Compute GCD (greatest common divisor) of two given positive integers. In mathematics, the greatest common divisor (gcd), also known as the greatest common factor (gcf), of two non-zero integers, is ...

The first line contains the HCF (GCD) of X and Y.

has prepared concept and sample question on HCF and LCM, which is important topic for Quantitative Section of IBPS PO Exam 2015. We have tried hard to provide important rules of the topic that will be ...