rustgym 0.2.0

struct Solution;

impl Solution {
    fn get_row(row_index: i32) -> Vec<i32> {
        let row_index = row_index as usize;
        if row_index == 0 {
            return vec![1];
        }
        if row_index == 1 {
            return vec![1, 1];
        }
        let mut row = vec![1, 1];
        for i in 2..=row_index {
            let mut temp = vec![1; row_index as usize + 1];
            for j in 1..i {
                temp[j] = row[j - 1] + row[j]
            }
            row = temp
        }
        row
    }
}

#[test]
fn test() {
    assert_eq!(Solution::get_row(4), vec![1, 4, 6, 4, 1]);
}