I have allocated space only for 3 characters. But y I could print more than 3

Question

char a[3];
gets (a) ;
printf ("%s", a) ;

Answer 1

https://stackoverflow.com/questions/31760510/why-char-name1-can-hold-more-than-1-character

Answer 2

This array gives contigous memory of 3 but it is still possible that a[3] which is the memory location just after a[2] is available so you are able to use it.
Conclusion: It is a matter of chance that a[3], a[4], a[5] etc. can be used by your code.

Answer 3

Thanks got you all😊👍