git help~ If I know ls | wc -l. will show 28 files.

just help me how to search how many .c files are there in all of the directories in git

and how to calculate how many times has the file README.rst changed? ( I use git log to check, but the file change so many time, by mental arithmetic was 96 times)

11. (20 pts) Type the following command ls | wc -1. This command counts the total files and folders in the current directory. Using the knowledge from the previous sentence and what you've learned in class how many .c files are there in all of the directories? Make sure you move to commit daa9756cb6395323d6f291efe5c7d7fdc6b2e9d8. Write out the commands you used for full credit. BONUS POINTS 12. (10 pts) Again, still in commit daa9756cb6395323d6f291efe5c7d7fdc6b2e9d8. How many times has the file README.rst changed? 11. (20 pts) Type the following command ls | wc -1. This command counts the total files and folders in the current directory. Using the knowledge from the previous sentence and what you've learned in class how many .c files are there in all of the directories? Make sure you move to commit daa9756cb6395323d6f291efe5c7d7fdc6b2e9d8. Write out the commands you used for full credit. BONUS POINTS 12. (10 pts) Again, still in commit daa9756cb6395323d6f291efe5c7d7fdc6b2e9d8. How many times has the file README.rst changed