📅 D-Day Calculator

Calculate days remaining until your target date accurately.
D-Day Information
📌 What is D-Day?
• Method of displaying days remaining until target date
• D-0: Target day, D-1: 1 day before, D+1: 1 day after
• Useful for remembering and preparing important dates

💡 D-Day Use Cases
Students: Exam dates, certification tests
Job Seekers: Interview day, start date
Couples: 100 days, anniversaries, wedding
Projects: Deadlines, presentations, launch dates
Military: Discharge date
Pregnancy: Due date

⏰ D-Day Notation
• D-30: 30 days left
• D-7: 1 week left
• D-Day (D-0): Target day
• D+1: 1 day passed
• D+30: 30 days passed

✨ Tips
• Mark important events on calendar in advance
• Plan backward considering preparation time
• Managing multiple D-Days is efficient