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#include <bits/stdc++.h>
#define all(vec) vec.begin(),vec.end()
#define CLR(i,a) memset(i,a,sizeof(i))
#define fi first
#define se second
#define pb push_back
#define SZ(a) ((int) a.size())
#define FOR(i, a, b) for (int i = (a); i <= (b); ++i)
#define ROF(i, a, b) for (int i = (a); i >= (b); --i)
#define getFro(vec) (vec.empty()?0:vec.front())
#define getBac(vec) (vec.empty()?0:vec.front())
#define debug(var) cerr << #var <<":"<<var<<"\n";
#define DEBUG(variable) \
do { \
std::cerr << #variable << ":"; \
for (const auto& elem : variable) { \
std::cerr << elem << " "; \
} \
std::cerr << "\n"; \
} while (0)
#define uniVec(var) \
do { \
sort(var.begin(),var.end());\
var.resize(unique(var.begin(),var.end())-var.begin());\
} while (0)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef __int128 i128;
typedef pair<ll,ll> pll;
typedef array<ll,3> arr;
typedef double DB;
typedef pair<DB,DB> pdd;
typedef pair<ll,bool> plb;
constexpr ll MAXN=static_cast<ll>(1e6)+10,INF=static_cast<ll>(1e18)+3;
constexpr ll mod=static_cast<ll>(1e9)+7;
constexpr double eps=1e-8;
ll N,M,K,T,A[MAXN];
vector<ll> g[MAXN];
ll pos_=0;
inline void solve(){
cin>>N;
pos_=0;
FOR(i,1,N) g[i].clear();
FOR(i,1,N){
cin>>A[i];
if(A[i]==-1) pos_=i;
g[A[i]].pb(i);
}
ll Low=1,Up=N;
FOR(i,1,ceil(log2(N)) ){
ll bp=INF;
FOR(j,0,SZ(g[i])-1){
ll node=g[i][j];
if(node>pos_){
bp=j;
break;
}
if(i%2==1){
A[node]=Up--;
}else{
A[node]=Low++;
}
}
ROF(j,SZ(g[i])-1,bp){
ll node=g[i][j];
if(i%2==1){
A[node]=Up--;
}else{
A[node]=Low++;
}
}
}
A[pos_]=Low++;
FOR(i,1,N){
cout<<A[i]<<" ";
}
cout<<"\n";
}
int main()
{
ios::sync_with_stdio(false);
cin.tie(0);cout.tie(0);
cin>>T;
while(T--){
solve();
}
return 0;
}
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