题解-Inhabitants of the Wonderlandhave decided to hold a regional programming contest.

Problem Description

Inhabitants of the Wonderlandhave decided to hold a regional programming contest. The Judging Committee has volunteeredand has promised to organize the most honest contest ever. It was decided toconnect computers for the contestants using a &quot;star&quot; topology- i.e. connect them all to a single central hub. To organize a truly honestcontest, the Head of the Judging Committee has decreed to place all contestantsevenly around the hub on an equal distance from it.<br><br>To buynetwork cables, the Judging Committee has contacted a local network solutionsprovider with a request to sell for them a specified number of cables withequal lengths. The Judging Committee wants the cables to be as long as possibleto sit contestants as far from each other as possible.<br><br>TheCable Master of