This is a logic-based, math puzzle. The objective of the puzzle is to insert a digit from 1 to 9 inclusive into each white cell such that the sum of the numbers in each entry matches the clue associated with it and that no digit is duplicated in any entry.
– modern layout
– five different difficulties
– hundreds of puzzles for each difficulty
– auto-save your progress for each puzzle
– unlimited undo/redo
– color input system for experts
– google play games achievements
HELPFUL FEATURES (optional):
– selection modes: select first or number first
– pencil modes: automatic or manual
– keyboard configuration: auto, three rows, two rows, one row
– direction highlight: vertical and horizontal highlight
– rule violations: game rule warnings highlight
– sum errors: calculate if the sum is correct or not
– sum combinations: show all possible combinations
– multiple color input (advanced): use different colors to place numbers
– automatic error detection: show errors automatically
– bigger numbers: large font for better visualization
A modern layout for a classic!
GOOGLE PLAY GAMES
Lots of achievements to get!
Number highlights and auto-save!