Winged Edge 2 by Hendrik

using System;class X{static void Main(){for(;;){var s=Console.ReadLine().Split();int a=int.Parse(s[0]),b=int.Parse(s[1]);Console.Write("{0:0}\n",(Math.Sqrt(4*a*a+3*b*b)-a)/3);}}}

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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