好弱哈哈~~
/**
* @param {number[]} nums
* @param {number} target
* @return {number[]}
*/
var twoSum = function(nums, target) {
var answer = []
dance:
for(let i = 0; i < nums.length ; i++) {
for(let s = i+1; s < nums.length ; s++) {
if (target - nums[i] === nums[s]) {
answer.push(i)
answer.push(s)
break dance
}
}
}
return answer
};