WPViewController.mm

@interface WPViewController ()
@property (nonatomic, strong) NSArray *posts;
@end

WPViewController1.mm

@implementation WPViewController
/* ... */
- (void)viewDidLoad
{
    [super viewDidLoad];
    self.posts = @[@"Post #1", @"Post #2", @"Post #3"];
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return self.posts.count;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"post"];
    cell.textLabel.text = self.posts[indexPath.row];
    return cell;
}
/* ... */
@end