#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n;cin>>n;
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
        {
            if(i==j||n+1==i+j) cout<<"+";
            else cout<<"-";
        }
        cout<<endl;
    }
    return 0;
}

le si yao xing bu xing ya