// Online C++ compiler to run C++ program online
#include <iostream>
using namespace std;
int main() {
    int n ;
    cout << "Enter the number: ";
    cin >> n ;
    for (int i = 0 ; i < n ; i++){
        for (int x = 1 ; x <= i ; x++) cout << n - i + x << " " ;
        for (int j = 1 ; j <= n - i ; j++) cout << j << " " ;
        cout << '\n' ;
    }
    return 0;
}