Show HN: Learn/Practice Sudoku strategies web apphttps://sw-fun.github.io/sudoku
So, I wanted to get better at Sudoku puzzles, and I watched a lot of strategy videos, but I just could not grok them. Also I installed a bunch of free Sudoku games on my phone and got very (and I mean very) annoyed by the un-dismissible ads and calls to actions. So, I vibe coded an ad-free Sudoku app for the browser (a kind of PWA that plays on a phone browser too). The AI helpfully came up with a system for ranking Sudoku puzzle difficulty (by which strategies are required to solve). I'm at the point where Easy is doable, and Medium does have some challenge to it, but the Hard, Harder, Harde…