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// 1. GOOGLE. Given a list of numbers and a number k, return whether any two numbers from the list add up to k. | |
// For example, given [10, 15, 3, 7] and k of 17, return true since 10 + 7 is 17. | |
function checkArrForNumber(arr, k){ | |
var res; | |
for(var i = 0; i < arr.length; i++){ | |
for(var j = 1; j < arr.length; j++){ | |
res = arr[i] + arr[j]; | |
if(res == k){ |