#include <iostream>
using namespace std;
int main () {
    int N;
    cin >> N;
    if ( N < 0) {
        cout << "Invalid input";
        return 0;
    }
    for ( int i = 1; i <= N; i++) {
        
    for ( int j = 1; j <= N; j++) {
        cout << " ";
    }
    
    for ( int k = 1; k <= (2 * i - 1 ; k++) {
        
        cout << "+";
    }
       if (i != N)
       cout << "\n";
    }
    
    return 0;
}