public/subjects/bigger

bigger

Instructions

Create the function bigger that gets the biggest positive number in the HashMap.

Notions

• hash maps

Expected Function

pub fn bigger(h: HashMap<&str, i32>) -> i32 {
}

Usage

Here is a program to test your function.

use std::collections::HashMap;
use bigger::bigger;

fn main() {

    let mut hash = HashMap::new();
    hash.insert("Daniel", 122);
    hash.insert("Ashley", 333);
    hash.insert("Katie", 334);
    hash.insert("Robert", 14);

    println!("The biggest of the elements in the HashMap is {}", bigger(hash));
}

And its output

$ cargo run
The biggest of the elements in the HashMap is 334
$