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Discussion of Problem 1151. Radiobeacons

Alias (Alexander Prudaev) WA 12, what's wrong ? [2] // Problem 1151. Radiobeacons 11 Oct 2007 19:00
Beksinski (ONPU) Re: WA 12, what's wrong ? [1] // Problem 1151. Radiobeacons 4 Sep 2008 02:27
RSignJ - distance from checkpoint I to beacon J - can be 0
Edric Mao Re: WA 12, what's wrong ? // Problem 1151. Radiobeacons 4 Sep 2010 21:32
Thx  /\