How to Reverse a Number in Rust

Reverse a Number

Rust Programming Language

RUST REVERSE A NUMBER PROGRAM INPUT

// Rust program to reverse a number 

// using recursion

fn reverse(num:i32, len:u32)->i32{

    let x:i32 = 10;

    if len == 1{

        return num;

    }

    else{

        return (num % 10) * x.pow(len - 1) + reverse(num / 10, len-1);

    }

}

fn main() {

    let rs = reverse(1234,4);

    

    println!("Reversed number: {}", rs);

}{codeBox}

RUST REVERSE A NUMBER PROGRAM OUTPUT

Reversed number: 4321

[Execution complete with exit code {codeBox}