Author: Logan

ATM Solution | CodeChef

Pooja would like to withdraw X $US from an ATM. The cash machine will only accept the transaction if X is a multiple of 5, and Pooja’s account balance has enough cash to perform the withdrawal transaction (including bank charges). For each successful withdrawal the bank charges 0.50 $US. Calculate Pooja’s account balance after an attempted transaction.

Competitive Programming

Odd Solution | CodeChef

The captain of the ship TITANIC needs to select the crew for the ship. The contestants have to stand in a line. They are given the numbers in the order in which they stand, starting from 1. The captain then removes all the contestants that are standing at an odd position.

Competitive Programming

Arranging Cupcakes Solution

On the day of the party, the Chef was over-seeing all the food arrangements as well, ensuring that every item was in its designated position. The host was satisfied with everything except the cupcakes. He noticed they were arranged neatly in the shape of a rectangle. He asks the Chef to make it as square-like as possible.

Competitive Programming, Mathematics

Rectangular Game Solution

You are given an infinite 2d grid with the bottom left cell referenced as (1,1). All the cells contain a value of zero initially. Let’s play a game?
The game consists of N steps wherein each step you are given two integers a and b.

Competitive Programming, Mathematics