Manu questions

• to find which number is repeated
• Is declaring an header file essential?
• allocation of memory for pointer
• How to make other function as entry point other than main() in C
• Combine two files in linux without repetition
• Disable structure padding in C without using pragma
• How does the strlen function work internally?
• Find the size of a string pointed by a pointer
• How does a 'const struct' differ from a 'struct'?

Manu answers