// Leetcode #198

// Language: Javascript

// Problem: https://leetcode.com/problems/house-robber/

// Author: Chihung Yu

/**

* @param {number[]} nums

* @return {number}

*/

var rob = function(nums) {

if(nums === null){

return nums;

}

var even = 0;

var odd = 0;

for(var i = 0; i < nums.length; i++){

if(i%2 === 0){

even = Math.max(even + nums[i], odd);

} else {

odd = Math.max(odd + nums[i], even);

}

}

return Math.max(even,odd);

};