## Structure vs Union in C – Coded Approach

Hello Everyone, Today we are going to talk a bit about the difference between structure and union as in C programming language. We are going to provide a coded approach so that you could see the difference practically as the theoretic differences you can read from anywhere on the internet and your text books. Here ...

## Add Two Integers without using Arithmetic Operators

Recently came across an interesting question of adding two numbers without using any of the arithmetic operators and thought of giving it a try. The first thought of solving the question was using bit-manipulation operations. The idea was to add the numbers bit-by-bit taking any carry forward (without actually adding them and instead using bit-wise ...

## Lexicographically Bigger String

The following piece of code accepts as input a single string of characters and produces on standard output a string which would be the next string to appear in lexicographical order. Definition of Lexicographical order : wiki (Also known as The Dictionary order since lexicographical order is one in which the strings would appear in ...

## Check if a number is Fibonacci

A Fibonacci number is one which appears in the Fibonacci Sequence. To check if a given number n occurs in the Fibonacci Sequence or not we only need to check if one or both of (5*n^2 + 4) or (5*n^2 – 4) is a perfect square or not (source: wiki). Python code for the same: ...

## Pascal Triangle in C

The following C code generates on standard output a Pascal Triangle as specified on this wiki page. Specifically output in following format is generated: C /* The following code is used to print the Pascal triangle for as many rows as input by the user. */ #include<stdio.h> // begin the main function for this program ...

## Code Jam Cookie Clicker Alpha

This is a solution to the Code Jam 2014 Qualification Round problem B, Cookie Clicker Alpha. (Problem Description Link) Python __author__ = 'Coddicted' def read_case(inf): return inf.readline().split(' ') def write_case(f, i, res): f.write('Case #%d: '%i) f.write('%.7f'%res) f.write('\n') def main(): with open('data_files/B-large-practice.in', 'r') as inf, open('data_files/B-large-practice.out', 'w') as of: t = int(inf.readline()) case_cnt = 1 while ...