Question

How to reverse an integer number in Rust

Answer 1

fn main() {
    let mut n: i32 = 12345;
 
    n = n.abs().to_string().chars().rev().collect::<String>().parse::<i32>().unwrap();
    
    println!("{}", n);
}


      
/*
run:
  
54321
 
*/

 

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