#![allow(unused_imports)]
use itertools::*;
use proconio::{input, marker::*};

fn main() {
    input! {
        n: usize,
    }

    for i in 0..n {
        println!(
            "{}",
            (0..=i)
                .map(|j| if (i + j) % 3 == 0 { 2 } else { 1 })
                .join(" ")
        )
    }
}