fn normalize(input: &str) -> String {
    let mut normal_input = input.chars().collect::<String>();
    normal_input.retain(|x| x.is_alphanumeric());
    normal_input.make_ascii_lowercase();
    normal_input
}

fn find_square_dim(input: &str) -> (u16, u16) {
    let col = (input.len() as f64).sqrt() as u16 + 1_u16;
    let row = (input.len() as f64).sqrt() as u16;
    let tup = (col, row);
    tup
}

fn build_square(input: &str, dims: (u16,u16)) -> String {
    let mut word_table: [String:dims.1] = ["", dims.1];
    let mut input_chars = input.chars();
    for code_char in input_chars {

    }
}


fn main() {
    let test = "I am excited! Are you excited?";
    println!("{}", normalize(test));
    println!("{:?}", find_square_dim(test));
}