Imagine a circle drawn on the world with a radius of the given distance, and a center of the given country's capital. Your goal is to type all countries whose MAINLAND contains at least one point of the circle's BORDER. If the border touches the given country, you should type it too.
If you think there is no valid country, type the body of water.
Answers are in alphabetical order.
Each day you will get an other country with an other distance based on this formula : Day #x: Countries 100x km away from xth country alphabetically.
A little help: 100 km (62,14 miles) is the width of Trinidad. 1000 km is the distance between San Francisco and Phoenix. 10000 km is the distance between London and Phnom Penh.