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

fn solve(n: usize, m: usize, k: usize) -> Vec<Vec<usize>> {
    (0..n)
        .map(|i| (0..n).map(|j| (i * k + j) % m + 1).collect())
        .collect()
}

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

    let ans = solve(n, m, k);
    for row in ans {
        println!("{}", row.iter().join(" "));
    }
}