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Read from and write to files. Use ifstream and ofstream to handle file data in your programs.
Reading and writing files
File stream library
Reading from files
Writing to files
Accessing existing files
Counter-based loop
Creating and overwriting files
Validating stream state
Conditional execution
Knowledge check
Extracting formatted data
Handling full lines
Processing individual tokens
Byte-level file access
Character type
Formatted output to files
Structured text output
Resource cleanup
Knowledge check
Controlling open behavior
Preserving existing content
Understanding file formats
Raw byte input
Knowledge check
Raw byte output
Knowledge check
Random access navigation
Querying current position
Detecting file boundaries
Standard code templates
Knowledge check
Detecting and recovering
Knowledge check
Automatic resource management
Read and write exercise
File analysis exercise
Knowledge check
File input basics
File reading pattern
Implementation approach
Pseudocode solution
summary
File output basics
File writing pattern
Implementation approach
Knowledge check
Pseudocode solution
summary
What we learned