Company Specific

array-compression.js

'use strict';

function compressArr (arr) {
    var start = arr[0];
    var stop = start;
    var arrLength = arr.length;
    var result = '';
    
    for (var i = 1; i < arrLength; i++) {   	
        
        if (arr[i] === stop+1) {
          stop = arr[i];
        } else {
        	
            if (start === stop) {
	        result += start + ', ';            
            } else {
            	result += start + '-' + stop + ', ';
            }
            // reset the start and stop pointers
            start = arr[i];
            stop = start;
        }
    }

    if (start === stop) {
        result += start;            
    } else {
        result += start + '-' + stop;
    }
    
    console.log(result);
}

var arr = [1, 2, 3, 10, 25, 26, 30, 31, 32, 33];

compressArr(arr);

cropSentence.js

'use strict';

function cropSentence(sen) {

  console.log('Sentence length = ', sen.length);
  console.log('140 th character = ', sen.charAt(139));

  if (sen.length > 140) {
    if (sen[140] === ' ') {
      sen = sen.substring(0, 140);
    } else {
      for (var i = 139; i >= 0; i--) {
        if (sen[i] === ' ') {
          sen = sen.substring(0, i + 1);
          break;
        }
      }
    }
  }
  return sen;
}

console.log(cropSentence('Foooo '));
console.log('\n');

console.log(cropSentence('Foooo kdnfs asfdnks sdfn asfnas fasdfk asflk saf sfm asfd mlmaf asf saf  asfsafd dfdsf fdsf dsf sdf fffffffffffffffffffffffffff ffffff hhhXY f '));
console.log('\n');

console.log(cropSentence('Foooo kdnfs asfdnks sdfn asfnas fasdfk asflk saf sfm asfd mlmaf asf saf  asfsafd dfdsf fdsf dsf sdf fffffffffffffffffffffffffff ffffff hhh XYf '));
console.log('\n');

console.log(cropSentence('Foooo kdnfs asfdnks sdfn asfnas fasdfk asflk saf sfm asfd mlmaf asf saf  asfsafd dfdsf fdsf dsf sdf fffffffffffffffffffffffffff ffffff hhhXYf '));
console.log('\n');

withdraw.js

'use strict';

var withdraw = require('withdraw'); // This function is provided

function withdrawAllMoney () {
	
    var allMoney = 0;
    var value = Number.MAX_VALUE;
    
    while (value) {
    	
        if (!withdraw(value)) {
        	value /= 2;
        } else {
        	allMoney += value;
        }
    }
    
    return allMoney;
}