Welcome to the Yellow Pince-nez!

Solve the puzzle by removing all but one color. This class of puzzles generalizes the Yellow Monocle Puzzle, which may be found in the Halls of Origination. Full code can be found at GitHub. Input a puzzle below or generate a random one! Solver included.

Puzzle Parameters

Display Solution

Randomly Toggle Board

New Board

Colors Rows Columns

Density Inner Radius Outer Radius

Read In Board

Input Board. Use +, x, and o for toggles, - for a blank square, and then any symbols for the colors. Input board must have all rows the same length.

Specify the color symbols in the order that they cycle:

Input a board like so: ---------yygggx+gygrggw--------- --------+wrxwggygxx+wwyy-------- -------oygyrwwggyrrgyw+ww------- ------ryyyorwrrogxyr+oo+wy------ -----yrgywwyygyxo+rgyogggyg----- ----gxrgyrwy+gryyw+wgryrryyw---- ---yxxgxwygwwgxg+ryxyrwyorxy+--- --+oxxgorygwwwwggrgoygggyggggr-- -+xgwwggryyrgyryyrgyyrgry+w+rwx- +ryryyrywgggr+wgyryrggygwwgygywg rwr++oyrw+gygr+rwgxrr+wyrwwwwwyw gwggrwggggw+g------rgggxrg+xwwo+ ggrrygrorrgw--------wgwg+wyyryrg yyrrygrg+yw----------rrogggyxwgw xgw+wrgrrwr----------gyryrwr+yxg wogwywgggxg----------rwwyyygyrx+ y+wgyw++gwg----------rxy+rwgggwg gwwygwwggwg----------gwxxxgg+rrw gwyoygwwwyw----------grwwo+ygw+g rw+gxoggorgg--------wgwwrwgxyrww gwrwrwoyw+ogg------xygrgwgyrwrwg gxwxgwoxgxyyx++yy+wywyryrgrowrgy xwryx+wwggwoywwggwogyywwgyyw+ggr -xgwogywyyggww+yrygrywoorxwywgw- --+rrgwyorwyoy+wgogggrxrygrwx+-- ---grwry+yxrrrgxgggggryrgwyoo--- ----wgygw+wrwwryrrrrrygrgyyw---- -----ry+wyrwrrggr+yyyg+rwyr----- ------or+gwyyywowrggrrrrog------ -------xrw+gggygogrxggwgg------- --------gryggorgw+grxyyg-------- ---------rrw+xwggwgwxgy---------