This code is totally right in my view but still its not giving the right answer... can you find where is the mistake in my code?

#1
#2

Now it’s working https://ide.codingblocks.com/s/575371. There was an issue in extendedEuclid function. Also you weren’t doing ans%prod in the end.

#3

this code is also not working… I think this is exactly the same code as mine… can you make a comment in my code wherever you are changing the code?

#4

Please see this https://ide.codingblocks.com/s/578995

#5

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