Contents

# Getting Started

### Getting Started with Xsudo

· What is Xsudo? Main features.

· How to Use Xsudo Ways of making and solving puzzles.

· Logic in Xsudo How Xsudo works with logic.

### Introduction to Sudoku

· Introduction to Sudoku

· Basic Sudoku Solving Methods

# Xsudo

### Main Display

· Main Display All items and controls in the grid and main display area.

· Inputting Puzzles Various ways to input puzzles.

· Using the Mouse Full details about using the mouse.

### Top Row Menus

· Load/Save Menu Item by item short description of all menu functions.

· Copy/Paste Menu Item by item short description of all menu functions.

· Edit Puzzle Menu Item by item short description of all menu functions.

· Assume Menu Item by item short description of all menu functions.

· LogicView Menu Item by item short description of all menu functions.

· LogicTools Menu Item by item short description of all menu functions.

· XSUDO Main Menu Item by item short description of all menu functions.

· Execute Menu Item by item short description of all menu functions.

· Settings Menu Item by item short description of all menu functions.

· Styles Menu Item by item short description of all menu functions.

· Help Menu Item by item short description of all menu functions.

### Grid Popup Menus

· Candidate Popup Description of all candidate popup menu functions.

· Cell Popup Description of all cell popup menu functions.

### Other Topics

· Puzzle Files

· Morphing Puzzles

· Flat Logic Diagrams

· About Cover Sets

· Uniqueness and AURS, see Tutorial 5 for details.

### Puzzle File Explorer

· Puzzle File Explorer

· Explorer Helpful Hints

### Slightly Human Solver

· Slightly Human Solver

### Puzzle Maker

· Xsudo's Puzzle Maker

# Sudoku

· Introduction to Sudoku

· Basic Sudoku Solving Methods

# Tutorials

# Choosing Tutorials

Tutorial 1 is recommened for learning the edit logic commands, but is a bit detailed. Tutorials 4 and 6 are short quick start tutorials for using the auto edit functions. Other tutorials cover specific features.

· Tutorial 1 ***Covers most basic logic entry and edit functions.

· Tutorial 2 Working with virtual sets. Virtual Sets impliment derived strong inference sets (sis) (Advanced)

· Tutorial 3 Miscellaneous topics using a strong corner example. (Medium Level)

· Tutorial 4 ***A short quick start tutorial for entering ALS using the auto entry mode.

· Tutorial 5 Examples of the two ways to enter AURs, 1) multiple small rectangles and 2) large BUGs/MUGs.

· Tutorial 6 Another short quick start tutorial on auto edit modes using an example from the internet.

· Tutorial 7 Entering a monster loop that uses an AUR in the puzzle called Fata Morgana. (Advanced)

· Tutorial 8 An example of placing layers to search for large loops in monster puzzles. (Advanced)