Function repeat_str 

pub fn repeat_str(s: &str, n: usize) -> String

Repeats a given string a specified number of times.

Arguments

• s - A string slice to be repeated
• n - The number of times to repeat the string

Returns

A String containing the repeated string

Examples

let result = repeat_str("abc", 3);
assert_eq!(result, "abcabcabc");