
136776 KB |
Output is correct |
10 |
Correct |
81 ms |
136680 KB |
Output is correct |
11 |
Correct |
97 ms |
136680 KB |
Output is correct |
12 |
Correct |
95 ms |
136532 KB |
Output is correct |
13 |
Correct |
94 ms |
136924 KB |
Output is correct |
14 |
Correct |
85 ms |
136504 KB |
Output is correct |
15 |
Correct |
96 ms |
136532 KB |
Output is correct |
16 |
Correct |
100 ms |
136680 KB |
Output is correct |
17 |
Correct |
189 ms |
144576 KB |
Output is correct |
18 |
Correct |
174 ms |
144576 KB |
Output is correct |
19 |
Correct |
178 ms |
143808 KB |
Output is correct |
20 |
Correct |
192 ms |
144064 KB |
Output is correct |
21 |
Correct |
179 ms |
143700 KB |
Output is correct |
22 |
Correct |
184 ms |
143808 KB |
Output is correct |
23 |
Correct |
195 ms |
144260 KB |
Output is correct |
24 |
Correct |
185 ms |
143856 KB |
Output is correct |
25 |
Correct |
194 ms |
143860 KB |
Output is correct |
26 |
Correct |
191 ms |
143740 KB |
Output is correct |
27 |
Correct |
185 ms |
143824 KB |
Output is correct |
28 |
Correct |
227 ms |
144000 KB |
Output is correct |
29 |
Correct |
182 ms |
143940 KB |
Output is correct |
30 |
Correct |
190 ms |
144576 KB |
Output is correct |
31 |
Correct |
191 ms |
144576 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
74 ms |
134872 KB |
Output is correct |
2 |
Correct |
75 ms |
134868 KB |
Output is correct |
3 |
Correct |
86 ms |
136364 KB |
Output is correct |
4 |
Correct |
75 ms |
136368 KB |
Output is correct |
5 |
Correct |
87 ms |
136540 KB |
Output is correct |
6 |
Correct |
110 ms |
136824 KB |
Output is correct |
7 |
Correct |
76 ms |
136528 KB |
Output is correct |
8 |
Correct |
84 ms |
136532 KB |
Output is correct |
9 |
Correct |
75 ms |
136528 KB |
Output is correct |
10 |
Correct |
101 ms |
136688 KB |
Output is correct |
11 |
Correct |
94 ms |
136524 KB |
Output is correct |
12 |
Correct |
96 ms |
136536 KB |
Output is correct |
13 |
Correct |
95 ms |
136676 KB |
Output is correct |
14 |
Correct |
98 ms |
136788 KB |
Output is correct |
15 |
Correct |
94 ms |
136640 KB |
Output is correct |
16 |
Correct |
96 ms |
136532 KB |
Output is correct |
17 |
Correct |
75 ms |
136528 KB |
Output is correct |
18 |
Correct |
87 ms |
136532 KB |
Output is correct |
19 |
Correct |
96 ms |
136596 KB |
Output is correct |
20 |
Correct |
82 ms |
136672 KB |
Output is correct |
21 |
Correct |
82 ms |
136532 KB |
Output is correct |
22 |
Correct |
87 ms |
136532 KB |
Output is correct |
23 |
Correct |
96 ms |
136528 KB |
Output is correct |
24 |
Correct |
106 ms |
136516 KB |
Output is correct |
25 |
Correct |
94 ms |
136660 KB |
Output is correct |
26 |
Correct |
100 ms |
137044 KB |
Output is correct |
27 |
Correct |
95 ms |
136528 KB |
Output is correct |
28 |
Correct |
97 ms |
136532 KB |
Output is correct |
29 |
Correct |
84 ms |
136560 KB |
Output is correct |
30 |
Correct |
77 ms |
136532 KB |
Output is correct |
31 |
Correct |
73 ms |
136528 KB |
Output is correct |
32 |
Correct |
87 ms |
136468 KB |
Output is correct |
33 |
Correct |
83 ms |
136564 KB |
Output is correct |
34 |
Correct |
84 ms |
136532 KB |
Output is correct |
35 |
Correct |
107 ms |
136548 KB |
Output is correct |
36 |
Correct |
76 ms |
136364 KB |
Output is correct |
37 |
Correct |
74 ms |
136532 KB |
Output is correct |
38 |
Correct |
89 ms |
136588 KB |
Output is correct |
39 |
Correct |
101 ms |
136776 KB |
Output is correct |
40 |
Correct |
81 ms |
136680 KB |
Output is correct |
41 |
Correct |
97 ms |
136680 KB |
Output is correct |
42 |
Correct |
95 ms |
136532 KB |
Output is correct |
43 |
Correct |
94 ms |
136924 KB |
Output is correct |
44 |
Correct |
85 ms |
136504 KB |
Output is correct |
45 |
Correct |
96 ms |
136532 KB |
Output is correct |
46 |
Correct |
100 ms |
136680 KB |
Output is correct |
47 |
Correct |
189 ms |
144576 KB |
Output is correct |
48 |
Correct |
174 ms |
144576 KB |
Output is correct |
49 |
Correct |
178 ms |
143808 KB |
Output is correct |
50 |
Correct |
192 ms |
144064 KB |
Output is correct |
51 |
Correct |
179 ms |
143700 KB |
Output is correct |
52 |
Correct |
184 ms |
143808 KB |
Output is correct |
53 |
Correct |
195 ms |
144260 KB |
Output is correct |
54 |
Correct |
185 ms |
143856 KB |
Output is correct |
55 |
Correct |
194 ms |
143860 KB |
Output is correct |
56 |
Correct |
191 ms |
143740 KB |
Output is correct |
57 |
Correct |
185 ms |
143824 KB |
Output is correct |
58 |
Correct |
227 ms |
144000 KB |
Output is correct |
59 |
Correct |
182 ms |
143940 KB |
Output is correct |
60 |
Correct |
190 ms |
144576 KB |
Output is correct |
61 |
Correct |
191 ms |
144576 KB |
Output is correct |
62 |
Correct |
200 ms |
147900 KB |
Output is correct |
63 |
Correct |
204 ms |
146296 KB |
Output is correct |
64 |
Correct |
181 ms |
146376 KB |
Output is correct |
65 |
Correct |
208 ms |
146612 KB |
Output is correct |
66 |
Correct |
207 ms |
146624 KB |
Output is correct |
67 |
Correct |
196 ms |
146880 KB |
Output is correct |
68 |
Correct |
200 ms |
147132 KB |
Output is correct |
69 |
Correct |
203 ms |
146704 KB |
Output is correct |
70 |
Correct |
206 ms |
146804 KB |
Output is correct |
71 |
Correct |
198 ms |
146776 KB |
Output is correct |
72 |
Correct |
193 ms |
146620 KB |
Output is correct |
73 |
Correct |
208 ms |
146112 KB |
Output is correct |
74 |
Correct |
250 ms |
146392 KB |
Output is correct |
75 |
Correct |
194 ms |
146272 KB |
Output is correct |
76 |
Correct |
207 ms |
146600 KB |
Output is correct |
77 |
Correct |
194 ms |
146140 KB |
Output is correct |
78 |
Correct |
196 ms |
146380 KB |
Output is correct |