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E.cpp
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77 lines (76 loc) · 1.66 KB
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#include<bits/stdc++.h>
#define vi vector<int>
#define ma map<int,int>
#define uma unordered_map <int,int>
#define ll long long int
#define pb push_back
#define mod 1000000007
#define int long long
#define loop(i,x,n) for(int i=x;i<n;i++)
#define rloop(i,n) for(int i=n-1;i>=0;i--)
#define test int t;cin>>t; while(t--)
#define mp make_pair
#define pr pair<int,int>
using namespace std;
/*************************************************************************************************/
void solve()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
int n;
cin>>n;
ma s,s2;
int a[n];
loop(i,0,n)
{
cin>>a[i];
s[i+1]=1;
s2[i+1]=2;
}
cout<<a[0]<<' ';
s2.erase(a[0]);
for(int i=1;i<n;i++)
{
if(a[i]==a[i-1])
{
auto it=s2.begin();
cout<<it->first<<' ';
s2.erase(it);
}
else
{
cout<<a[i]<<' ';
auto it=s2.lower_bound(a[i]);
s2.erase(it);
}
}
cout<<'\n'<<a[0]<<' ';
s.erase(a[0]);
for(int i=1;i<n;i++)
{
if(a[i]==a[i-1])
{
auto it=s.lower_bound(a[i]);
it--;
cout<<it->first<<' ';
s.erase(it);
}
else
{
cout<<a[i]<<' ';
//auto it=lower_bound(s.begin(),s.end(),a[i]);
s.erase(a[i]);
}
}
cout<<'\n';
}
signed main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
test
solve();
return 0;
}