Function is_odd

1550-three-consecutive-odds.rs:2–4

(num: i32)

pub fn three_consecutive_odds(arr: Vec<i32>) -> bool {
    pub fn is_odd(num: i32) -> bool {
        num % 2 != 0
    }
    let mut count = 0;
    for i in 0..arr.len() {
        if is_odd(arr[i]) {