Vartika Yadav - OpenGenus IQ: Learn Computer Science

Find all primes with Sieve of Sundaram

Sieve of Sundaram is an efficient algorithm used to find all the prime numbers till a specific number say N.

Working with images in Python with PIL like a Painter

We have explored how to work with images and manipulate them in Python using PIL (Python Image Library).

Error Handling in C

In C when some error occurs then -1 or NULL value is returned and a global variable errno is set with the error code.Hence we use returned values to check errors. We use EXIT_SUCCESS ,EXIT_FAILURE to deal with errors. There are three types of errors syntax, logical and semantic.