# Problem 226: A Scoop of Blancmange
The blancmange curve is the set of points (x,y) such that 0 ≤ x ≤ 1 and
,where s(x) = the distance from x to the nearest integer. The area under
the blancmange curve is equal to ½, shown in pink in the diagram below.
Let C be the circle with centre (¼,½) and radius ¼, shown in black in
the diagram. What area under the blancmange curve is enclosed by C?Give
your answer rounded to eight decimal places in the form 0.abcdefgh