var twoSum = function(str, target) {
    var nums = str.split(/\s+/);
    var numlist = nums.map(Number)
    var targetNum = parseInt(target);
    for(var i = 0;i<numlist.length;i++){
        for(var j = i+1;j<numlist.length;j++){
            if(numlist[i]+numlist[j]==targetNum){
                return [numlist[i],numlist[j]]
            }
        }
    }
};
console.log(twoSum("17 20 33", 37)[0], twoSum("17 20 33", 37)[1]);