Perhaps they expected the server to use geometry to come up with the answer...
Here we use the metric, d(x, y) = |x - y|, to calculate the distance between points x, y in Q.
General rules:
Exceptions may be made at the discretion of the mods.
Perhaps they expected the server to use geometry to come up with the answer...
Here we use the metric, d(x, y) = |x - y|, to calculate the distance between points x, y in Q.