Nomber_Generator/main.rs

use std::env;
use std::io::Write;
fn main() {

    let args: Vec<String> = env::args().collect();

    let mut file = std::fs::File::create("nomber.txt").expect("Ошибка");

    let ray = vec!["0000", "1111", "2222", "3333", "4444", "5555", "6666", "7777", "8888", "9999"];

    for arg in &args {

        println!("{}", arg);
        
        if arg.chars().count() == 4 {
        

            let mut x = 0.0000001;

        
            while x < 1.0 {
                x = x + 0.0000001;
                let y = format!("{:.7}", x);
                let c = &y[2..];
                
                let z = format!("{}{}", arg, c);

                if !z.contains(ray[0]) && !z.contains(ray[1]) && !z.contains(ray[2]) && !z.contains(ray[3]) && !z.contains(ray[4]) && !z.contains(ray[5]) && !z.contains(ray[6]) && !z.contains(ray[7]) && !z.contains(ray[8]) && !z.contains(ray[9]) {
                    
                    println!("{}", z);

                    file.write_all(z.as_bytes()).expect("Ошибка");
                    file.write_all("\n".as_bytes()).expect("Ошибка");
                    println!("Номер записан!");
                }         
            }
        } else if arg.chars().count() == 5 {

            let mut x = 0.000001;

        
            while x < 1.0 {
                x = x + 0.000001;
                let y = format!("{:.6}", x);
                let c = &y[2..];
                
                let z = format!("{}{}", arg, c);

                if !z.contains(ray[0]) && !z.contains(ray[1]) && !z.contains(ray[2]) && !z.contains(ray[3]) && !z.contains(ray[4]) && !z.contains(ray[5]) && !z.contains(ray[6]) && !z.contains(ray[7]) && !z.contains(ray[8]) && !z.contains(ray[9]) {
                    
                    println!("{}", z);

                    file.write_all(z.as_bytes()).expect("Ошибка");
                    file.write_all("\n".as_bytes()).expect("Ошибка");
                    println!("Номер записан!");
                }         
            }            
        }
    }
}