Show HN: I'm created simple CLI-calendar without time.h
TERMINAL CALENDAR APPLICATION
INTERACTIVE COMMAND-LINE CALENDAR WITH NAVIGATION
KEY FEATURES: - Monthly calendar display with highlighted current date - Navigation between months and years - Return to current date functionality - Leap year calculation - Recursive printing functions - Automatic current date detection
COMPILATION: gcc -o calendar calendar.c -Wall -O2
USAGE EXAMPLES: $ ./calendar
Initial display shows current month with today's date highlighted in brackets
NAVIGATION COMMANDS: n - Next month p - Previous month t - Today (return to current date) q - Quit application
DISPLAY FEATURES: - Month name and year in header with star borders - Day names (Su Mo Tu We Th Fr Sa) - Dates formatted in grid layout - Current date highlighted as [dd] - Automatic week wrapping
DATE HIGHLIGHTING: The current system date is automatically detected and highlighted using bracket notation: [15] for the 15th of current month
YEAR HANDLING: - Automatic leap year calculation for February - Smooth year transitions when navigating between December and January - Supports years based on system date capabilities
KEY FUNCTIONS: leap_year() - Determines if current year is leap year get_days() - Returns number of days in current month first_day() - Calculates day of week for 1st of month print_days() - Recursively prints calendar days with highlighting
GitHub: https://github.com/DenisDolya/cli-arsenal/tree/main/calendar From the guidelines https://news.ycombinator.com/newsguidelines.html > In Submissions > Please don't do things to make titles stand out, like using uppercase or exclamation points It's not explicit, but using allcaps in the text will make people unhappy and flag your post.