Collector 클래스
<variables>
NSMutableDictionary *counts
double minimumAllowedNumber
double maximumAllowedNumber
<methods>
-collect
<properties>
totalStringCount
totalNumberCount
capitalizedStringCount
NSSet *strings
NSSet *numbers
minimumAllowedNumber
maximumAllowedNumber
CollectionViewController 클래스
<variables>
totalStringCountLabel
totalNumberCountLabel
capitalizedStringsCountLabel
uniqueStringsCountLabel
uniqueNumbersCountLabel
Collector *model
<methods>
-collect
<properties>
totalStringCountLabel
totalNumberCountLabel
capitalizedStringsCountLabel
uniqueStringsCountLabel
uniqueNumbersCountLabel
CollectionViewController.xib