#include<bits/stdc++.h>
using namespace std;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n;
cin>>n;
vector<int> a(n);
for(int i=0;i<n;i++)
cin>>a[i];
for(int i=0;i<n;i++)
if(a[i]>=0)
a[i]=-a[i]-1;
int maxi=INT_MIN;
int ind=-1;
for(int i=0;i<n;i++)
{
if(abs(a[i])>maxi)
{
maxi=abs(a[i]);
ind=i;
}
}
if(n&1)
a[ind]=-a[ind]-1;
for(auto i:a)
{
cout<<i<<" ";
}
cout<<endl;
return 0;
}
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