# C programming using functions

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TWIN PRIMES IN A RANGE OF NUMBERS

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Twin primes are two consequetive odd numbers that are prime.

Write a function that returns 1 if the input is a prime and

0 otherwise.

int is_prime(int number) {

}

Write a C Program to generate all twin primes in a given range

of numbers using the is_prime function.

Your program will input following from the command line:

min : start of range, an integer

max : end of range, an integer

These numbers define the range of numbers [min,max]

inclusively.

Here is a sample input line:

1 7

We will output every twin prime in the range

[1, 7].

Here is the output of the above input line:

3 5

5 7

Sample Runs:

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Input:

1 7

Output:

3 5

5 7

Input:

2 9

Output:

3 5

5 7

Input:

7 21

Output:

11 13

17 19

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