Score : $100$ points
Snuke lives at position $x$ on a number line. On this line, there are two stores $A$ and $B$, respectively at position $a$ and $b$, that offer food for delivery.
Snuke decided to get food delivery from the closer of stores $A$ and $B$. Find out which store is closer to Snuke's residence.
Here, the distance between two points $s$ and $t$ on a number line is represented by $|s-t|$.
Input is given from Standard Input in the following format:
$x$ $a$ $b$
If store $A$ is closer, print
A; if store $B$ is closer, print
5 2 7
The distances between Snuke's residence and stores $A$ and $B$ are $3$ and $2$, respectively.
Since store $B$ is closer, print
1 999 1000