rainforest test

rainforest-follow.js

// Only works on letsrevolutionizetesting.com/challenge since CORS 
// is disabled and jquery is included on that page

var getRecursive = function(url){
    return $.ajax({url: url, dataType: 'json'})
    .then(function(res){
        if(res.hasOwnProperty('follow')){
            return getRecursive(res.follow);
        }else{
            return res;
        }
    });
};

getRecursive('http://letsrevolutionizetesting.com/challenge')
.then(function(res){
    console.log(res)
});

rainforest-unique-pairs.js

// Given an array of integers, return all the unique pairs of numbers 
// in that array that adds up to 100. 
//
// Input: [1, 27, 50, 49, 51, 99, 51, 51] 
// Output: [[1, 99], [49, 51]]

var sortByValue = function(a, b){
    return a > b;
};

var uniquePairs = function(input){
    var possibleCombinations = {};
    input.forEach(function(int, i){
        input.forEach(function(int2, i2){
            var combination = [int, int2].sort(sortByValue);
            var combinationString = combination.join(',');
            if(possibleCombinations[combinationString] === undefined && 
               int + int2 === 100 && 
               i !== i2){
                possibleCombinations[combinationString] = combination;
            }
        });
    });
    return possibleCombinations;
};

//test
console.log(uniquePairs([1, 27, 50, 49, 51, 99, 51, 51]));