#include<iostream>
using namespace std;
int main(){
int a,b=0,k;
cin>>a;
cout<<"+";
for(int o=1;o<=a-2;o++){
cout<<"-";
}
cout<<"+"<<endl;
for(int i=1;i<=a-2;i++){
k=a-3-b;
cout<<"+";
for(int t=1;t<=b;t++){
cout<<"-";
}
cout<<"+";
for(int u=1;u<=k;u++){
cout<<"-";
}
cout<<"+"<<endl;
b++;
}
cout<<"+";
for(int p=1;p<=a-2;p++){
cout<<"-";
}
cout<<"+"<<endl;
return 0;
}
