I got 99 problems and a bit aint one

test

import java.util.ArrayList;
import java.util.List;

public class Test {

	public static void main(String args[]) {

		System.out.println(getC(2));
		System.out.println(getC(3));

		List<Thumbnail> thumbs = new ArrayList<Thumbnail>();
		thumbs.add(new Thumbnail(5, "www.itv.com/thumbnail1"));
		thumbs.add(new Thumbnail(10, "www.itv.com/thumbnail2"));
		thumbs.add(new Thumbnail(13, "www.itv.com/thumbnail3"));
		thumbs.add(new Thumbnail(16, "www.itv.com/thumbnail4"));

		System.out.println(getThumbnail(0, thumbs));
		System.out.println(getThumbnail(6, thumbs));
		System.out.println(getThumbnail(11, thumbs));
		System.out.println(getThumbnail(17, thumbs));
	}

	public static double getC(double radius) {
		return 2 * Math.PI * radius;
	}

	public static String getThumbnail(int time, List<Thumbnail> thumbs) {

		if (thumbs.get(0).time > time)
			return thumbs.get(0).url;

		for (int i = 0; i < thumbs.size(); i++) {
			if (thumbs.get(i).time > time)
				return thumbs.get(i - 1).url;
		}
		
		return thumbs.get(thumbs.size() - 1).url;

	}

}