Stuff we have talked about:

• Form of a C program
• preprocessor directives, function prototypes, global declarations, functions
• Basic types
• sizeof operator
• integer types
• constants (decimal, octal, hex)
• long, short, unsigned
• char as an integer type and the ascii code
• real types
• float, double
• type casts
• Basic IO
• printf, scanf, format descriptors
• string input using fgets()
• Arrays
• Strings
• as '\0'-terminated char arrays
• Control structures
• logical expressions
• relational operators
• use of various types as booleans
• logical operators
• if, if ... else
• loops: while, do while, for
• switch
• Functions
• function definitions
• parameters, local variables and scope
• function prototypes
• Pointers
• address of (&) and contents of (*) operators
• passing parameters by reference
• pointer arithmetic
• pointers and arrays
• Dynamic memory allocation
• malloc() and free()
• memory leaks
• More strings
• simple programming on strings
• library functions
• Preprocessor directives
• #include and #define
• conditional compilation -- #ifdef and #endif
• Textfiles
• reading and writing text files
• Structs
• basic definition and use
• Bits
• viewing ints as bit vectors
• bitwise logical operators
• setting and clearing bits -- bit masks
• shift operators
• building bitmasks
• arithmetic with shifts
• logical and arithmetic right shifts
• packing and unpacking values into ints
• Multiple source files and linking
• role of the linker
• header files