matrix testing

main.rs

#[macro_use]
extern crate matrix;

use matrix::prelude::*;

fn main() {
    let rows: usize = 2;
    let cols: usize = 4;


    let mut matrix = Compressed::zero((rows, cols));
    /// I have no idea why, but the set command is necessary to help the compiler infer the type
    /// for the variable.
    matrix.set((0,0), 0);

    for item in matrix.iter() {
        println!("item: {:?}", item);
        println!("item: {}", item.is_zero());
    }

}