public class Solution {
    public int[] TwoSum(int[] nums, int target) {
        for (int i = 0;i<nums.Length;i++){
            for(int j = i+1;j<nums.Length;i++){
            if(nums[i] + nums[j] == target){
                return new int[] {i,j};
            }}
        }
        return new int[] {};
    }}