Hoshi

Your problems

Import a screenshot or enter a position by hand. Every position is saved even when the exact local solver declines to give a verdict.

Choose a screenshot below, or place stones by hand. It saves itself as you go — there is nothing to name and nothing to press.

Choose a screenshot, or place the stones by hand. You confirm the diagram before it is solved.

Original screenshot

The exact solver is still there: open the problem and choose Solve exactly. It needs a target group, and it declines positions with more room than it can search.