Abstract: Several additive codes of odd length over Z/sub 2//sup 2/ are introduced. These codes are cyclic and reversible. Furthermore, they are self-dual under an appropriately selected binary-valued ...

Abstract: We describe a method for constructing binary self-dual codes having an automorphism of order p/sup 2/ for an odd prime p. Using this method, we classify the optimal self-dual codes of ...

Challenge your vision with this mind-bending optical illusion! In a chaotic grid showcasing the number 34, two reversed numbers, 45 and 85, lie in wait, all to be spotted in just 17 seconds. It's a ...

Optical illusions are smart brain riddles that challenge your eyes and sense of observation. In this riddle, you must identify the odd number in a series of alternating "54s." To a casual glance, all ...

CodeChef is a global competitive programming platform, started as an educational initiative in the year 2009. It hosts four featured contests every month (Long Challenge, CookOff, LunchTime, and ...

Python is a prime programming language used for web development, data analysis, etc., so it has become a highly demanded-programming language. However, it is tough to learn without any assistance or ...

Given an list of integers, find the one that appears an odd number of times. There will always be only one integer that appears an odd number of times.

Generating random numbers is a common task in many applications, such as simulations, cryptography, games, and data analysis. NumPy is a popular library for scientific computing and data manipulation ...

July 11 (UPI) --A Los Angeles man is warning neighbors to keep a close watch on their small pets after his 15-foot python escaped. Alex Villalta said his reticulated python, Big Mama, escaped from her ...