Question

How to generate 4 digits random numbers in Rust

Answer 1

use rand::Rng;

fn random(min: i32, max: i32) -> i32 {
    let mut rng = rand::thread_rng();
    
    rng.gen_range(min..=max)
}

fn main() {
    for _ in 0..10 {
        println!("{}", random(1000, 9999));
    }
}


  
/*
run:

5146
6444
4052
8331
1917
4942
2562
8391
3654
1612

*/

 

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