Color Regions

You are given a map consisting of a number of regions. Your task is to color each region with one of four colors, in such a way that no two regions sharing a boundary have the same color. You are provided with some regions already colored, sufficient to make the remainder of the solution unique.

PayTogether

Keeping an eye on monthly expenses gets tricky, when living together with someone but not sharing the same bank account. At times you would like a quick overview about who has spent most, who is up for the next payment of e.g. groceries. With this app you will be able to manage your expenses, list them and share them with family, friends or flat mates.