配列 9 - 2 つの数値の合計

質問URL: https://leetcode.cn/leetbook/read/top-interview-questions-easy/x2jrse/

public class Solution {
    public int[] TwoSum(int[] nums, int target) {
        int i,j;
        int[] arr=new int[2]{0,0};
        for(i=0;i<nums.Length;i++){
            for(j=i+1;j<nums.Length;j++){
                if(nums[i]+nums[j]==target){
                    arr[0]=i;
                    arr[1]=j;
                    break;
                }
            }
            if(nums[i]+nums[j-1]==target)break;
        }
        return arr;
    }
}