C Code Typing

Arrow & Dot Access

-> through pointers, . through values, and chained hops

malloc, free & sizeof

Allocation idioms built on sizeof(*p), calloc, and realloc

Preprocessor Directives

Hash includes, defines, guards, and macros with arguments

Format Strings & Escapes

printf conversions, width flags, and backslash escapes

Checkpoint: Symbol Fluency

Every C glyph cluster from this module in one longer drill

Keywords

Reserved words of standard C

Declarations

Variables, structs, and function prototypes

Storage & Qualifiers

static, const, extern, volatile, and restrict in real declarations

typedef, enum & union

Named types, tagged enums, unions, and function pointers

Idiomatic Patterns

Common C one-liners

String & Memory Library

strncpy, snprintf, strcmp, and bounds-safe copies

Checkpoint: Keywords & Idioms

enum, struct, switch, and const pointers mixed in one pass

Control Flow

Branches, loops, and switches

Functions & Methods

Small, complete C functions

Struct Lifecycle

A typedef struct with a paired constructor and destructor

Error Handling

Return codes, errno, and strerror on the failure path

Dynamic Array

Growing, appending, and freeing a heap vector

Realistic Snippet

Singly linked list with insert and free

String Helpers

Duplicating and trimming with bounds checks

Checkpoint: Real Snippets

Structs, qsort comparators, and formatted output in one pass

Speed Run: Ring Buffer

A fixed-size circular queue typed without stopping

Speed Run: Bit Flags

Masks, shifts, and toggles at full pace

Speed Run: Search & Sort

Binary search paired with an insertion sort

Speed Run: Line Reader

fgets plus strtok field parsing with malformed rows

Speed Run: Hash Lookup

An FNV-1a hash with open-addressing probes

Checkpoint: Sustained Speed

A priority scheduler typed in one continuous run

Assessment Sim 1: Line & Word Counter

An argv-driven file utility with usage text and error paths

Assessment Sim 2: RPN Calculator

A complete stack evaluator with underflow and divide-by-zero paths

Assessment Sim 3: Reading Statistics

A full stdin-to-summary program with mean, min, and max

Assessment Sim 4: Word Frequency

A file-backed word counter over a small open-addressed table

Checkpoint: C Mastery Final

A log-level summary with allocation, growth, and cleanup -- the course's graded final