Yin und Yang

(Published on 20. February 2015, 00:00 by usp)

Fill each empty cell with either a black or a white circle. All white circles should form a single interconnected area, just as the black circles. There is no 2x2 region filled with circles of only one color.

Solution code: The diagonals from top left and top right, S for black and W for white

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Solved by fridgrer, lupo, saskia-daniela, deu, r45, zorant, RALehrer, rob, ibag, rubbeng, rakesh, ffricke, Uhu, matter, tuace, Statistica, sf2l, StefanSch, flaemmchen, Alex, pokerke, Rollie, CHalb, pin7guin, ... CJK, hirassy, Dugong, Raistlen, bung8833, nmk1218, abadx, AdiKha, TJReds, Linnce, Jordan Timm, rebca, WvdWest, filz, MaNCS, wand, Mareike, Javier Rebottaro, PaganiusI, yttrio, drf93, I Love Sleeping

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