http://www.freecodecamp.com/twhite96 's solution for Bonfire: Return Largest Numbers in Arrays

bonfire-return-largest-number-in-arrays.js

// Bonfire: Return Largest Numbers in Arrays
// Author: @twhite96


function largestOfFour(arr) {
  // You can do this!
  
  
  //Need a place to store the solution
  var results = [];
  //this loop iterates through the main array: remember, you can have nested loops
  for (var i = 0; i < arr.length; i++) {
    //variable to hold the largest number
    var largeNum = 0;
    //this loop iterates through the inner arrays and to see if the elements are bigger than the largest number
    //if it is it saves the number back into the var results array
    for (var n = 0; n < arr[i].length; n++) {
      if (arr[i][n] > largeNum) {
      largeNum = arr[i][n];
      }
    }
    results[i] = largeNum;
  }
  return results;
}

  
  
    




largestOfFour([[4, 5, 1, 3], [13, 27, 18, 26], [32, 35, 37, 39], [1000, 1001, 857, 1]]);