Answer / rusmguys

# is preprocessor which tell compiler that what header
file we using in our program.
for example:
#include<stdio.h>
void main()
in the above when compiler check program it start execution
of program from main and will tell that uor header file
is "standard input output header file"

Answer / saurabh chakrabarty

# is used in c to write preprocessor statements (i.e. macros)

these statements are called preprocessor statements as these
statements are processed prior to the compilation of the
rest of the code by the compiler

Answer / sujith

Another use is for token pasting if used as ##

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Explain what are multidimensional arrays?

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why we use pointer in c

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in b=6.6/a+(2*a+(3*c)/a*d)/(2/n); which operation will be performed first a) 6.6/a b) 2*a c) 3*c d) 2/n

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Is c call by value?

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