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//
// Stack.m
// DUREX test
//
// Created by Imanol Barba on 5/23/14.
// Copyright (c) 2014 Emmoco. All rights reserved.retur
//
#import "Stack.h"
@interface Stack ()
@property (strong,nonatomic) NSMutableArray *dataArray;
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@property (nonatomic) NSUInteger lastPosition;
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@end
@implementation Stack
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- (id) init
{
self = [super init];
[self setLastPosition: 0];
[self setDataArray:[[NSMutableArray alloc] init]];
return self;
}
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- (void) push: (id) element
{
[[self dataArray] addObject:element];
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printf("%d elements in array\n",[self count]);
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}
- (id) pop
{
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id element;
element = [[self dataArray] objectAtIndex:[self lastPosition]];
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[[self dataArray] removeLastObject];
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return element;
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}
- (NSInteger) count
{
return [[self dataArray] count];
}
- (void) clear
{
}
@end
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