题目

代码

pub fn two_sum(nums: Vec<i32>, target: i32) -> Vec<i32> {
    let len = nums.len();
    let mut a:Vec<i32> = vec![0;len];
    for i in 0..len {
        for j in 0 .. i {
            if a[j] == nums[i] {
                let result = vec![j as i32,i as i32];
                return result;
            }
        }
        a[i] = target - nums[i];
    }
    [0,0].to_vec()
}