The main() function

[jdgsijafw (Prateek Pardeshi)]

Explain the main function Why to use pointer here?

[asaurabh_26 (logical coder)]

see this
i have solved the same doubt of another student

Implementation of sum of sub matrix

The variables are named argc (argument count) and argv (argument vector) by convention, but they can be given any valid identifier: int main ( int num_args, char arg_strings) is equally valid. They can also be omitted entirely, yielding int main () , if you do not intend to process command line arguments. these are Command-line arguments Command-line arguments are given after the name of the program in command-line shell of Operating Systems. To pass command line arguments, we typic…

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[asaurabh_26 (logical coder)]

i hope this helps

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