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Extra task. Sort arrays
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/*** | |
Extra task. Write method that takes two sorted arrays of integers (can be of any range, numbers can | |
repeat, sizes of arrays can be different) and returns array of n + m length which is sorted in the same | |
order. Do not use any type of built-in sorting. | |
*/ | |
function sort(array1:Array, array2:Array):Array{ | |
if(array1.length === 0) return array2; | |
if(array2.length === 0) return array1; | |
var compare:Function = (array1[0] < array1[array1.length - 1] || array2[0] < array2[array1.length - 1] ) ? isSmaller : isBigger; | |
var newLenght:int = array1.length + array2.length; | |
var result:Array = []; | |
var index1:int = 0; | |
var index2:int = 0; | |
for(var i:int = 0; i < newLenght; i++){ | |
if(compare(array1[index1], array2[index2])){ | |
result[i] = array1[index1]; | |
index1++; | |
if(index1 === array1.length) return result.concat(array2.slice(index2)); | |
} else { | |
result[i] = array2[index2]; | |
index2++; | |
if(index2 === array2.length) return result.concat(array1.slice(index1)); | |
} | |
} | |
trace(result); | |
return result; | |
} | |
function isSmaller(item1:int, item2:int):Boolean{ | |
return item1 < item2; | |
} | |
function isBigger(item1:int, item2:int):Boolean{ | |
return item1 > item2; | |
} | |
trace('test1: '+test1()); | |
trace('test2: '+test2()); | |
trace('test3: '+test3()); | |
trace('test3: '+test4()); | |
function test1():Boolean{ | |
var array1:Array = [1,2,4]; | |
var array2:Array = [1,3,5]; | |
return('1,1,2,3,4,5' === sort(array1, array2).toString()) | |
} | |
function test2():Boolean{ | |
var array1:Array = []; | |
var array2:Array = [1,3,5]; | |
return('1,3,5' === sort(array1, array2).toString()) | |
} | |
function test3():Boolean{ | |
var array1:Array = [7,6,5]; | |
var array2:Array = [10,9,8]; | |
return('10,9,8,7,6,5' === sort(array1, array2).toString()) | |
} | |
function test4():Boolean{ | |
var array1:Array = [1,1,1]; | |
var array2:Array = [3,2,2]; | |
return('3,2,2,1,1,1' === sort(array1, array2).toString()) | |
} |
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