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    #include <stdio.h>
    #include <stdlib.h>

    typedef struct BinaryTree {
        char info;
        struct BinaryTree *left, *right, *father;
    } BinaryTree;

    typedef struct {
        BinaryTree *node;

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static CGPathRef createClosedPathWithPoints(const CGPoint *points, size_t count) {
    CGMutablePathRef path = CGPathCreateMutable();
    CGPathAddLines(path, NULL, points, count);
    CGPathCloseSubpath(path);
    return path;
}

static CGRect integralFrameForPath(CGPathRef path) {
    CGRect frame = CGPathGetBoundingBox(path);
    return CGRectIntegral(frame);

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#import <UIKit/UIKit.h>
#import <ImageIO/ImageIO.h>
#import <MobileCoreServices/MobileCoreServices.h>

static UIImage *frameImage(CGSize size, CGFloat radians) {
    UIGraphicsBeginImageContextWithOptions(size, YES, 1); {
        [[UIColor whiteColor] setFill];
        UIRectFill(CGRectInfinite);
        CGContextRef gc = UIGraphicsGetCurrentContext();
        CGContextTranslateCTM(gc, size.width / 2, size.height / 2);

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#import <Foundation/Foundation.h>
#import <vector>

// index 0 is the least significant digit
typedef std::vector<uint16_t> BigInt;

static void insertDecimalDigit(BigInt &b, uint16_t decimalDigit) {
    uint32_t carry = decimalDigit;
    for (size_t i = 0; i < b.size(); ++i) {
        uint32_t product = b[i] * (uint32_t)10 + carry;

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static UIImage *imageWithSize(CGSize size) {
    static CGFloat const kThickness = 20;
    static CGFloat const kLineWidth = 1;
    static CGFloat const kShadowWidth = 8;

    UIGraphicsBeginImageContextWithOptions(size, NO, 0); {
        CGContextRef gc = UIGraphicsGetCurrentContext();
        CGContextAddArc(gc, size.width / 2, size.height / 2,
            (size.width - kThickness - kLineWidth) / 2,
            -M_PI / 4, -3 * M_PI / 4, YES);

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#
# This is a set of bash function definitions, and a bash command, that
# set up bash completion for the Mac OS X "open" command.
#
# HOW TO USE
#
# Add this command to your .bashrc:
#
# . open.sh
#

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#import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController {
    UIView *containerView;
    NSArray *subviews;

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command script import ~/Library/lldb/sniff_objc_exception_throw.py

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# command alias rd expression -o -- [[UIApp keyWindow] recursiveDescription]

command regex rd 's/^[[:space:]]*$/po [[UIApp keyWindow] recursiveDescription]/' 's/^(.+)$/po [%1 recursiveDescription]/'

command regex rsd 's/.*/po [UIApp Rob_recursiveSceneDescription]/'

command script import ~/.../lldb/sniff_objc_exception_throw.py

command regex hcons 's/^(.+)$/po [(id)%1 constraintsAffectingLayoutForAxis:0]/'
command regex vcons 's/^(.+)$/po [(id)%1 constraintsAffectingLayoutForAxis:1]/'

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- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    NSString *identifier = segue.identifier;
    if (identifier.length == 0)
        return;
    NSString *selectorString = [NSString stringWithFormat:@"prepareFor%@Segue:sender:", identifier];
    SEL selector = NSSelectorFromString(selectorString);
    if (!selector || ![self respondsToSelector:selector])
        return;
    void (*method)(id, SEL, id, id) = (void (*)(id, SEL, id, id))[self methodForSelector:selector];
    method(self, selector, segue, sender);