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The prime number is passed into this function. This works fine for 7 but when I enter 407 it tells me it is prime when it is not.

Here goes

char test_prime(int prime)

{

int r; ...

ok I have a little code here. It doesnt work but I think I have the right I idea. It basically tells me that every # is not prime except for the # 1. Here goes nothing:

Its a function and the...

Hi guys,
I am pretty new to C and I need a little help. I am trying to write a program to determine a prime number for my class lab. I am a little confused to say the least and was wondering...