Exam 01 Piscine 42 Exclusive May 2026

Exam 01 of the 42 Piscine is the second exam in the intensive four-week coding bootcamp. It primarily tests your understanding of Command Line Arguments (

🚨 Common Mistakes to Avoid

  1. Newlines: Forgetting \n is the #1 cause of failure. Always check if the output requires a newline at the end.
  2. Arguments: Always check if (argc == 1) or if (argc < 2). If the program expects arguments and receives none, it usually should output only a newline.
  3. Filename: The exam requires an exact filename (e.g., aff_a.c). If you name it Aff_a.c, the grading script will fail.
  4. Compilation Flags: The exam compiles with gcc -Wall -Wextra -Werror. Your code must not have warnings. Unused variables are warnings!
  5. Main Return: Always return (0); at the end of main.

Login: You will log into a restricted session. RTFM (Read The F***ing Manual) or ask peers beforehand on how to access the exam machine at your specific campus. exam 01 piscine 42 exclusive

  • Time management

    alongside fundamental concepts from the first week, such as loops, conditionals, and basic string manipulation. Core Exam Topics Exam 01 of the 42 Piscine is the

    Exam 01 focuses on the fundamental building blocks you’ve been grinding all week. Ensure you are comfortable with: Newlines: Forgetting \n is the #1 cause of failure

    Which follow-up would you like?

    The Infinite Loop Protection

    If your code times out (infinite loop), it's usually because: