$./app Sign detection [1] Power of two [2] Counting No. of bits set [3] Set or clear bits without branching[4] Find maximum value[5] Finding least common multiple[6] Finding the greatest commom divisor[7] Finding if a number is an Armstrong number or not[8] Finding if a given number is prime number[9] Finding the number of twin prime numbers[10] Finding if a number is palindrome or not[11] Finding prime factor of a number[12] 12 Enter a number: 36 2 is a prime factor 3 is a prime factor $./app Sign detection [1] Power of two [2] Counting No. of bits set [3] Set or clear bits without branching[4] Find maximum value[5] Finding least common multiple[6] Finding the greatest commom divisor[7] Finding if a number is an Armstrong number or not[8] Finding if a given number is prime number[9] Finding the number of twin prime numbers[10] Finding if a number is palindrome or not[11] Finding prime factor of a number[12] 12 Enter a number: 76 2 is a prime factor 19 is a prime factor $bc bc 1.06.95 Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006 Free Software Foundation, Inc. This is free software with ABSOLUTELY NO WARRANTY. For details type `warranty'. 76/19 4