task_name
string
rows
int64
cols
int64
rules
string
visual_elements
string
initial_board
string
solution
string
initial_observation
string
solution_reference
string
description
string
title
string
sudoku_normal_hard_100
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
....5..16.2...9...1.54..9..4.9.......5.14........7..355...9.7...8......12....1...
394857216628319547175426983439685172752143698861972435513298764987564321246731859
. . . . 5 . . 1 6 . 2 . . . 9 . . . 1 . 5 4 . . 9 . . 4 . 9 . . . . . . . 5 . 1 4 . . . . . . . . 7 . . 3 5 5 . . . 9 . 7 . . . 8 . . . . . . 1 2 . . . . 1 . . .
3 9 4 8 5 7 2 1 6 6 2 8 3 1 9 5 4 7 1 7 5 4 2 6 9 8 3 4 3 9 6 8 5 1 7 2 7 5 2 1 4 3 6 9 8 8 6 1 9 7 2 4 3 5 5 1 3 2 9 8 7 6 4 9 8 7 5 6 4 3 2 1 2 4 6 7 3 1 8 5 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4732_hard
sudoku_normal_hard_101
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..1..7..2....1..5.9..3..1...956.3...6.........83.526...4......1..9..4.7.5..8..9..
851967432436218759972345168795683214624179385183452697348796521219534876567821943
. . 1 . . 7 . . 2 . . . . 1 . . 5 . 9 . . 3 . . 1 . . . 9 5 6 . 3 . . . 6 . . . . . . . . . 8 3 . 5 2 6 . . . 4 . . . . . . 1 . . 9 . . 4 . 7 . 5 . . 8 . . 9 . .
8 5 1 9 6 7 4 3 2 4 3 6 2 1 8 7 5 9 9 7 2 3 4 5 1 6 8 7 9 5 6 8 3 2 1 4 6 2 4 1 7 9 3 8 5 1 8 3 4 5 2 6 9 7 3 4 8 7 9 6 5 2 1 2 1 9 5 3 4 8 7 6 5 6 7 8 2 1 9 4 3
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4370_hard
sudoku_normal_hard_102
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
7....8..3..5....6....65..1.3....4..8..7....2..2..1.3...48..97..9.........73.....9
716298543835471962492653817369524178187936425524817396248369751951782634673145289
7 . . . . 8 . . 3 . . 5 . . . . 6 . . . . 6 5 . . 1 . 3 . . . . 4 . . 8 . . 7 . . . . 2 . . 2 . . 1 . 3 . . . 4 8 . . 9 7 . . 9 . . . . . . . . . 7 3 . . . . . 9
7 1 6 2 9 8 5 4 3 8 3 5 4 7 1 9 6 2 4 9 2 6 5 3 8 1 7 3 6 9 5 2 4 1 7 8 1 8 7 9 3 6 4 2 5 5 2 4 8 1 7 3 9 6 2 4 8 3 6 9 7 5 1 9 5 1 7 8 2 6 3 4 6 7 3 1 4 5 2 8 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4294_hard
sudoku_normal_hard_103
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.....4..2..81...3..7..6.9..5....92............6..3...4.3..7.5....18.....4....3.2.
153794862698125437274368951517649283349281675862537194936472518721856349485913726
. . . . . 4 . . 2 . . 8 1 . . . 3 . . 7 . . 6 . 9 . . 5 . . . . 9 2 . . . . . . . . . . . . 6 . . 3 . . . 4 . 3 . . 7 . 5 . . . . 1 8 . . . . . 4 . . . . 3 . 2 .
1 5 3 7 9 4 8 6 2 6 9 8 1 2 5 4 3 7 2 7 4 3 6 8 9 5 1 5 1 7 6 4 9 2 8 3 3 4 9 2 8 1 6 7 5 8 6 2 5 3 7 1 9 4 9 3 6 4 7 2 5 1 8 7 2 1 8 5 6 3 4 9 4 8 5 9 1 3 7 2 6
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7559_hard
sudoku_normal_hard_104
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
7..4...9..5.7.82....2.5....5...8.7....36....1.1.......2...4.9.....5.3....45....6.
786432195159768234432159678564381729923674581817295346271846953698523417345917862
7 . . 4 . . . 9 . . 5 . 7 . 8 2 . . . . 2 . 5 . . . . 5 . . . 8 . 7 . . . . 3 6 . . . . 1 . 1 . . . . . . . 2 . . . 4 . 9 . . . . . 5 . 3 . . . . 4 5 . . . . 6 .
7 8 6 4 3 2 1 9 5 1 5 9 7 6 8 2 3 4 4 3 2 1 5 9 6 7 8 5 6 4 3 8 1 7 2 9 9 2 3 6 7 4 5 8 1 8 1 7 2 9 5 3 4 6 2 7 1 8 4 6 9 5 3 6 9 8 5 2 3 4 1 7 3 4 5 9 1 7 8 6 2
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_6940_hard
sudoku_normal_hard_105
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
7....5..3..24...1..1....5....79...51....8...6.612...9.17...9.4...9......42.7.....
794615283532478619816392574287946351945183726361257498173569842659824137428731965
7 . . . . 5 . . 3 . . 2 4 . . . 1 . . 1 . . . . 5 . . . . 7 9 . . . 5 1 . . . . 8 . . . 6 . 6 1 2 . . . 9 . 1 7 . . . 9 . 4 . . . 9 . . . . . . 4 2 . 7 . . . . .
7 9 4 6 1 5 2 8 3 5 3 2 4 7 8 6 1 9 8 1 6 3 9 2 5 7 4 2 8 7 9 4 6 3 5 1 9 4 5 1 8 3 7 2 6 3 6 1 2 5 7 4 9 8 1 7 3 5 6 9 8 4 2 6 5 9 8 2 4 1 3 7 4 2 8 7 3 1 9 6 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_9172_hard
sudoku_normal_hard_106
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
7...816.........51.9.........9.47...2..6..4...4..28..39...74.3..1.....4.4....68..
753481692824963751691752384569347128238619475147528963982174536316895247475236819
7 . . . 8 1 6 . . . . . . . . . 5 1 . 9 . . . . . . . . . 9 . 4 7 . . . 2 . . 6 . . 4 . . . 4 . . 2 8 . . 3 9 . . . 7 4 . 3 . . 1 . . . . . 4 . 4 . . . . 6 8 . .
7 5 3 4 8 1 6 9 2 8 2 4 9 6 3 7 5 1 6 9 1 7 5 2 3 8 4 5 6 9 3 4 7 1 2 8 2 3 8 6 1 9 4 7 5 1 4 7 5 2 8 9 6 3 9 8 2 1 7 4 5 3 6 3 1 6 8 9 5 2 4 7 4 7 5 2 3 6 8 1 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3591_hard
sudoku_normal_hard_107
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.....2.6..1..5.4..2..7......6..2.8.4.......39.5..896..4.1.6..8..8.......6.5...1..
574192368819653427236748915967321854148576239352489671421965783783214596695837142
. . . . . 2 . 6 . . 1 . . 5 . 4 . . 2 . . 7 . . . . . . 6 . . 2 . 8 . 4 . . . . . . . 3 9 . 5 . . 8 9 6 . . 4 . 1 . 6 . . 8 . . 8 . . . . . . . 6 . 5 . . . 1 . .
5 7 4 1 9 2 3 6 8 8 1 9 6 5 3 4 2 7 2 3 6 7 4 8 9 1 5 9 6 7 3 2 1 8 5 4 1 4 8 5 7 6 2 3 9 3 5 2 4 8 9 6 7 1 4 2 1 9 6 5 7 8 3 7 8 3 2 1 4 5 9 6 6 9 5 8 3 7 1 4 2
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3398_hard
sudoku_normal_hard_108
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
...6...7...4...9...3..8...2....7..5...8.4...1.....6.9..423......13..5...8...1...3
289634175674251938135987462421879356968543721357126894542398617713465289896712543
. . . 6 . . . 7 . . . 4 . . . 9 . . . 3 . . 8 . . . 2 . . . . 7 . . 5 . . . 8 . 4 . . . 1 . . . . . 6 . 9 . . 4 2 3 . . . . . . 1 3 . . 5 . . . 8 . . . 1 . . . 3
2 8 9 6 3 4 1 7 5 6 7 4 2 5 1 9 3 8 1 3 5 9 8 7 4 6 2 4 2 1 8 7 9 3 5 6 9 6 8 5 4 3 7 2 1 3 5 7 1 2 6 8 9 4 5 4 2 3 9 8 6 1 7 7 1 3 4 6 5 2 8 9 8 9 6 7 1 2 5 4 3
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3585_hard
sudoku_normal_hard_109
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..8.5..1.4..1....2.1...63...4.......2...4..7...79....8.....36....4.9..2.5..7....9
368254917475139862912876354843567291291348576657921438729413685184695723536782149
. . 8 . 5 . . 1 . 4 . . 1 . . . . 2 . 1 . . . 6 3 . . . 4 . . . . . . . 2 . . . 4 . . 7 . . . 7 9 . . . . 8 . . . . . 3 6 . . . . 4 . 9 . . 2 . 5 . . 7 . . . . 9
3 6 8 2 5 4 9 1 7 4 7 5 1 3 9 8 6 2 9 1 2 8 7 6 3 5 4 8 4 3 5 6 7 2 9 1 2 9 1 3 4 8 5 7 6 6 5 7 9 2 1 4 3 8 7 2 9 4 1 3 6 8 5 1 8 4 6 9 5 7 2 3 5 3 6 7 8 2 1 4 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7547_hard
sudoku_normal_hard_110
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
71.9..6......1...22.46...9..2.4....5....72..3..7...4..6..2........7.1.464.1..9..7
718925634963814572254637198129483765546172983837596421675248319392751846481369257
7 1 . 9 . . 6 . . . . . . 1 . . . 2 2 . 4 6 . . . 9 . . 2 . 4 . . . . 5 . . . . 7 2 . . 3 . . 7 . . . 4 . . 6 . . 2 . . . . . . . . 7 . 1 . 4 6 4 . 1 . . 9 . . 7
7 1 8 9 2 5 6 3 4 9 6 3 8 1 4 5 7 2 2 5 4 6 3 7 1 9 8 1 2 9 4 8 3 7 6 5 5 4 6 1 7 2 9 8 3 8 3 7 5 9 6 4 2 1 6 7 5 2 4 8 3 1 9 3 9 2 7 5 1 8 4 6 4 8 1 3 6 9 2 5 7
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_9917_hard
sudoku_normal_hard_111
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
7....9..69.5..2..4.1..3.....5.........78...2.2....5..7.2...476...49....26.....4..
783549216965182374412637598856723941347891625291465837128354769534976182679218453
7 . . . . 9 . . 6 9 . 5 . . 2 . . 4 . 1 . . 3 . . . . . 5 . . . . . . . . . 7 8 . . . 2 . 2 . . . . 5 . . 7 . 2 . . . 4 7 6 . . . 4 9 . . . . 2 6 . . . . . 4 . .
7 8 3 5 4 9 2 1 6 9 6 5 1 8 2 3 7 4 4 1 2 6 3 7 5 9 8 8 5 6 7 2 3 9 4 1 3 4 7 8 9 1 6 2 5 2 9 1 4 6 5 8 3 7 1 2 8 3 5 4 7 6 9 5 3 4 9 7 6 1 8 2 6 7 9 2 1 8 4 5 3
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4615_hard
sudoku_normal_hard_112
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.2......8..4....9.5..1..2.....5......52.816..1...62....9..73.6.6.....9..2..6..8.7
721936458364825791589147236876594312952381674143762589498273165617458923235619847
. 2 . . . . . . 8 . . 4 . . . . 9 . 5 . . 1 . . 2 . . . . . 5 . . . . . . 5 2 . 8 1 6 . . 1 . . . 6 2 . . . . 9 . . 7 3 . 6 . 6 . . . . . 9 . . 2 . . 6 . . 8 . 7
7 2 1 9 3 6 4 5 8 3 6 4 8 2 5 7 9 1 5 8 9 1 4 7 2 3 6 8 7 6 5 9 4 3 1 2 9 5 2 3 8 1 6 7 4 1 4 3 7 6 2 5 8 9 4 9 8 2 7 3 1 6 5 6 1 7 4 5 8 9 2 3 2 3 5 6 1 9 8 4 7
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7885_hard
sudoku_normal_hard_113
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.4...63....89....4...41..5..3.6..9..8....3.7...2......2.........9..6.1..7....9.35
149756382658932714327418659531627948864593271972184563285371496493865127716249835
. 4 . . . 6 3 . . . . 8 9 . . . . 4 . . . 4 1 . . 5 . . 3 . 6 . . 9 . . 8 . . . . 3 . 7 . . . 2 . . . . . . 2 . . . . . . . . . 9 . . 6 . 1 . . 7 . . . . 9 . 3 5
1 4 9 7 5 6 3 8 2 6 5 8 9 3 2 7 1 4 3 2 7 4 1 8 6 5 9 5 3 1 6 2 7 9 4 8 8 6 4 5 9 3 2 7 1 9 7 2 1 8 4 5 6 3 2 8 5 3 7 1 4 9 6 4 9 3 8 6 5 1 2 7 7 1 6 2 4 9 8 3 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3441_hard
sudoku_normal_hard_114
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..8...7..3..1...6..9......54...3..2....2........6.43.7..53..8....9.1....6....2.4.
168495732354127968792863415476938521583271694921654387215349876849716253637582149
. . 8 . . . 7 . . 3 . . 1 . . . 6 . . 9 . . . . . . 5 4 . . . 3 . . 2 . . . . 2 . . . . . . . . 6 . 4 3 . 7 . . 5 3 . . 8 . . . . 9 . 1 . . . . 6 . . . . 2 . 4 .
1 6 8 4 9 5 7 3 2 3 5 4 1 2 7 9 6 8 7 9 2 8 6 3 4 1 5 4 7 6 9 3 8 5 2 1 5 8 3 2 7 1 6 9 4 9 2 1 6 5 4 3 8 7 2 1 5 3 4 9 8 7 6 8 4 9 7 1 6 2 5 3 6 3 7 5 8 2 1 4 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7097_hard
sudoku_normal_hard_115
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.....2.6.26.95..1.9...1.2...........41...96...2.....84..42...3..3..7....69...51..
541782963263954817978613245386427591415839672729561384154298736832176459697345128
. . . . . 2 . 6 . 2 6 . 9 5 . . 1 . 9 . . . 1 . 2 . . . . . . . . . . . 4 1 . . . 9 6 . . . 2 . . . . . 8 4 . . 4 2 . . . 3 . . 3 . . 7 . . . . 6 9 . . . 5 1 . .
5 4 1 7 8 2 9 6 3 2 6 3 9 5 4 8 1 7 9 7 8 6 1 3 2 4 5 3 8 6 4 2 7 5 9 1 4 1 5 8 3 9 6 7 2 7 2 9 5 6 1 3 8 4 1 5 4 2 9 8 7 3 6 8 3 2 1 7 6 4 5 9 6 9 7 3 4 5 1 2 8
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4242_hard
sudoku_normal_hard_116
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.2..5....4....9..6..98..7.......183...89....71......6.6...2...4.5...4.....43...7.
826157943417239586539846721965471832348962157172583469681725394753694218294318675
. 2 . . 5 . . . . 4 . . . . 9 . . 6 . . 9 8 . . 7 . . . . . . . 1 8 3 . . . 8 9 . . . . 7 1 . . . . . . 6 . 6 . . . 2 . . . 4 . 5 . . . 4 . . . . . 4 3 . . . 7 .
8 2 6 1 5 7 9 4 3 4 1 7 2 3 9 5 8 6 5 3 9 8 4 6 7 2 1 9 6 5 4 7 1 8 3 2 3 4 8 9 6 2 1 5 7 1 7 2 5 8 3 4 6 9 6 8 1 7 2 5 3 9 4 7 5 3 6 9 4 2 1 8 2 9 4 3 1 8 6 7 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7692_hard
sudoku_normal_hard_117
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
3...7.52.........7..75..31...143.9.2.....9.4..9.....5...2.1...5.4.6.....6....8...
386971524915243867427586319561437982238159746794862153872314695143695278659728431
3 . . . 7 . 5 2 . . . . . . . . . 7 . . 7 5 . . 3 1 . . . 1 4 3 . 9 . 2 . . . . . 9 . 4 . . 9 . . . . . 5 . . . 2 . 1 . . . 5 . 4 . 6 . . . . . 6 . . . . 8 . . .
3 8 6 9 7 1 5 2 4 9 1 5 2 4 3 8 6 7 4 2 7 5 8 6 3 1 9 5 6 1 4 3 7 9 8 2 2 3 8 1 5 9 7 4 6 7 9 4 8 6 2 1 5 3 8 7 2 3 1 4 6 9 5 1 4 3 6 9 5 2 7 8 6 5 9 7 2 8 4 3 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_8206_hard
sudoku_normal_hard_118
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..582.....2.1..6....9..5......9.1....8..562..9.628...5..86.....6.2...3.4.1......6
165827943824139657739465182253941768481756239976283415348672591692518374517394826
. . 5 8 2 . . . . . 2 . 1 . . 6 . . . . 9 . . 5 . . . . . . 9 . 1 . . . . 8 . . 5 6 2 . . 9 . 6 2 8 . . . 5 . . 8 6 . . . . . 6 . 2 . . . 3 . 4 . 1 . . . . . . 6
1 6 5 8 2 7 9 4 3 8 2 4 1 3 9 6 5 7 7 3 9 4 6 5 1 8 2 2 5 3 9 4 1 7 6 8 4 8 1 7 5 6 2 3 9 9 7 6 2 8 3 4 1 5 3 4 8 6 7 2 5 9 1 6 9 2 5 1 8 3 7 4 5 1 7 3 9 4 8 2 6
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7201_hard
sudoku_normal_hard_119
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.5..4..7...7..9...8.....2....61......4..7..3..7..526......2.3.4.2.4........5.7.2.
652843179317269485894715263236184597145976832978352641789621354523498716461537928
. 5 . . 4 . . 7 . . . 7 . . 9 . . . 8 . . . . . 2 . . . . 6 1 . . . . . . 4 . . 7 . . 3 . . 7 . . 5 2 6 . . . . . . 2 . 3 . 4 . 2 . 4 . . . . . . . . 5 . 7 . 2 .
6 5 2 8 4 3 1 7 9 3 1 7 2 6 9 4 8 5 8 9 4 7 1 5 2 6 3 2 3 6 1 8 4 5 9 7 1 4 5 9 7 6 8 3 2 9 7 8 3 5 2 6 4 1 7 8 9 6 2 1 3 5 4 5 2 3 4 9 8 7 1 6 4 6 1 5 3 7 9 2 8
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4880_hard
sudoku_normal_hard_120
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.....2..95...3.....1.7..3...6.41..7...4..8......6..4..9......5...8.....2.7..6.1..
743182569586934217219756384362419875154378926897625431921847653638591742475263198
. . . . . 2 . . 9 5 . . . 3 . . . . . 1 . 7 . . 3 . . . 6 . 4 1 . . 7 . . . 4 . . 8 . . . . . . 6 . . 4 . . 9 . . . . . . 5 . . . 8 . . . . . 2 . 7 . . 6 . 1 . .
7 4 3 1 8 2 5 6 9 5 8 6 9 3 4 2 1 7 2 1 9 7 5 6 3 8 4 3 6 2 4 1 9 8 7 5 1 5 4 3 7 8 9 2 6 8 9 7 6 2 5 4 3 1 9 2 1 8 4 7 6 5 3 6 3 8 5 9 1 7 4 2 4 7 5 2 6 3 1 9 8
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3736_hard
sudoku_normal_hard_121
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.5....67...9.....28....1.4.7....8...4..3...1...2.9........5...6.....7.3....8.34..
253489671149736852867521943731268594496375218582194367314952786928647135675813429
. 5 . . . . 6 7 . . . 9 . . . . . 2 8 . . . . 1 . 4 . 7 . . . . 8 . . . 4 . . 3 . . . 1 . . . 2 . 9 . . . . . . . . 5 . . . 6 . . . . . 7 . 3 . . . . 8 . 3 4 . .
2 5 3 4 8 9 6 7 1 1 4 9 7 3 6 8 5 2 8 6 7 5 2 1 9 4 3 7 3 1 2 6 8 5 9 4 4 9 6 3 7 5 2 1 8 5 8 2 1 9 4 3 6 7 3 1 4 9 5 2 7 8 6 9 2 8 6 4 7 1 3 5 6 7 5 8 1 3 4 2 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_5121_hard
sudoku_normal_hard_122
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.....54....98....3.4..3..6....5..79...26......7..9...61....8.3..3..1.6..2.43....1
783265419629841573541739862416523798392687145875194326167958234938412657254376981
. . . . . 5 4 . . . . 9 8 . . . . 3 . 4 . . 3 . . 6 . . . . 5 . . 7 9 . . . 2 6 . . . . . . 7 . . 9 . . . 6 1 . . . . 8 . 3 . . 3 . . 1 . 6 . . 2 . 4 3 . . . . 1
7 8 3 2 6 5 4 1 9 6 2 9 8 4 1 5 7 3 5 4 1 7 3 9 8 6 2 4 1 6 5 2 3 7 9 8 3 9 2 6 8 7 1 4 5 8 7 5 1 9 4 3 2 6 1 6 7 9 5 8 2 3 4 9 3 8 4 1 2 6 5 7 2 5 4 3 7 6 9 8 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_5280_hard
sudoku_normal_hard_123
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..1.3.8..9....2.6..2......42...5..3...4.....8...2..7...1..69.....7..56..6..3...5.
561734829948512367723986514279458136154673298836291745315869472497125683682347951
. . 1 . 3 . 8 . . 9 . . . . 2 . 6 . . 2 . . . . . . 4 2 . . . 5 . . 3 . . . 4 . . . . . 8 . . . 2 . . 7 . . . 1 . . 6 9 . . . . . 7 . . 5 6 . . 6 . . 3 . . . 5 .
5 6 1 7 3 4 8 2 9 9 4 8 5 1 2 3 6 7 7 2 3 9 8 6 5 1 4 2 7 9 4 5 8 1 3 6 1 5 4 6 7 3 2 9 8 8 3 6 2 9 1 7 4 5 3 1 5 8 6 9 4 7 2 4 9 7 1 2 5 6 8 3 6 8 2 3 4 7 9 5 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3989_hard
sudoku_normal_hard_124
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
5.6.....7.9.5..3..3....2.......2..7......1..8..96..4...4.2...1.6..9.45......8.7.4
516349827298517346374862195183425679465791238729638451847256913631974582952183764
5 . 6 . . . . . 7 . 9 . 5 . . 3 . . 3 . . . . 2 . . . . . . . 2 . . 7 . . . . . . 1 . . 8 . . 9 6 . . 4 . . . 4 . 2 . . . 1 . 6 . . 9 . 4 5 . . . . . . 8 . 7 . 4
5 1 6 3 4 9 8 2 7 2 9 8 5 1 7 3 4 6 3 7 4 8 6 2 1 9 5 1 8 3 4 2 5 6 7 9 4 6 5 7 9 1 2 3 8 7 2 9 6 3 8 4 5 1 8 4 7 2 5 6 9 1 3 6 3 1 9 7 4 5 8 2 9 5 2 1 8 3 7 6 4
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_8294_hard
sudoku_normal_hard_125
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
8...23....3...6.9...25..3....7.6.5..1....5..6...7...4..8......94......1...3..76..
816923457534876192972541368397468521148235976625719843781654239469382715253197684
8 . . . 2 3 . . . . 3 . . . 6 . 9 . . . 2 5 . . 3 . . . . 7 . 6 . 5 . . 1 . . . . 5 . . 6 . . . 7 . . . 4 . . 8 . . . . . . 9 4 . . . . . . 1 . . . 3 . . 7 6 . .
8 1 6 9 2 3 4 5 7 5 3 4 8 7 6 1 9 2 9 7 2 5 4 1 3 6 8 3 9 7 4 6 8 5 2 1 1 4 8 2 3 5 9 7 6 6 2 5 7 1 9 8 4 3 7 8 1 6 5 4 2 3 9 4 6 9 3 8 2 7 1 5 2 5 3 1 9 7 6 8 4
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7441_hard
sudoku_normal_hard_126
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..6..9.2..4.36.5..1..........8..5..23...4.....6.1..7..6......89..5..72......8....
586479123249361578173852946718935462352746891964128735627514389835697214491283657
. . 6 . . 9 . 2 . . 4 . 3 6 . 5 . . 1 . . . . . . . . . . 8 . . 5 . . 2 3 . . . 4 . . . . . 6 . 1 . . 7 . . 6 . . . . . . 8 9 . . 5 . . 7 2 . . . . . . 8 . . . .
5 8 6 4 7 9 1 2 3 2 4 9 3 6 1 5 7 8 1 7 3 8 5 2 9 4 6 7 1 8 9 3 5 4 6 2 3 5 2 7 4 6 8 9 1 9 6 4 1 2 8 7 3 5 6 2 7 5 1 4 3 8 9 8 3 5 6 9 7 2 1 4 4 9 1 2 8 3 6 5 7
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4223_hard
sudoku_normal_hard_127
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
9.......7.7.42.8....8..7....4..69..2..6.7.3.....1...6.....3.51.5.........2...8..4
912586437675423891438917625847369152156872349293145768789234516564791283321658974
9 . . . . . . . 7 . 7 . 4 2 . 8 . . . . 8 . . 7 . . . . 4 . . 6 9 . . 2 . . 6 . 7 . 3 . . . . . 1 . . . 6 . . . . . 3 . 5 1 . 5 . . . . . . . . . 2 . . . 8 . . 4
9 1 2 5 8 6 4 3 7 6 7 5 4 2 3 8 9 1 4 3 8 9 1 7 6 2 5 8 4 7 3 6 9 1 5 2 1 5 6 8 7 2 3 4 9 2 9 3 1 4 5 7 6 8 7 8 9 2 3 4 5 1 6 5 6 4 7 9 1 2 8 3 3 2 1 6 5 8 9 7 4
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_8577_hard
sudoku_normal_hard_128
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.7.9..6.2..3..5.....6.2..8...7.9..1.6..7......9....5.7....7.2.9.....9.6.4..6.....
874913652213865794956427381347592816685741923192386547568174239731259468429638175
. 7 . 9 . . 6 . 2 . . 3 . . 5 . . . . . 6 . 2 . . 8 . . . 7 . 9 . . 1 . 6 . . 7 . . . . . . 9 . . . . 5 . 7 . . . . 7 . 2 . 9 . . . . . 9 . 6 . 4 . . 6 . . . . .
8 7 4 9 1 3 6 5 2 2 1 3 8 6 5 7 9 4 9 5 6 4 2 7 3 8 1 3 4 7 5 9 2 8 1 6 6 8 5 7 4 1 9 2 3 1 9 2 3 8 6 5 4 7 5 6 8 1 7 4 2 3 9 7 3 1 2 5 9 4 6 8 4 2 9 6 3 8 1 7 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4702_hard
sudoku_normal_hard_129
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.....23..21..7...59..5.........1..8.16......2..9.26.7.52...7..6..7....4..9.......
745192368216873495938564721372415689164789532859326174523947816687251943491638257
. . . . . 2 3 . . 2 1 . . 7 . . . 5 9 . . 5 . . . . . . . . . 1 . . 8 . 1 6 . . . . . . 2 . . 9 . 2 6 . 7 . 5 2 . . . 7 . . 6 . . 7 . . . . 4 . . 9 . . . . . . .
7 4 5 1 9 2 3 6 8 2 1 6 8 7 3 4 9 5 9 3 8 5 6 4 7 2 1 3 7 2 4 1 5 6 8 9 1 6 4 7 8 9 5 3 2 8 5 9 3 2 6 1 7 4 5 2 3 9 4 7 8 1 6 6 8 7 2 5 1 9 4 3 4 9 1 6 3 8 2 5 7
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3075_hard
sudoku_normal_hard_130
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.896.2.17......9.6.....182....1...7.6....8..9.12.79.8..23........4...2..8..9.....
389652417251487936746391825938146572675238149412579683123865794594713268867924351
. 8 9 6 . 2 . 1 7 . . . . . . 9 . 6 . . . . . 1 8 2 . . . . 1 . . . 7 . 6 . . . . 8 . . 9 . 1 2 . 7 9 . 8 . . 2 3 . . . . . . . . 4 . . . 2 . . 8 . . 9 . . . . .
3 8 9 6 5 2 4 1 7 2 5 1 4 8 7 9 3 6 7 4 6 3 9 1 8 2 5 9 3 8 1 4 6 5 7 2 6 7 5 2 3 8 1 4 9 4 1 2 5 7 9 6 8 3 1 2 3 8 6 5 7 9 4 5 9 4 7 1 3 2 6 8 8 6 7 9 2 4 3 5 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_5088_hard
sudoku_normal_hard_131
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
...6..3..6...9..4..2...4..8..6.3...2.4....7..3....9.5...8.1...4...9...1.17...5...
814672395635198247729354168596731482241586739387429651968213574452967813173845926
. . . 6 . . 3 . . 6 . . . 9 . . 4 . . 2 . . . 4 . . 8 . . 6 . 3 . . . 2 . 4 . . . . 7 . . 3 . . . . 9 . 5 . . . 8 . 1 . . . 4 . . . 9 . . . 1 . 1 7 . . . 5 . . .
8 1 4 6 7 2 3 9 5 6 3 5 1 9 8 2 4 7 7 2 9 3 5 4 1 6 8 5 9 6 7 3 1 4 8 2 2 4 1 5 8 6 7 3 9 3 8 7 4 2 9 6 5 1 9 6 8 2 1 3 5 7 4 4 5 2 9 6 7 8 1 3 1 7 3 8 4 5 9 2 6
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_5844_hard
sudoku_normal_hard_132
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
6.....8.2.728...6..1.6..57...17...2.2...8....76...4....9..3....1..9...8.....6...5
645379812972815463813642579451793628239186754768524931596238147124957386387461295
6 . . . . . 8 . 2 . 7 2 8 . . . 6 . . 1 . 6 . . 5 7 . . . 1 7 . . . 2 . 2 . . . 8 . . . . 7 6 . . . 4 . . . . 9 . . 3 . . . . 1 . . 9 . . . 8 . . . . . 6 . . . 5
6 4 5 3 7 9 8 1 2 9 7 2 8 1 5 4 6 3 8 1 3 6 4 2 5 7 9 4 5 1 7 9 3 6 2 8 2 3 9 1 8 6 7 5 4 7 6 8 5 2 4 9 3 1 5 9 6 2 3 8 1 4 7 1 2 4 9 5 7 3 8 6 3 8 7 4 6 1 2 9 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7147_hard
sudoku_normal_hard_133
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
......6...25...4..69.4...58..9...5...86.5.2...4.....89........6..2.31..58....4.2.
438517692125896437697423158279148563386759214541362789914285376762931845853674921
. . . . . . 6 . . . 2 5 . . . 4 . . 6 9 . 4 . . . 5 8 . . 9 . . . 5 . . . 8 6 . 5 . 2 . . . 4 . . . . . 8 9 . . . . . . . . 6 . . 2 . 3 1 . . 5 8 . . . . 4 . 2 .
4 3 8 5 1 7 6 9 2 1 2 5 8 9 6 4 3 7 6 9 7 4 2 3 1 5 8 2 7 9 1 4 8 5 6 3 3 8 6 7 5 9 2 1 4 5 4 1 3 6 2 7 8 9 9 1 4 2 8 5 3 7 6 7 6 2 9 3 1 8 4 5 8 5 3 6 7 4 9 2 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4685_hard
sudoku_normal_hard_134
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
5....7......31.5..91.4.67..6.8...9.1...9..3....21....5.67...........3....8.7...39
526897413874312596913456728638275941451968372792134865367529184149683257285741639
5 . . . . 7 . . . . . . 3 1 . 5 . . 9 1 . 4 . 6 7 . . 6 . 8 . . . 9 . 1 . . . 9 . . 3 . . . . 2 1 . . . . 5 . 6 7 . . . . . . . . . . . 3 . . . . 8 . 7 . . . 3 9
5 2 6 8 9 7 4 1 3 8 7 4 3 1 2 5 9 6 9 1 3 4 5 6 7 2 8 6 3 8 2 7 5 9 4 1 4 5 1 9 6 8 3 7 2 7 9 2 1 3 4 8 6 5 3 6 7 5 2 9 1 8 4 1 4 9 6 8 3 2 5 7 2 8 5 7 4 1 6 3 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_578_easy
sudoku_normal_hard_135
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
1.9..75........79.7.8..9..39...1..2..4..9.......8.3.5.......3.....63....8.2....71
129387564364521798758469213983715426541296837276843159695178342417632985832954671
1 . 9 . . 7 5 . . . . . . . . 7 9 . 7 . 8 . . 9 . . 3 9 . . . 1 . . 2 . . 4 . . 9 . . . . . . . 8 . 3 . 5 . . . . . . . 3 . . . . . 6 3 . . . . 8 . 2 . . . . 7 1
1 2 9 3 8 7 5 6 4 3 6 4 5 2 1 7 9 8 7 5 8 4 6 9 2 1 3 9 8 3 7 1 5 4 2 6 5 4 1 2 9 6 8 3 7 2 7 6 8 4 3 1 5 9 6 9 5 1 7 8 3 4 2 4 1 7 6 3 2 9 8 5 8 3 2 9 5 4 6 7 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_421_easy
sudoku_normal_hard_136
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..65..1...2......9....9.24.65.1....8..1......78..6.5......43....6......2..86..73.
936524187524718369817396245659137428341285976782469513275843691463971852198652734
. . 6 5 . . 1 . . . 2 . . . . . . 9 . . . . 9 . 2 4 . 6 5 . 1 . . . . 8 . . 1 . . . . . . 7 8 . . 6 . 5 . . . . . . 4 3 . . . . 6 . . . . . . 2 . . 8 6 . . 7 3 .
9 3 6 5 2 4 1 8 7 5 2 4 7 1 8 3 6 9 8 1 7 3 9 6 2 4 5 6 5 9 1 3 7 4 2 8 3 4 1 2 8 5 9 7 6 7 8 2 4 6 9 5 1 3 2 7 5 8 4 3 6 9 1 4 6 3 9 7 1 8 5 2 1 9 8 6 5 2 7 3 4
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_9709_hard
sudoku_normal_hard_137
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.3.4...2.1...9.5....7..2.......8..1.8......59..69..8....13...7.7...6.1...4...7..5
935418726162793584487652391293586417874231659516974832651349278729865143348127965
. 3 . 4 . . . 2 . 1 . . . 9 . 5 . . . . 7 . . 2 . . . . . . . 8 . . 1 . 8 . . . . . . 5 9 . . 6 9 . . 8 . . . . 1 3 . . . 7 . 7 . . . 6 . 1 . . . 4 . . . 7 . . 5
9 3 5 4 1 8 7 2 6 1 6 2 7 9 3 5 8 4 4 8 7 6 5 2 3 9 1 2 9 3 5 8 6 4 1 7 8 7 4 2 3 1 6 5 9 5 1 6 9 7 4 8 3 2 6 5 1 3 4 9 2 7 8 7 2 9 8 6 5 1 4 3 3 4 8 1 2 7 9 6 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4848_hard
sudoku_normal_hard_138
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
9....471..719....3.5.........32..4..7....92...2.....5.6..79.....8.46.9.......8...
968354712271986543354172896893215467715649238426837159642791385587463921139528674
9 . . . . 4 7 1 . . 7 1 9 . . . . 3 . 5 . . . . . . . . . 3 2 . . 4 . . 7 . . . . 9 2 . . . 2 . . . . . 5 . 6 . . 7 9 . . . . . 8 . 4 6 . 9 . . . . . . . 8 . . .
9 6 8 3 5 4 7 1 2 2 7 1 9 8 6 5 4 3 3 5 4 1 7 2 8 9 6 8 9 3 2 1 5 4 6 7 7 1 5 6 4 9 2 3 8 4 2 6 8 3 7 1 5 9 6 4 2 7 9 1 3 8 5 5 8 7 4 6 3 9 2 1 1 3 9 5 2 8 6 7 4
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_3325_hard
sudoku_normal_hard_139
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.2..4..6.5..73.4.......8..7...9...8.4...7.3.9.19........5.6....6..4.7..5.7.3..6..
728549163596731428143628957367914582452876319819253746935162874681497235274385691
. 2 . . 4 . . 6 . 5 . . 7 3 . 4 . . . . . . . 8 . . 7 . . . 9 . . . 8 . 4 . . . 7 . 3 . 9 . 1 9 . . . . . . . . 5 . 6 . . . . 6 . . 4 . 7 . . 5 . 7 . 3 . . 6 . .
7 2 8 5 4 9 1 6 3 5 9 6 7 3 1 4 2 8 1 4 3 6 2 8 9 5 7 3 6 7 9 1 4 5 8 2 4 5 2 8 7 6 3 1 9 8 1 9 2 5 3 7 4 6 9 3 5 1 6 2 8 7 4 6 8 1 4 9 7 2 3 5 2 7 4 3 8 5 6 9 1
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_6848_hard
sudoku_normal_hard_140
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..8....6.9..38...7.....58..2...3...6.1.4...2.3..12...96.........23.9.6...97.....2
158972463946381257732645891274539186819467325365128749681253974523794618497816532
. . 8 . . . . 6 . 9 . . 3 8 . . . 7 . . . . . 5 8 . . 2 . . . 3 . . . 6 . 1 . 4 . . . 2 . 3 . . 1 2 . . . 9 6 . . . . . . . . . 2 3 . 9 . 6 . . . 9 7 . . . . . 2
1 5 8 9 7 2 4 6 3 9 4 6 3 8 1 2 5 7 7 3 2 6 4 5 8 9 1 2 7 4 5 3 9 1 8 6 8 1 9 4 6 7 3 2 5 3 6 5 1 2 8 7 4 9 6 8 1 2 5 3 9 7 4 5 2 3 7 9 4 6 1 8 4 9 7 8 1 6 5 3 2
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7032_hard
sudoku_normal_hard_141
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
7..2..6....8.36.......7..5..7...2.45..9.....12...4.7..31.4....9.8.......6....34..
745281693928536174163974258876312945439765821251849736317428569584697312692153487
7 . . 2 . . 6 . . . . 8 . 3 6 . . . . . . . 7 . . 5 . . 7 . . . 2 . 4 5 . . 9 . . . . . 1 2 . . . 4 . 7 . . 3 1 . 4 . . . . 9 . 8 . . . . . . . 6 . . . . 3 4 . .
7 4 5 2 8 1 6 9 3 9 2 8 5 3 6 1 7 4 1 6 3 9 7 4 2 5 8 8 7 6 3 1 2 9 4 5 4 3 9 7 6 5 8 2 1 2 5 1 8 4 9 7 3 6 3 1 7 4 2 8 5 6 9 5 8 4 6 9 7 3 1 2 6 9 2 1 5 3 4 8 7
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4076_hard
sudoku_normal_hard_142
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
.2.1...6.7.4.6..2....2..7...6..1.4..37..4.6....5.........4...3......8..9.4..2.1..
928174365714563928653289714862917453371845692495632871287491536136758249549326187
. 2 . 1 . . . 6 . 7 . 4 . 6 . . 2 . . . . 2 . . 7 . . . 6 . . 1 . 4 . . 3 7 . . 4 . 6 . . . . 5 . . . . . . . . . 4 . . . 3 . . . . . . 8 . . 9 . 4 . . 2 . 1 . .
9 2 8 1 7 4 3 6 5 7 1 4 5 6 3 9 2 8 6 5 3 2 8 9 7 1 4 8 6 2 9 1 7 4 5 3 3 7 1 8 4 5 6 9 2 4 9 5 6 3 2 8 7 1 2 8 7 4 9 1 5 3 6 1 3 6 7 5 8 2 4 9 5 4 9 3 2 6 1 8 7
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_7371_hard
sudoku_normal_hard_143
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
1...8......9..76...5.2.....8..1......2..5......4..6..37......19.....43.8..3...7..
147689532239547681658231974875193246326458197914726853782365419561974328493812765
1 . . . 8 . . . . . . 9 . . 7 6 . . . 5 . 2 . . . . . 8 . . 1 . . . . . . 2 . . 5 . . . . . . 4 . . 6 . . 3 7 . . . . . . 1 9 . . . . . 4 3 . 8 . . 3 . . . 7 . .
1 4 7 6 8 9 5 3 2 2 3 9 5 4 7 6 8 1 6 5 8 2 3 1 9 7 4 8 7 5 1 9 3 2 4 6 3 2 6 4 5 8 1 9 7 9 1 4 7 2 6 8 5 3 7 8 2 3 6 5 4 1 9 5 6 1 9 7 4 3 2 8 4 9 3 8 1 2 7 6 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_5980_hard
sudoku_normal_hard_144
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
2...6...419.8.4..........8.78.2..5.6....5.....4.7.6.2.....2...7..7.8.24....6.7..5
278963154195874632436512789783241596962358471541796328319425867657189243824637915
2 . . . 6 . . . 4 1 9 . 8 . 4 . . . . . . . . . . 8 . 7 8 . 2 . . 5 . 6 . . . . 5 . . . . . 4 . 7 . 6 . 2 . . . . . 2 . . . 7 . . 7 . 8 . 2 4 . . . . 6 . 7 . . 5
2 7 8 9 6 3 1 5 4 1 9 5 8 7 4 6 3 2 4 3 6 5 1 2 7 8 9 7 8 3 2 4 1 5 9 6 9 6 2 3 5 8 4 7 1 5 4 1 7 9 6 3 2 8 3 1 9 4 2 5 8 6 7 6 5 7 1 8 9 2 4 3 8 2 4 6 3 7 9 1 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4137_hard
sudoku_normal_hard_145
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
..8..6..32..3.......5.4..1....2..7...6.4..8..5.1.7..4.1...9...7..9...1.4.5.....9.
948126573216357489375948612894265731763419825521873946182594367639782154457631298
. . 8 . . 6 . . 3 2 . . 3 . . . . . . . 5 . 4 . . 1 . . . . 2 . . 7 . . . 6 . 4 . . 8 . . 5 . 1 . 7 . . 4 . 1 . . . 9 . . . 7 . . 9 . . . 1 . 4 . 5 . . . . . 9 .
9 4 8 1 2 6 5 7 3 2 1 6 3 5 7 4 8 9 3 7 5 9 4 8 6 1 2 8 9 4 2 6 5 7 3 1 7 6 3 4 1 9 8 2 5 5 2 1 8 7 3 9 4 6 1 8 2 5 9 4 3 6 7 6 3 9 7 8 2 1 5 4 4 5 7 6 3 1 2 9 8
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4365_hard
sudoku_normal_hard_146
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
4..2..8.7..8.......3..8..6......6.......5....9..7..4.6..4.7.1.9.7.1....21...29...
496235817518697243732481965387946521641352798925718436264573189879164352153829674
4 . . 2 . . 8 . 7 . . 8 . . . . . . . 3 . . 8 . . 6 . . . . . . 6 . . . . . . . 5 . . . . 9 . . 7 . . 4 . 6 . . 4 . 7 . 1 . 9 . 7 . 1 . . . . 2 1 . . . 2 9 . . .
4 9 6 2 3 5 8 1 7 5 1 8 6 9 7 2 4 3 7 3 2 4 8 1 9 6 5 3 8 7 9 4 6 5 2 1 6 4 1 3 5 2 7 9 8 9 2 5 7 1 8 4 3 6 2 6 4 5 7 3 1 8 9 8 7 9 1 6 4 3 5 2 1 5 3 8 2 9 6 7 4
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4177_hard
sudoku_normal_hard_147
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
....4..1....9.27.....6.......6..3.....27..9..8......5..1..5...3..3..92..4......8.
978345612651982734324671598146593827532768941897124356219856473783419265465237189
. . . . 4 . . 1 . . . . 9 . 2 7 . . . . . 6 . . . . . . . 6 . . 3 . . . . . 2 7 . . 9 . . 8 . . . . . . 5 . . 1 . . 5 . . . 3 . . 3 . . 9 2 . . 4 . . . . . . 8 .
9 7 8 3 4 5 6 1 2 6 5 1 9 8 2 7 3 4 3 2 4 6 7 1 5 9 8 1 4 6 5 9 3 8 2 7 5 3 2 7 6 8 9 4 1 8 9 7 1 2 4 3 5 6 2 1 9 8 5 6 4 7 3 7 8 3 4 1 9 2 6 5 4 6 5 2 3 7 1 8 9
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_8325_hard
sudoku_normal_hard_148
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
6..72......5..6...7...9..46...6......529.4.......7295..6.5..4...49...13...7.4....
694725813315486279728391546971658324852934761436172958263519487549867132187243695
6 . . 7 2 . . . . . . 5 . . 6 . . . 7 . . . 9 . . 4 6 . . . 6 . . . . . . 5 2 9 . 4 . . . . . . . 7 2 9 5 . . 6 . 5 . . 4 . . . 4 9 . . . 1 3 . . . 7 . 4 . . . .
6 9 4 7 2 5 8 1 3 3 1 5 4 8 6 2 7 9 7 2 8 3 9 1 5 4 6 9 7 1 6 5 8 3 2 4 8 5 2 9 3 4 7 6 1 4 3 6 1 7 2 9 5 8 2 6 3 5 1 9 4 8 7 5 4 9 8 6 7 1 3 2 1 8 7 2 4 3 6 9 5
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_5112_hard
sudoku_normal_hard_149
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid.
None
...7..19.....182...7.2.9.485........3.7...8...2...4..99.4.....1.......7..8.9.1...
832745196495618237671239548549863712367192854128574369954327681213486975786951423
. . . 7 . . 1 9 . . . . . 1 8 2 . . . 7 . 2 . 9 . 4 8 5 . . . . . . . . 3 . 7 . . . 8 . . . 2 . . . 4 . . 9 9 . 4 . . . . . 1 . . . . . . . 7 . . 8 . 9 . 1 . . .
8 3 2 7 4 5 1 9 6 4 9 5 6 1 8 2 3 7 6 7 1 2 3 9 5 4 8 5 4 9 8 6 3 7 1 2 3 6 7 1 9 2 8 5 4 1 2 8 5 7 4 3 6 9 9 5 4 3 2 7 6 8 1 2 1 3 4 8 6 9 7 5 7 8 6 9 5 1 4 2 3
Complete the sudoku board based on the rules and visual elements.
9x9_sudoku_4078_hard
sudoku_variant_easy_0
4
4
"SUDOKU\n- Fill the grid with the digits 1-4 so that no digit repeats in a row, column, or box.\n\nKILLER\n- Digits in cages sum to the number in the corner of the cage.\n- Digits cannot repeat within a cage.\n\nLITTLE KILLER\n- Digits along the diagonal indicated by an arrow sum to the number by the arrow."
- killer cage (value 5): r1c1 r1c2 - killer cage (value 8): r2c1 r2c2 r3c2 - killer cage (value 4): r2c4 r3c4 - diagonal arrow, color: black, in location: r1c5, pointing lower left - text: 8, shape: circle, location: r1c5
................
3214142323414132
. . . . . . . . . . . . . . . .
3 2 1 4 1 4 2 3 2 3 4 1 4 1 3 2
Complete the sudoku board based on the rules and visual elements.
Introduction to Killer Sudoku
sudoku_variant_easy_1
4
4
"SUDOKU\n- Fill the grid with the digits 1-4 so that no digit repeats in a row, column, or box.\n\nCOUNTING CIRCLES\nAny digit in a circle indicates exactly how many circles contain that digit. As an example, if there is a 2 in any circle, there are exactly two 2s in circles in the puzzle."
- shape: circle, color: white (stroke color: black), location: r4c1 - shape: circle, color: white (stroke color: black), location: r3c1 - shape: circle, color: white (stroke color: black), location: r4c4 - shape: circle, color: white (stroke color: black), location: r2c4 - shape: circle, color: white (stroke color: bla...
................
3421124341322314
. . . . . . . . . . . . . . . .
3 4 2 1 1 2 4 3 4 1 3 2 2 3 1 4
Complete the sudoku board based on the rules and visual elements.
Introduction to Counting Circles
sudoku_variant_easy_2
4
4
"Each row and column contains the digits 1-4 once each. Digits in a cage sum to a prime number but no two cages sum to the same prime. Digits in a cage MAY repeat."
- killer cage: r1c2 r1c3 r2c3 - killer cage: r1c4 r2c4 r3c3 r3c4 r4c3 r4c4 - killer cage: r2c2 r3c2 r4c1 r4c2 - killer cage: r1c1 r2c1 r3c1
................
4213132424313142
. . . . . . . . . . . . . . . .
4 2 1 3 1 3 2 4 2 4 3 1 3 1 4 2
Complete the sudoku board based on the rules and visual elements.
Prime Killer Snack
sudoku_variant_easy_3
4
4
"SUDOKU\n- Fill the grid with the digits 1-4 so that no digit repeats in a row, column, or box.\n\nRENBAN\n- Digits on a purple Renban line must be a set of consecutive, non-repeating digits (in any order). For example, a length 3 line could have -3-1-2-, but not -1-2-4- or -1-3-1-."
- line, color: violet, coords: r4c1 r3c2 r2c2 r1c1 - line, color: violet, coords: r2c3 r2c4 r1c4 - line, color: violet, coords: r4c4 r3c4 r4c3 - line, color: violet, coords: r1c2 r1c3
....2...........
1342243142133124
. . . . 2 . . . . . . . . . . .
1 3 4 2 2 4 3 1 4 2 1 3 3 1 2 4
Complete the sudoku board based on the rules and visual elements.
Introduction to Renban Lines
sudoku_variant_easy_4
4
4
"4x4 Euler Sudoku rules apply: Place the digits 1-4 and 4 different colors exactly once in each row, column, and box such that each cell has a digit and a color. Every digit/color combination must appear exactly once.\nDigits along thermometers increase from the bulb end. The digit in the gray circle is odd."
- line, color: lightgray, coords: r1c2 r2c3 - line, color: lightgray, coords: r2c2 r3c3 - shape: circle, color: lightgray, location: r1c2 - shape: circle, color: lightgray, location: r2c2 - shape: circle, color: lightgray, location: r3c4
................
3241413214232314
. . . . . . . . . . . . . . . .
3 2 4 1 4 1 3 2 1 4 2 3 2 3 1 4
Complete the sudoku board based on the rules and visual elements.
4x4 Euler Thermo Sudoku
sudoku_variant_easy_5
4
4
"SUDOKU\n- Fill the grid with the digits 1-4 so that no digit repeats in a row, column, or box.\n\nANTIKNIGHT\n- If two cells are a knight's move apart (i.e. two steps horizontally and one step vertically, or vice versa), then they cannot have the same digit.\n\nPARTIAL KROPKI\n- A white dot between two cells requires ...
- shape: circle, color: white (stroke color: black), location: between r1c3 and r1c4 - shape: circle, color: black, location: between r3c1 and r4c1
3...............
3421124321344312
3 . . . . . . . . . . . . . . .
3 4 2 1 1 2 4 3 2 1 3 4 4 3 1 2
Complete the sudoku board based on the rules and visual elements.
Introduction to Anti-Knight
sudoku_variant_easy_6
4
4
Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid. Place the numbers 1-4, once each, into every row, column and box. Digits an equal distance from the center of a gray 'Zipper Line' must sum to the digit in the middle of ...
- line, color: lightgray, coords: r1c1 r2c1 r3c1 r4c1 r4c2 r4c3 r4c4 - line, color: lightgray, coords: r2c2 r2c3 r3c3 - shape: circle, color: white (stroke color: black), location: r3c1 - shape: circle, color: white (stroke color: black), location: r4c2 - shape: circle, color: white (stroke color: black), location: r2c...
................
3412214312344321
. . . . . . . . . . . . . . . .
3 4 1 2 2 1 4 3 1 2 3 4 4 3 2 1
Complete the sudoku board based on the rules and visual elements.
Zippers and Circles
sudoku_variant_easy_7
4
4
"Normal sudoku rules apply: Place the digits 1 to 4, once each, in every row, column and box.\\n\\nRegion Sum Lines: Digits along a blue line have an equal sum N within each 2x2 box the line passes through. Different lines may have different values for N."
- line, color: mediumturquoise, coords: r1c1 r2c2 r3c1 - line, color: mediumturquoise, coords: r1c3 r2c3 r3c2 - line, color: mediumturquoise, coords: r2c4 r3c3 r4c2
................
2314413234211243
. . . . . . . . . . . . . . . .
2 3 1 4 4 1 3 2 3 4 2 1 1 2 4 3
Complete the sudoku board based on the rules and visual elements.
Pluto (Dwarf Planet)
sudoku_variant_easy_8
4
4
"Place the same 4-digit subset from the digits 1 \u2013 9 in each row, column and 2 x 2 box. Digits along a thermometer must increase from the bulb end. Digits separated by the black dot have a 2 to 1 ratio. Digits separated by the white dot are consecutive. The gray square contains an even number."
- line, color: lightgray, coords: r3c1 r2c1 - line, color: lightgray, coords: r4c1 r4c2 r3c2 - line, color: lightgray, coords: r4c4 r3c4 - line, color: lightgray, coords: r2c3 r2c2 - line, color: lightgray, coords: r2c3 r3c3 - line, color: lightgray, coords: r1c3 r1c4 r2c4 - shape: square, color: mediumturquoise (strok...
................
8456654848655684
. . . . . . . . . . . . . . . .
8 4 5 6 6 5 4 8 4 8 6 5 5 6 8 4
Complete the sudoku board based on the rules and visual elements.
NGN
sudoku_variant_easy_9
4
4
"Normal sudoku rules do NOT apply. Fill the grid with digits 1-9, such that no digit repeats in any row, column or box. The set of digits in each row or column is unique, eg. if a row contains the digits 1234, no other row or column may contain exactly those digits. The digits in every row, column and box sum to x, whe...
- text: V, shape: circle, color: white, location: between r1c1 and r1c2 - text: V, shape: circle, color: white, location: between r2c3 and r3c3 - text: X, shape: circle, color: white, location: between r2c2 and r2c3 - text: X, shape: circle, color: white, location: between r1c4 and r2c4 - text: X, shape: circle, color:...
................
4158673254273681
. . . . . . . . . . . . . . . .
4 1 5 8 6 7 3 2 5 4 2 7 3 6 8 1
Complete the sudoku board based on the rules and visual elements.
Unique Sum Sudoku
sudoku_variant_easy_10
4
4
"Normal Sudoku rules apply\nDigits separated by a knight's move may not repeat\nDigits along a thermo strictly increase from the bulb"
- line, color: lightgray, coords: r4c2 r3c2 r2c2 - line, color: lightgray, coords: r2c3 r3c3 - shape: circle, color: lightgray, location: r4c2 - shape: circle, color: lightgray, location: r2c3
................
2143341243211234
. . . . . . . . . . . . . . . .
2 1 4 3 3 4 1 2 4 3 2 1 1 2 3 4
Complete the sudoku board based on the rules and visual elements.
Knights of the QS Example
sudoku_variant_easy_11
4
4
"Normal 4x4 Sudoku rules do NOT apply.\n\n- Digits may not repeat in a column.\n- Digits may not repeat in a row.\n- Digits may not repeat in a box.\n\nError sudoku: Input the digits 1 to 4 on the grid exactly four times each. You must make exactly N total errors for each digit, where N is equal to the digit. For examp...
- region: r3c1 r3c2 r4c1 r4c2 - region: r3c3 r3c4 r4c3 r4c4 - line, color: lightgray, coords: r4c3 r4c4 - line, color: lightgray, coords: r3c3 r2c4 - text: <7, shape: square, location: r0c2 - text: <13, shape: square, location: r0c1 - text: >10, shape: square, location: r4c0 - text: >10, shape: square, location: r2c0
................
3132424132132144
. . . . . . . . . . . . . . . .
3 1 3 2 4 2 4 1 3 2 1 3 2 1 4 4
Complete the sudoku board based on the rules and visual elements.
Mistakes Were Made
sudoku_variant_easy_12
4
4
Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid. \nDigits separated by a black dot are in a 1:2 ratio.\nThe difference between two adjacent digits on a coloured line indicates exactly how many pairs of adjacent digits a...
- line, color: palegreen, coords: r3c1 r3c2 r4c3 - line, color: plum, coords: r2c2 r2c3 r3c4 r4c4 - shape: circle, color: black, location: between r4c1 and r4c2
................
1342241331244231
. . . . . . . . . . . . . . . .
1 3 4 2 2 4 1 3 3 1 2 4 4 2 3 1
Complete the sudoku board based on the rules and visual elements.
Differences Count - part 1
sudoku_variant_easy_13
4
4
Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid. \n\nSUNBURN - A digit on a sun indicates how many surrounding cells (i.e. orthogonally or diagonally adjacent cells) contain smaller digits."
- text: ☀️, shape: circle, location: r2c2 - text: ☀️, shape: circle, location: r2c4 - text: ☀️, shape: circle, location: r3c4
................
3421124323144132
. . . . . . . . . . . . . . . .
3 4 2 1 1 2 4 3 2 3 1 4 4 1 3 2
Complete the sudoku board based on the rules and visual elements.
Clear Skies
sudoku_variant_easy_14
4
4
Each row, column, and 2×2 subgrid must contain all digits from 1 to 4 exactly once. Digits cannot be repeated within any row, column, or 2×2 subgrid. \n\nDraw a 1-cell-wide snake of orthogonally connected cells in the grid. The snake starts in the top-left cell, visits every 2x2 box at least once, and does not branch n...
None
................
2143432134121234
. . . . . . . . . . . . . . . .
2 1 4 3 4 3 2 1 3 4 1 2 1 2 3 4
Complete the sudoku board based on the rules and visual elements.
Mean Baby Snake
sudoku_variant_easy_15
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nDigits separated by a V sum to 5. Digits separated by an X sum to 10.\nDigits along thermometers must increase from the bulb end to the tip.\nDigits in cages sum to the...
- killer cage (value 9): r1c8 r1c9 - killer cage (value 9): r6c1 r6c2 - killer cage (value 7): r8c4 r9c4 - line, color: lightgray, coords: r1c5 r1c4 r2c3 r3c3 - line, color: violet, coords: r6c5 r6c4 r5c3 r4c3 - line, color: violet, coords: r3c9 r4c9 r5c8 r5c7 - line, color: violet, coords: r8c6 r8c7 r9c6 r9c7 - line, ...
41.5278..3.78469.1568913.2767..381.99..7.1.8218.46957385......42.46.53.87.618.2..
419527836327846951568913427675238149943751682182469573851392764294675318736184295
4 1 . 5 2 7 8 . . 3 . 7 8 4 6 9 . 1 5 6 8 9 1 3 . 2 7 6 7 . . 3 8 1 . 9 9 . . 7 . 1 . 8 2 1 8 . 4 6 9 5 7 3 8 5 . . . . . . 4 2 . 4 6 . 5 3 . 8 7 . 6 1 8 . 2 . .
4 1 9 5 2 7 8 3 6 3 2 7 8 4 6 9 5 1 5 6 8 9 1 3 4 2 7 6 7 5 2 3 8 1 4 9 9 4 3 7 5 1 6 8 2 1 8 2 4 6 9 5 7 3 8 5 1 3 9 2 7 6 4 2 9 4 6 7 5 3 1 8 7 3 6 1 8 4 2 9 5
Complete the sudoku board based on the rules and visual elements.
Zeeta-Moth
sudoku_variant_easy_16
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. Identify two 'indexer' cells in each row, column, and box, with one indexing in the row and the other indexing in the column. The digit in an indexer cell indicates the p...
- line, color: mediumspringgreen, coords: r4c5 r4c4 r4c3 r5c3 r6c3 r5c4 r5c5 r6c6 - line, color: mediumspringgreen, coords: r4c9 r4c8 r4c7 r3c6 r2c5 r1c4 r1c3 r1c2 r2c3 r3c3 r2c4 - line, color: mediumspringgreen, coords: r2c6 r2c7 r2c8 r2c9 - line, color: mediumspringgreen, coords: r3c1 r3c2 r4c2 r5c2 r6c2 - line, colo...
84.9.5613.9.41372..2.678.....6892..4.54761.322183549.758.236471...1..2.51.25.9386
847925613695413728321678549736892154954761832218354967589236471463187295172549386
8 4 . 9 . 5 6 1 3 . 9 . 4 1 3 7 2 . . 2 . 6 7 8 . . . . . 6 8 9 2 . . 4 . 5 4 7 6 1 . 3 2 2 1 8 3 5 4 9 . 7 5 8 . 2 3 6 4 7 1 . . . 1 . . 2 . 5 1 . 2 5 . 9 3 8 6
8 4 7 9 2 5 6 1 3 6 9 5 4 1 3 7 2 8 3 2 1 6 7 8 5 4 9 7 3 6 8 9 2 1 5 4 9 5 4 7 6 1 8 3 2 2 1 8 3 5 4 9 6 7 5 8 9 2 3 6 4 7 1 4 6 3 1 8 7 2 9 5 1 7 2 5 4 9 3 8 6
Complete the sudoku board based on the rules and visual elements.
Taiga
sudoku_variant_easy_17
9
9
"I\u2019m just so terrible with numbers! Whenever I try to write anything down, it always ends up full of obvious numerical errors. That simply won\u2019t do in a sudoku, so I decided that I needed help. I shared this puzzle with my very punctilious friends, who made sure that all of the clues were correct. However, th...
- killer cage (value 12): r6c2 r7c2 r8c2 r9c2 - killer cage (value 10): r8c8 r9c8 - line, color: lightgreen, coords: r2c1 r1c2 r2c3 r3c2 r4c1 r4c2 r4c3 - line, color: lightgreen, coords: r2c4 r2c5 - line, color: lightgreen, coords: r2c6 r1c7 r2c8 r3c7 r4c6 r4c7 r4c8 - line, color: lightgreen, coords: r6c7 r5c8 r6c9 r7c...
385416297142.9.68597.28.341294578.63.58163..4613.427.8.397.4..65..8..472427651.39
385416297142397685976285341294578163758163924613942758839724516561839472427651839
3 8 5 4 1 6 2 9 7 1 4 2 . 9 . 6 8 5 9 7 . 2 8 . 3 4 1 2 9 4 5 7 8 . 6 3 . 5 8 1 6 3 . . 4 6 1 3 . 4 2 7 . 8 . 3 9 7 . 4 . . 6 5 . . 8 . . 4 7 2 4 2 7 6 5 1 . 3 9
3 8 5 4 1 6 2 9 7 1 4 2 3 9 7 6 8 5 9 7 6 2 8 5 3 4 1 2 9 4 5 7 8 1 6 3 7 5 8 1 6 3 9 2 4 6 1 3 9 4 2 7 5 8 8 3 9 7 2 4 5 1 6 5 6 1 8 3 9 4 7 2 4 2 7 6 5 1 8 3 9
Complete the sudoku board based on the rules and visual elements.
Dyscalculia
sudoku_variant_easy_18
9
9
"Normal sudoku rules apply; fill the grid with the digits 1-9 so that digits don't repeat in any row, column, and marked 3x3 box.\nTwo cells adjacent along a red line must contain one even digit and one odd digit.\nTwo cells connected by a white dot contain consecutive digits.\nTwo cells connected by a black dot contai...
- shape: circle, color: white (stroke color: black), location: between r4c8 and r4c9 - shape: circle, color: white (stroke color: black), location: between r5c8 and r5c9 - shape: circle, color: white (stroke color: black), location: between r6c8 and r6c9 - shape: circle, color: white (stroke color: black), location: be...
.5436.172..62518.41.....95641..82.675.89.74212.71...9..856.4.1369...3.453..7.5689
854369172976251834123478956419582367568937421237146598785694213691823745342715689
. 5 4 3 6 . 1 7 2 . . 6 2 5 1 8 . 4 1 . . . . . 9 5 6 4 1 . . 8 2 . 6 7 5 . 8 9 . 7 4 2 1 2 . 7 1 . . . 9 . . 8 5 6 . 4 . 1 3 6 9 . . . 3 . 4 5 3 . . 7 . 5 6 8 9
8 5 4 3 6 9 1 7 2 9 7 6 2 5 1 8 3 4 1 2 3 4 7 8 9 5 6 4 1 9 5 8 2 3 6 7 5 6 8 9 3 7 4 2 1 2 3 7 1 4 6 5 9 8 7 8 5 6 9 4 2 1 3 6 9 1 8 2 3 7 4 5 3 4 2 7 1 5 6 8 9
Complete the sudoku board based on the rules and visual elements.
Parity Fish
sudoku_variant_easy_19
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\nIdentical digits cannot be a knight's move apart.\n\nDigits along an arrow sum to the digit in the corresponding circle."
- arrow, color: darkgray, coords (base to tip): r7c3 r6c2 r5c1 - arrow, color: darkgray, coords (base to tip): r4c3 r4c2 r4c1 - arrow, color: darkgray, coords (base to tip): r4c3 r5c4 r6c5 - arrow, color: darkgray, coords (base to tip): r4c6 r5c6 r6c6 - arrow, color: darkgray, coords (base to tip): r4c6 r3c5 r2c4 - arr...
65271.3497892436.1341659.28516...28429.4..5.6.3..2...7165934.7.928.754634738..9.5
652718349789243651341659728516397284297481536834526197165934872928175463473862915
6 5 2 7 1 . 3 4 9 7 8 9 2 4 3 6 . 1 3 4 1 6 5 9 . 2 8 5 1 6 . . . 2 8 4 2 9 . 4 . . 5 . 6 . 3 . . 2 . . . 7 1 6 5 9 3 4 . 7 . 9 2 8 . 7 5 4 6 3 4 7 3 8 . . 9 . 5
6 5 2 7 1 8 3 4 9 7 8 9 2 4 3 6 5 1 3 4 1 6 5 9 7 2 8 5 1 6 3 9 7 2 8 4 2 9 7 4 8 1 5 3 6 8 3 4 5 2 6 1 9 7 1 6 5 9 3 4 8 7 2 9 2 8 1 7 5 4 6 3 4 7 3 8 6 2 9 1 5
Complete the sudoku board based on the rules and visual elements.
Ascension
sudoku_variant_easy_20
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\nEvery clue in the puzzle is wrogn. A clue is wrogn if it is not completely correct.\n\nKiller Cages: Digits in a cage cannot repeat and sum to the digit in the top le...
- killer cage (value 11): r1c5 r1c6 - killer cage (value 11): r3c5 r3c6 - killer cage (value 11): r3c2 r4c2 - killer cage (value 37): r4c1 r5c1 r6c1 r7c1 r8c1 r9c1 - killer cage (value 10): r7c2 r8c2 - killer cage (value 18): r8c5 r8c6 r9c5 r9c6 - killer cage (value 12): r8c7 r8c8 r8c9 - killer cage (value 17): r7c3 r7...
124.9783.8593217467.6..52.937214.5684.52.8..36.15734.2263754981.1783.654.48.1.3..
124697835859321746736485219372149568495268173681573492263754981917832654548916327
1 2 4 . 9 7 8 3 . 8 5 9 3 2 1 7 4 6 7 . 6 . . 5 2 . 9 3 7 2 1 4 . 5 6 8 4 . 5 2 . 8 . . 3 6 . 1 5 7 3 4 . 2 2 6 3 7 5 4 9 8 1 . 1 7 8 3 . 6 5 4 . 4 8 . 1 . 3 . .
1 2 4 6 9 7 8 3 5 8 5 9 3 2 1 7 4 6 7 3 6 4 8 5 2 1 9 3 7 2 1 4 9 5 6 8 4 9 5 2 6 8 1 7 3 6 8 1 5 7 3 4 9 2 2 6 3 7 5 4 9 8 1 9 1 7 8 3 2 6 5 4 5 4 8 9 1 6 3 2 7
Complete the sudoku board based on the rules and visual elements.
Matty Didn't Call You Back Because He Had The Wrogn Number
sudoku_variant_easy_21
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. In each line of four cells the sum of the first two digits equals the sum of the last two digits."
- line, color: olivedrab, coords: r5c1 r5c2 r5c3 r5c4 - line, color: olivedrab, coords: r5c6 r5c7 r5c8 r5c9 - line, color: olivedrab, coords: r6c5 r7c5 r8c5 r9c5 - line, color: olivedrab, coords: r4c5 r3c5 r2c5 r1c5 - line, color: olivedrab, coords: r1c6 r2c6 r3c6 r4c6 - line, color: olivedrab, coords: r4c6 r4c7 r4c8 r...
5.9.6417.7..1..54.1847253696.527.49347.9.3.563.8.562.79.758.631261.479858.3.91724
539864172726139548184725369615278493472913856398456217947582631261347985853691724
5 . 9 . 6 4 1 7 . 7 . . 1 . . 5 4 . 1 8 4 7 2 5 3 6 9 6 . 5 2 7 . 4 9 3 4 7 . 9 . 3 . 5 6 3 . 8 . 5 6 2 . 7 9 . 7 5 8 . 6 3 1 2 6 1 . 4 7 9 8 5 8 . 3 . 9 1 7 2 4
5 3 9 8 6 4 1 7 2 7 2 6 1 3 9 5 4 8 1 8 4 7 2 5 3 6 9 6 1 5 2 7 8 4 9 3 4 7 2 9 1 3 8 5 6 3 9 8 4 5 6 2 1 7 9 4 7 5 8 2 6 3 1 2 6 1 3 4 7 9 8 5 8 5 3 6 9 1 7 2 4
Complete the sudoku board based on the rules and visual elements.
Four Triangles
sudoku_variant_easy_22
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \\nGroups of cells not visited by the masyu loop act as killer cages.\\nThose groups and killer cages already drawn in the grid must all sum to the same total.\\n"
- killer cage: r5c5 r6c5 - killer cage: r6c7
6.8.295.449..61278723548.96..62.734.154.8362.37241..858.9635712267.94853531.72469
618729534495361278723548196986257341154983627372416985849635712267194853531872469
6 . 8 . 2 9 5 . 4 4 9 . . 6 1 2 7 8 7 2 3 5 4 8 . 9 6 . . 6 2 . 7 3 4 . 1 5 4 . 8 3 6 2 . 3 7 2 4 1 . . 8 5 8 . 9 6 3 5 7 1 2 2 6 7 . 9 4 8 5 3 5 3 1 . 7 2 4 6 9
6 1 8 7 2 9 5 3 4 4 9 5 3 6 1 2 7 8 7 2 3 5 4 8 1 9 6 9 8 6 2 5 7 3 4 1 1 5 4 9 8 3 6 2 7 3 7 2 4 1 6 9 8 5 8 4 9 6 3 5 7 1 2 2 6 7 1 9 4 8 5 3 5 3 1 8 7 2 4 6 9
Complete the sudoku board based on the rules and visual elements.
Limbo
sudoku_variant_easy_23
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nRenban: Each purple line contains a set of non-repeating consecutive digits in any order. \nThermo: Digits along thermometers must increase from the bulb end. \nV: Adja...
- line, color: lightgray, coords: r5c3 r4c4 r4c5 r5c6 - line, color: lightgray, coords: r5c4 r6c5 r6c6 r5c7 - line, color: lightgray, coords: r3c9 r2c9 r1c9 - line, color: lightgray, coords: r7c1 r8c1 r9c1 - line, color: violet, coords: r8c4 r7c4 r7c5 - line, color: violet, coords: r8c5 r9c5 r9c6 - line, color: violet,...
27.31.548394825617851.64923689471235413258796.2.9.6.84..8.4.37974..9..5....18.462
276319548394825617851764923689471235413258796527936184168542379742693851935187462
2 7 . 3 1 . 5 4 8 3 9 4 8 2 5 6 1 7 8 5 1 . 6 4 9 2 3 6 8 9 4 7 1 2 3 5 4 1 3 2 5 8 7 9 6 . 2 . 9 . 6 . 8 4 . . 8 . 4 . 3 7 9 7 4 . . 9 . . 5 . . . . 1 8 . 4 6 2
2 7 6 3 1 9 5 4 8 3 9 4 8 2 5 6 1 7 8 5 1 7 6 4 9 2 3 6 8 9 4 7 1 2 3 5 4 1 3 2 5 8 7 9 6 5 2 7 9 3 6 1 8 4 1 6 8 5 4 2 3 7 9 7 4 2 6 9 3 8 5 1 9 3 5 1 8 7 4 6 2
Complete the sudoku board based on the rules and visual elements.
Astraeus
sudoku_variant_easy_24
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. Digits on a thermometer increase from bulb to tip.\nValues outside the grid give the sum along the indicated diagonal."
- line, color: lightgray, coords: r7c1 r6c1 r5c1 r4c1 r4c2 r3c3 - line, color: lightgray, coords: r7c1 r6c2 r5c3 r5c4 r5c5 - line, color: lightgray, coords: r7c1 r7c2 r7c3 r7c4 r7c5 - line, color: lightgray, coords: r7c1 r8c1 r8c2 r9c3 r9c4 - line, color: lightgray, coords: r2c7 r3c8 r4c8 r5c9 r6c9 r6c8 r6c7 - line, co...
81293.645376..219845918....78..645396..5782145.4319.761678.34..2...4596194.6...83
812937645376452198459186327781264539693578214524319876167893452238745961945621783
8 1 2 9 3 . 6 4 5 3 7 6 . . 2 1 9 8 4 5 9 1 8 . . . . 7 8 . . 6 4 5 3 9 6 . . 5 7 8 2 1 4 5 . 4 3 1 9 . 7 6 1 6 7 8 . 3 4 . . 2 . . . 4 5 9 6 1 9 4 . 6 . . . 8 3
8 1 2 9 3 7 6 4 5 3 7 6 4 5 2 1 9 8 4 5 9 1 8 6 3 2 7 7 8 1 2 6 4 5 3 9 6 9 3 5 7 8 2 1 4 5 2 4 3 1 9 8 7 6 1 6 7 8 9 3 4 5 2 2 3 8 7 4 5 9 6 1 9 4 5 6 2 1 7 8 3
Complete the sudoku board based on the rules and visual elements.
Tendril Battle
sudoku_variant_easy_25
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nArrow: Digits along an arrow sum to the digit in that arrow's circle.\nAntiknight: Cells separated by a knight's move (in chess) cannot contain the same digit."
- arrow, color: darkgray, coords (base to tip): r5c4 r6c3 r5c2 r4c3 - arrow, color: darkgray, coords (base to tip): r3c5 r3c4 r2c5 r3c6 - arrow, color: darkgray, coords (base to tip): r7c5 r7c6 r8c5 r7c4 - arrow, color: darkgray, coords (base to tip): r5c6 r4c7 r5c8 r6c7 - arrow, color: darkgray, coords (base to tip): ...
.3.79.8611.7835..989..615.7..2..637.713.5.6..4.6.2719..48..29..671549283.2..8.7.4
235794861167835429894261537952416378713958642486327195348172956671549283529683714
. 3 . 7 9 . 8 6 1 1 . 7 8 3 5 . . 9 8 9 . . 6 1 5 . 7 . . 2 . . 6 3 7 . 7 1 3 . 5 . 6 . . 4 . 6 . 2 7 1 9 . . 4 8 . . 2 9 . . 6 7 1 5 4 9 2 8 3 . 2 . . 8 . 7 . 4
2 3 5 7 9 4 8 6 1 1 6 7 8 3 5 4 2 9 8 9 4 2 6 1 5 3 7 9 5 2 4 1 6 3 7 8 7 1 3 9 5 8 6 4 2 4 8 6 3 2 7 1 9 5 3 4 8 1 7 2 9 5 6 6 7 1 5 4 9 2 8 3 5 2 9 6 8 3 7 1 4
Complete the sudoku board based on the rules and visual elements.
Corners
sudoku_variant_easy_26
9
9
"Normal sudoku rules apply: Place the digits 1 to 9 once each in every row, column, and box.\n\nZipper lines: Cells on a lavender zipper line at an equal distance to the center, which is marked with a dot, sum to the digit at the center."
- region: r1c9 r2c9 r3c9 r1c8 r2c8 r3c8 r1c7 r2c7 r3c7 - region: r4c9 r5c9 r6c9 r4c8 r5c8 r6c8 r4c7 r5c7 r6c7 - region: r7c9 r8c9 r9c9 r7c8 r8c8 r9c8 r7c7 r8c7 r9c7 - region: r1c6 r2c6 r3c6 r1c5 r2c5 r3c5 r1c4 r2c4 r3c4 - region: r4c6 r5c6 r6c6 r4c5 r5c5 r6c5 r4c4 r5c4 r6c4 - region: r7c6 r8c6 r9c6 r7c5 r8c5 r9c5 r7c4 ...
9....3.71.86175.297..2693.5..35129472418975635.9.34218.92..8.3.438921..6157..68..
925483671386175429714269385863512947241897563579634218692758134438921756157346892
9 . . . . 3 . 7 1 . 8 6 1 7 5 . 2 9 7 . . 2 6 9 3 . 5 . . 3 5 1 2 9 4 7 2 4 1 8 9 7 5 6 3 5 . 9 . 3 4 2 1 8 . 9 2 . . 8 . 3 . 4 3 8 9 2 1 . . 6 1 5 7 . . 6 8 . .
9 2 5 4 8 3 6 7 1 3 8 6 1 7 5 4 2 9 7 1 4 2 6 9 3 8 5 8 6 3 5 1 2 9 4 7 2 4 1 8 9 7 5 6 3 5 7 9 6 3 4 2 1 8 6 9 2 7 5 8 1 3 4 4 3 8 9 2 1 7 5 6 1 5 7 3 4 6 8 9 2
Complete the sudoku board based on the rules and visual elements.
Zip Zag
sudoku_variant_easy_27
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nDigits cannot repeat within a cage. Digits along an arrow sum to the digit in its circle. Adjacent digits on a green line differ by 5 or more. Digits on a purple line c...
- killer cage: r2c2 r2c3 r2c4 r3c2 r3c3 r3c4 r4c2 r4c3 r4c4 - killer cage: r2c6 r2c7 r2c8 r3c6 r3c7 r3c8 r4c6 r4c7 r4c8 - killer cage: r6c6 r6c7 r6c8 r7c6 r7c7 r7c8 r8c6 r8c7 r8c8 - killer cage: r6c2 r6c3 r6c4 r7c2 r7c3 r7c4 r8c2 r8c3 r8c4 - line, color: violet, coords: r1c5 r2c4 r3c3 r4c2 r5c1 - line, color: violet, c...
.34.98..529.5.14.351.4632.916.3.9.5.87..4...13491.7628.537..816.26...397.81.3654.
634298175298571463517463289162389754875642931349157628953724816426815397781936542
. 3 4 . 9 8 . . 5 2 9 . 5 . 1 4 . 3 5 1 . 4 6 3 2 . 9 1 6 . 3 . 9 . 5 . 8 7 . . 4 . . . 1 3 4 9 1 . 7 6 2 8 . 5 3 7 . . 8 1 6 . 2 6 . . . 3 9 7 . 8 1 . 3 6 5 4 .
6 3 4 2 9 8 1 7 5 2 9 8 5 7 1 4 6 3 5 1 7 4 6 3 2 8 9 1 6 2 3 8 9 7 5 4 8 7 5 6 4 2 9 3 1 3 4 9 1 5 7 6 2 8 9 5 3 7 2 4 8 1 6 4 2 6 8 1 5 3 9 7 7 8 1 9 3 6 5 4 2
Complete the sudoku board based on the rules and visual elements.
Willow
sudoku_variant_easy_28
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. Each row, column, and 3x3 box contains each number from 1 to 9 exactly once.\nDigits along a thermometer must increase or stay the same from the bulb to the end."
- line, color: lightgray, coords: r4c2 r5c2 r6c2 r7c3 r8c4 r8c5 r8c6 r7c7 r6c8 r5c8 - line, color: lightgray, coords: r2c3 r3c4 r4c5 r3c6 r2c7 r3c8 r4c7 r5c6 r6c7 r7c8 r8c7 r7c6 r6c5 r7c4 r8c3 r7c2 r6c3 r5c4 r4c3 r3c2 - line, color: lightgray, coords: r4c8 r3c7 r2c6 r2c5 r2c4 r3c3 - shape: circle, color: lightgray, loc...
.4..569.8.619.7.54589142736..87293656.5834197937.614..2..6.5.411..4.852..54213679
742356918361987254589142736418729365625834197937561482273695841196478523854213679
. 4 . . 5 6 9 . 8 . 6 1 9 . 7 . 5 4 5 8 9 1 4 2 7 3 6 . . 8 7 2 9 3 6 5 6 . 5 8 3 4 1 9 7 9 3 7 . 6 1 4 . . 2 . . 6 . 5 . 4 1 1 . . 4 . 8 5 2 . . 5 4 2 1 3 6 7 9
7 4 2 3 5 6 9 1 8 3 6 1 9 8 7 2 5 4 5 8 9 1 4 2 7 3 6 4 1 8 7 2 9 3 6 5 6 2 5 8 3 4 1 9 7 9 3 7 5 6 1 4 8 2 2 7 3 6 9 5 8 4 1 1 9 6 4 7 8 5 2 3 8 5 4 2 1 3 6 7 9
Complete the sudoku board based on the rules and visual elements.
Slow Thermos
sudoku_variant_easy_29
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. Place the digits 1 through 9 in each empty cell. Digits must not repeat within the same row, column, or box.\n\nThe digits in a cage must sum to the number printed in its...
- killer cage (value 17): r1c1 r1c2 r2c1 r2c2 - killer cage (value 11): r1c5 r1c6 r2c5 r2c6 - killer cage (value 17): r1c8 r1c9 r2c8 r2c9 - killer cage (value 20): r8c1 r8c2 r9c1 r9c2 - killer cage (value 10): r8c5 r8c6 r9c5 r9c6 - killer cage (value 15): r8c8 r8c9 r9c8 r9c9 - arrow, color: darkgray, coords (base to ti...
82.731.45..6925..17154...92.3.1.85.4.71..428.68.2591371.35974282.78439164986127..
829731645346925871715486392932178564571364289684259137163597428257843916498612753
8 2 . 7 3 1 . 4 5 . . 6 9 2 5 . . 1 7 1 5 4 . . . 9 2 . 3 . 1 . 8 5 . 4 . 7 1 . . 4 2 8 . 6 8 . 2 5 9 1 3 7 1 . 3 5 9 7 4 2 8 2 . 7 8 4 3 9 1 6 4 9 8 6 1 2 7 . .
8 2 9 7 3 1 6 4 5 3 4 6 9 2 5 8 7 1 7 1 5 4 8 6 3 9 2 9 3 2 1 7 8 5 6 4 5 7 1 3 6 4 2 8 9 6 8 4 2 5 9 1 3 7 1 6 3 5 9 7 4 2 8 2 5 7 8 4 3 9 1 6 4 9 8 6 1 2 7 5 3
Complete the sudoku board based on the rules and visual elements.
Four Corner Shots
sudoku_variant_easy_30
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\nDraw a one-cell-wide loop of orthogonally connected cells. The loop may not touch itself, not even diagonally.\n\nThe loop acts as a German Whispers line (i.e., adjac...
- text: 6, shape: circle, location: r1c0 - text: 4, shape: circle, location: r3c0 - text: 6, shape: circle, location: r0c7 - text: 4, shape: circle, location: r3c10 - text: 8, shape: circle, location: r10c4 - text: 9, shape: circle, location: r10c9 - text: 7, shape: circle, location: r7c10
391..258742.1....65768394216.25..93..839.4.659.4263.18169725.4324..81.598.54..1..
391642587428157396576839421612578934783914265954263718169725843247381659835496172
3 9 1 . . 2 5 8 7 4 2 . 1 . . . . 6 5 7 6 8 3 9 4 2 1 6 . 2 5 . . 9 3 . . 8 3 9 . 4 . 6 5 9 . 4 2 6 3 . 1 8 1 6 9 7 2 5 . 4 3 2 4 . . 8 1 . 5 9 8 . 5 4 . . 1 . .
3 9 1 6 4 2 5 8 7 4 2 8 1 5 7 3 9 6 5 7 6 8 3 9 4 2 1 6 1 2 5 7 8 9 3 4 7 8 3 9 1 4 2 6 5 9 5 4 2 6 3 7 1 8 1 6 9 7 2 5 8 4 3 2 4 7 3 8 1 6 5 9 8 3 5 4 9 6 1 7 2
Complete the sudoku board based on the rules and visual elements.
Loopy Whisper Rooms
sudoku_variant_easy_31
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nYin Yang: Shade some cells so that all shaded cells are orthogonally connected and all unshaded cells are orthogonally connected. Each 2x2 area of the grid contains sh...
- arrow, color: darkgray, coords (base to tip): r6c3 r6c4 r5c4 r5c5 r4c5 r4c6 r3c6 - arrow, color: darkgray, coords (base to tip): r4c2 r5c2 r5c1 r4c1 r3c1 r3c2 r3c3 r2c3 - arrow, color: darkgray, coords (base to tip): r9c6 r8c6 r8c5 r7c5 r6c5 - arrow, color: darkgray, coords (base to tip): r5c7 r4c7 - arrow, color: da...
5..79423..9132548..2.6819751869.3.4223...8.69.59.6731891543..27.7..1.69.6.2879.53
568794231791325486324681975186953742237148569459267318915436827873512694642879153
5 . . 7 9 4 2 3 . . 9 1 3 2 5 4 8 . . 2 . 6 8 1 9 7 5 1 8 6 9 . 3 . 4 2 2 3 . . . 8 . 6 9 . 5 9 . 6 7 3 1 8 9 1 5 4 3 . . 2 7 . 7 . . 1 . 6 9 . 6 . 2 8 7 9 . 5 3
5 6 8 7 9 4 2 3 1 7 9 1 3 2 5 4 8 6 3 2 4 6 8 1 9 7 5 1 8 6 9 5 3 7 4 2 2 3 7 1 4 8 5 6 9 4 5 9 2 6 7 3 1 8 9 1 5 4 3 6 8 2 7 8 7 3 5 1 2 6 9 4 6 4 2 8 7 9 1 5 3
Complete the sudoku board based on the rules and visual elements.
Thermal Balance
sudoku_variant_easy_32
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. Each row, column, and 3x3 box contains each number from 1 to 9 exactly once.\nQuadruple: The digits in each circle must appear at least once in the four surrounding cells...
- line, color: lightgreen, coords: r2c2 r3c3 r4c4 r3c5 r2c6 r2c7 r2c8 r3c7 r4c6 r5c7 r6c8 r7c8 - line, color: lightgreen, coords: r8c8 r7c7 r6c6 r7c5 r8c4 r8c3 r8c2 r7c3 r6c4 r5c3 r4c2 r3c2 - text: 1 2 3 8, shape: circle, color: white (stroke color: black), location: at the corner of r2c2 r2c3 r3c2 r3c3 - text: 2 5, sh...
9456.2183.1..8.926.2...3.5.489261.3.132.57..856.938.1287.315.692.184...5356729.41
945672183713584926628193754489261537132457698567938412874315269291846375356729841
9 4 5 6 . 2 1 8 3 . 1 . . 8 . 9 2 6 . 2 . . . 3 . 5 . 4 8 9 2 6 1 . 3 . 1 3 2 . 5 7 . . 8 5 6 . 9 3 8 . 1 2 8 7 . 3 1 5 . 6 9 2 . 1 8 4 . . . 5 3 5 6 7 2 9 . 4 1
9 4 5 6 7 2 1 8 3 7 1 3 5 8 4 9 2 6 6 2 8 1 9 3 7 5 4 4 8 9 2 6 1 5 3 7 1 3 2 4 5 7 6 9 8 5 6 7 9 3 8 4 1 2 8 7 4 3 1 5 2 6 9 2 9 1 8 4 6 3 7 5 3 5 6 7 2 9 8 4 1
Complete the sudoku board based on the rules and visual elements.
Mutation
sudoku_variant_easy_33
9
9
"Standard sudoku rules apply: The digits 1 through 9 appear in every row, column, and box.\n\nRegion Sum Line: The sum of the digits on a blue line within a particular region must be the same for all of the regions the line passes through.\n\nXV Pairs: Digits in cells separated by a V sum to 5. Digits in cells separate...
- killer cage: r3c3 r4c3 r5c3 - killer cage: r6c3 r7c3 r8c3 - killer cage: r2c7 r3c7 r4c7 - killer cage: r5c7 r6c7 r7c7 - killer cage: r1c1 r1c2 - killer cage: r1c3 r1c4 - killer cage: r9c8 r9c9 - killer cage: r9c6 r9c7 - line, color: deepskyblue, coords: r1c1 r1c2 r1c3 r1c4 r2c5 - line, color: deepskyblue, coords: r4c...
2..6.1.85.59.7231..13..8..74..1.92383682451799.17.356..34.16892.82397.4..9682..53
247631985859472316613958427475169238368245179921783564734516892582397641196824753
2 . . 6 . 1 . 8 5 . 5 9 . 7 2 3 1 . . 1 3 . . 8 . . 7 4 . . 1 . 9 2 3 8 3 6 8 2 4 5 1 7 9 9 . 1 7 . 3 5 6 . . 3 4 . 1 6 8 9 2 . 8 2 3 9 7 . 4 . . 9 6 8 2 . . 5 3
2 4 7 6 3 1 9 8 5 8 5 9 4 7 2 3 1 6 6 1 3 9 5 8 4 2 7 4 7 5 1 6 9 2 3 8 3 6 8 2 4 5 1 7 9 9 2 1 7 8 3 5 6 4 7 3 4 5 1 6 8 9 2 5 8 2 3 9 7 6 4 1 1 9 6 8 2 4 7 5 3
Complete the sudoku board based on the rules and visual elements.
Theta
sudoku_variant_easy_34
9
9
"Normal sudoku rules apply\n\nArrows: Values on an arrow sum to the value in the arrow's circle\n\nXV: Values on an X sum to 10. Values on a V sum to 5. Not all XV are necessarily given.\n\nNegators: There are 9 cells in the grid which are negators, one each in every row, column and 3x3 box, containing the digits 1 to ...
- arrow, color: darkgray, coords (base to tip): r9c3 r9c2 r8c2 r7c2 - arrow, color: darkgray, coords (base to tip): r3c4 r2c4 r2c5 r2c6 - arrow, color: darkgray, coords (base to tip): r3c4 r3c3 r4c3 - arrow, color: darkgray, coords (base to tip): r6c2 r7c1 r8c1 - arrow, color: darkgray, coords (base to tip): r9c9 r8c8 ...
..67.93..9..21.674.7265419863..952.72...67983.9..3..1.417.26.39..394.72.8.937.4.5
146789352985213674372654198638195247251467983794832516417526839563948721829371465
. . 6 7 . 9 3 . . 9 . . 2 1 . 6 7 4 . 7 2 6 5 4 1 9 8 6 3 . . 9 5 2 . 7 2 . . . 6 7 9 8 3 . 9 . . 3 . . 1 . 4 1 7 . 2 6 . 3 9 . . 3 9 4 . 7 2 . 8 . 9 3 7 . 4 . 5
1 4 6 7 8 9 3 5 2 9 8 5 2 1 3 6 7 4 3 7 2 6 5 4 1 9 8 6 3 8 1 9 5 2 4 7 2 5 1 4 6 7 9 8 3 7 9 4 8 3 2 5 1 6 4 1 7 5 2 6 8 3 9 5 6 3 9 4 8 7 2 1 8 2 9 3 7 1 4 6 5
Complete the sudoku board based on the rules and visual elements.
Negative Arrows
sudoku_variant_easy_35
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nA digit in a circle must belong to the same entropic group (high [789], medium [456] or low [123]) as every cell a single chess knights move away from it.\nDigits on a ...
- line, color: lightgreen, coords: r8c1 r7c2 r7c3 r8c3 r9c2 - line, color: lightgreen, coords: r3c9 r4c9 - line, color: violet, coords: r1c6 r1c7 - line, color: violet, coords: r7c9 r8c8 - line, color: violet, coords: r1c4 r2c3 - shape: circle, stroke color: black, location: r1c4 - shape: circle, stroke color: black, l...
312745.89.9613.2.4.58.967.113.582496.843.7512.2.9.43785..42.86.269.73.4.84.6.19..
312745689796138254458296731137582496984367512625914378571429863269873145843651927
3 1 2 7 4 5 . 8 9 . 9 6 1 3 . 2 . 4 . 5 8 . 9 6 7 . 1 1 3 . 5 8 2 4 9 6 . 8 4 3 . 7 5 1 2 . 2 . 9 . 4 3 7 8 5 . . 4 2 . 8 6 . 2 6 9 . 7 3 . 4 . 8 4 . 6 . 1 9 . .
3 1 2 7 4 5 6 8 9 7 9 6 1 3 8 2 5 4 4 5 8 2 9 6 7 3 1 1 3 7 5 8 2 4 9 6 9 8 4 3 6 7 5 1 2 6 2 5 9 1 4 3 7 8 5 7 1 4 2 9 8 6 3 2 6 9 8 7 3 1 4 5 8 4 3 6 5 1 9 2 7
Complete the sudoku board based on the rules and visual elements.
Tropical Knights
sudoku_variant_easy_36
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\nSlow thermometer: Digits along a thermometer either increase or stay the same from the bulb end.\n\nKropki Pairs: Digits joined by a white dot must be consecutive. Di...
- line, color: burlywood, coords: r7c5 r6c6 r6c7 r5c8 - line, color: burlywood, coords: r7c5 r6c6 r6c7 r6c8 - line, color: burlywood, coords: r7c5 r6c4 r6c3 r5c2 - line, color: burlywood, coords: r7c5 r6c4 r6c3 r6c2 - line, color: burlywood, coords: r7c5 r6c5 r5c5 r4c6 r4c7 r3c8 - line, color: burlywood, coords: r7c5 r...
7614935..9351..74.2..56739.4..756923..2.48165.9632.4.864..19857.5..34.191.987.634
761493582935182746284567391418756923372948165596321478643219857857634219129875634
7 6 1 4 9 3 5 . . 9 3 5 1 . . 7 4 . 2 . . 5 6 7 3 9 . 4 . . 7 5 6 9 2 3 . . 2 . 4 8 1 6 5 . 9 6 3 2 . 4 . 8 6 4 . . 1 9 8 5 7 . 5 . . 3 4 . 1 9 1 . 9 8 7 . 6 3 4
7 6 1 4 9 3 5 8 2 9 3 5 1 8 2 7 4 6 2 8 4 5 6 7 3 9 1 4 1 8 7 5 6 9 2 3 3 7 2 9 4 8 1 6 5 5 9 6 3 2 1 4 7 8 6 4 3 2 1 9 8 5 7 8 5 7 6 3 4 2 1 9 1 2 9 8 7 5 6 3 4
Complete the sudoku board based on the rules and visual elements.
Árbol
sudoku_variant_easy_37
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\nFibonacci Lines: Blue lines strictly increase from one end to the other where any digit on the line beyond the lowest 2 digits is the sum of the previous 2 digits in ...
- line, color: skyblue, coords: r9c7 r8c7 r7c7 r7c8 r7c9 - line, color: skyblue, coords: r1c3 r2c3 r3c3 r3c2 r3c1 - line, color: skyblue, coords: r5c3 r5c4 r5c5 r5c6 r5c7 - line, color: skyblue, coords: r9c1 r8c1 r8c2 r9c2 - line, color: skyblue, coords: r1c8 r2c8 r2c9 r1c9 - line, color: skyblue, coords: r4c2 r5c2 r6c...
9783.24156.58719231239.4786894716.32761....4.5..4986..41.627.5.357189.642.654...7
978362415645871923123954786894716532761235849532498671419627358357189264286543197
9 7 8 3 . 2 4 1 5 6 . 5 8 7 1 9 2 3 1 2 3 9 . 4 7 8 6 8 9 4 7 1 6 . 3 2 7 6 1 . . . . 4 . 5 . . 4 9 8 6 . . 4 1 . 6 2 7 . 5 . 3 5 7 1 8 9 . 6 4 2 . 6 5 4 . . . 7
9 7 8 3 6 2 4 1 5 6 4 5 8 7 1 9 2 3 1 2 3 9 5 4 7 8 6 8 9 4 7 1 6 5 3 2 7 6 1 2 3 5 8 4 9 5 3 2 4 9 8 6 7 1 4 1 9 6 2 7 3 5 8 3 5 7 1 8 9 2 6 4 2 8 6 5 4 3 1 9 7
Complete the sudoku board based on the rules and visual elements.
Fibonacci Lines
sudoku_variant_easy_38
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\nKiller Cages: Digits in a cage may not repeat and must sum to the given total.\n\nKropki Dots: Digits separated by a white dot must be consecutive. Digits separated b...
- killer cage (value 15): r4c5 r5c5 r6c5 - killer cage (value 15): r4c2 r5c2 r6c2 - killer cage (value 15): r4c8 r5c8 r6c8 - killer cage (value 15): r8c3 r8c4 r8c5 r8c6 r8c7 - killer cage (value 15): r2c3 r2c4 r2c5 r2c6 r2c7 - killer cage (value 15): r1c1 r1c2 r2c1 - killer cage (value 15): r1c8 r1c9 r2c9 - killer cage...
6213987547934.2..6.587.69325.29376.194768152.1...45.9721957346..6512437937.86.21.
621398754793452186458716932582937641947681523136245897219573468865124379374869215
6 2 1 3 9 8 7 5 4 7 9 3 4 . 2 . . 6 . 5 8 7 . 6 9 3 2 5 . 2 9 3 7 6 . 1 9 4 7 6 8 1 5 2 . 1 . . . 4 5 . 9 7 2 1 9 5 7 3 4 6 . . 6 5 1 2 4 3 7 9 3 7 . 8 6 . 2 1 .
6 2 1 3 9 8 7 5 4 7 9 3 4 5 2 1 8 6 4 5 8 7 1 6 9 3 2 5 8 2 9 3 7 6 4 1 9 4 7 6 8 1 5 2 3 1 3 6 2 4 5 8 9 7 2 1 9 5 7 3 4 6 8 8 6 5 1 2 4 3 7 9 3 7 4 8 6 9 2 1 5
Complete the sudoku board based on the rules and visual elements.
\x0F
sudoku_variant_easy_39
9
9
"Every digit from 1 to 9 must appear once in every row, column and region. Each region must be determined and each is a set of nine orthogonally connected cells. A digit in a circle indicates the number of borders between regions it sees in its row and column. Note that the edge of the grid does not count toward this t...
- shape: circle, color: white (stroke color: lightgray), location: r1c1 - shape: circle, color: white (stroke color: lightgray), location: r1c3 - shape: circle, color: white (stroke color: lightgray), location: r1c7 - shape: circle, color: white (stroke color: lightgray), location: r1c8 - shape: circle, color: white (s...
91.23476524.178936.7396.482.5.3126.46394.1.574...93518..165724959.8461.3....8932.
918234765245178936173965482857312694639421857426793518381657249592846173764589321
9 1 . 2 3 4 7 6 5 2 4 . 1 7 8 9 3 6 . 7 3 9 6 . 4 8 2 . 5 . 3 1 2 6 . 4 6 3 9 4 . 1 . 5 7 4 . . . 9 3 5 1 8 . . 1 6 5 7 2 4 9 5 9 . 8 4 6 1 . 3 . . . . 8 9 3 2 .
9 1 8 2 3 4 7 6 5 2 4 5 1 7 8 9 3 6 1 7 3 9 6 5 4 8 2 8 5 7 3 1 2 6 9 4 6 3 9 4 2 1 8 5 7 4 2 6 7 9 3 5 1 8 3 8 1 6 5 7 2 4 9 5 9 2 8 4 6 1 7 3 7 6 4 5 8 9 3 2 1
Complete the sudoku board based on the rules and visual elements.
Lighthouse
sudoku_variant_easy_40
9
9
"Normal Sudoku rules apply (place the digits 1-9 once each in every box, row and column)\n\nAround Quad clues (white circles with digits in) each digit that appears must appear at least once in the cells that the quad touches.\n\nGreen Lines are both German Whispers AND palindromes.\n\nFor German Whispers each consequt...
- line, color: lightgreen, coords: r3c1 r4c1 r3c2 r3c3 r4c4 - line, color: lightgreen, coords: r1c4 r2c4 r3c4 r3c5 r4c5 r5c5 r6c5 - line, color: lightgreen, coords: r2c6 r2c7 r3c7 r4c8 r3c9 - line, color: lightgreen, coords: r5c7 r6c7 r7c7 r7c6 r8c6 - line, color: lightgreen, coords: r6c3 r7c3 r8c3 r9c3 r9c4 r8c4 r7c4 ...
2.6413589845.7613.319285746964327815.836912...275489.3631..9.28498132.57...86.391
276413589845976132319285746964327815583691274127548963631759428498132657752864391
2 . 6 4 1 3 5 8 9 8 4 5 . 7 6 1 3 . 3 1 9 2 8 5 7 4 6 9 6 4 3 2 7 8 1 5 . 8 3 6 9 1 2 . . . 2 7 5 4 8 9 . 3 6 3 1 . . 9 . 2 8 4 9 8 1 3 2 . 5 7 . . . 8 6 . 3 9 1
2 7 6 4 1 3 5 8 9 8 4 5 9 7 6 1 3 2 3 1 9 2 8 5 7 4 6 9 6 4 3 2 7 8 1 5 5 8 3 6 9 1 2 7 4 1 2 7 5 4 8 9 6 3 6 3 1 7 5 9 4 2 8 4 9 8 1 3 2 6 5 7 7 5 2 8 6 4 3 9 1
Complete the sudoku board based on the rules and visual elements.
Broken Paperclip
sudoku_variant_easy_41
9
9
"Normal sudoku rules apply: Place the digits 1-9 once each in every row, column, and 3x3 box.\n\nGerman Whispers: Adjacent digits along a green line must have a difference of at least 5.\n\nRenbans: Digits along a pink line must form a set of consecutive digits in any order, without repetition.\n\nSlow Thermos: Digits ...
- line, color: silver, coords: r4c1 r3c2 r3c3 r4c4 - line, color: silver, coords: r4c6 r3c7 r3c8 r4c9 - line, color: silver, coords: r7c5 r8c5 r9c4 - line, color: silver, coords: r7c5 r8c5 r9c6 - line, color: lawngreen, coords: r2c1 r3c2 r3c3 r2c4 - line, color: lawngreen, coords: r2c6 r3c7 r3c8 r2c9 - line, color: law...
4172.56.8962.8754..38.6.279396852.17..1.34.85.5471..6..73.2.154285.437961..5.6823
417295638962387541538461279396852417721634985854719362673928154285143796149576823
4 1 7 2 . 5 6 . 8 9 6 2 . 8 7 5 4 . . 3 8 . 6 . 2 7 9 3 9 6 8 5 2 . 1 7 . . 1 . 3 4 . 8 5 . 5 4 7 1 . . 6 . . 7 3 . 2 . 1 5 4 2 8 5 . 4 3 7 9 6 1 . . 5 . 6 8 2 3
4 1 7 2 9 5 6 3 8 9 6 2 3 8 7 5 4 1 5 3 8 4 6 1 2 7 9 3 9 6 8 5 2 4 1 7 7 2 1 6 3 4 9 8 5 8 5 4 7 1 9 3 6 2 6 7 3 9 2 8 1 5 4 2 8 5 1 4 3 7 9 6 1 4 9 5 7 6 8 2 3
Complete the sudoku board based on the rules and visual elements.
The Two Headed Martian
sudoku_variant_easy_42
9
9
"Sudoku - Place digits from 1-9 in every cell without repeating in a row, column, or 3x3 box.\n\nKiller cages - Digits in a cage cannot repeat and sum to the clue in the upper left corner of the cage.\n\nThermometers - Digits along a gray thermometer line increase moving away from the bulb."
- killer cage (value 35): r2c4 r3c4 r4c2 r4c3 r4c4 - killer cage (value 26): r6c2 r6c3 r6c4 r7c4 r8c4 - killer cage (value 26): r2c6 r3c6 r4c6 r4c7 r4c8 - killer cage (value 18): r6c6 r6c7 r6c8 r7c6 r8c6 - line, color: lightgray, coords: r4c2 r3c2 r2c2 r2c3 r2c4 - line, color: lightgray, coords: r4c8 r3c8 r2c8 r2c7 r2c...
3.2.546.71789.6.424.5.72139.5.6.9813843.1597.619783425.2649.3589.45287615.1367294
392154687178936542465872139257649813843215976619783425726491358934528761581367294
3 . 2 . 5 4 6 . 7 1 7 8 9 . 6 . 4 2 4 . 5 . 7 2 1 3 9 . 5 . 6 . 9 8 1 3 8 4 3 . 1 5 9 7 . 6 1 9 7 8 3 4 2 5 . 2 6 4 9 . 3 5 8 9 . 4 5 2 8 7 6 1 5 . 1 3 6 7 2 9 4
3 9 2 1 5 4 6 8 7 1 7 8 9 3 6 5 4 2 4 6 5 8 7 2 1 3 9 2 5 7 6 4 9 8 1 3 8 4 3 2 1 5 9 7 6 6 1 9 7 8 3 4 2 5 7 2 6 4 9 1 3 5 8 9 3 4 5 2 8 7 6 1 5 8 1 3 6 7 2 9 4
Complete the sudoku board based on the rules and visual elements.
Reticule
sudoku_variant_easy_43
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nDigits on thermometers increase strictly from the bulb end.\nDigits separated by a V sum to 5, digits separated by an X sum to 10. Not all possible Vs and Xes are given...
- line, color: lightgray, coords: r9c2 r8c2 r7c2 r6c3 r5c3 r4c3 - line, color: lightgray, coords: r9c5 r8c5 r7c5 r6c4 r5c4 r4c4 - line, color: lightgray, coords: r1c7 r2c7 r3c7 r4c8 r5c8 r6c8 - shape: circle, color: lightgray, location: r9c2 - shape: circle, color: lightgray, location: r9c5 - shape: circle, color: ligh...
.7...91545.43.12962.1456.7.65981374243879256.12756..8396314.8278429.7.157.5.28.39
376289154584371296291456378659813742438792561127564983963145827842937615715628439
. 7 . . . 9 1 5 4 5 . 4 3 . 1 2 9 6 2 . 1 4 5 6 . 7 . 6 5 9 8 1 3 7 4 2 4 3 8 7 9 2 5 6 . 1 2 7 5 6 . . 8 3 9 6 3 1 4 . 8 2 7 8 4 2 9 . 7 . 1 5 7 . 5 . 2 8 . 3 9
3 7 6 2 8 9 1 5 4 5 8 4 3 7 1 2 9 6 2 9 1 4 5 6 3 7 8 6 5 9 8 1 3 7 4 2 4 3 8 7 9 2 5 6 1 1 2 7 5 6 4 9 8 3 9 6 3 1 4 5 8 2 7 8 4 2 9 3 7 6 1 5 7 1 5 6 2 8 4 3 9
Complete the sudoku board based on the rules and visual elements.
Raw Ping
sudoku_variant_easy_44
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n2). Digits separated by a red dot are non-consecutive and contain one even digit and one odd digit. All dots are given! "
- shape: circle, color: tomato, location: between r1c1 and r1c2 - shape: circle, color: tomato, location: between r1c3 and r1c4 - shape: circle, color: tomato, location: between r1c7 and r1c8 - shape: circle, color: tomato, location: between r1c8 and r1c9 - shape: circle, color: tomato, location: between r2c2 and r2c3 ...
41.867.256.2..978479852.63.83..45..6265.3.49717...2..8...2831.992645187....976542
413867925652319784798524631839745216265138497174692358547283169926451873381976542
4 1 . 8 6 7 . 2 5 6 . 2 . . 9 7 8 4 7 9 8 5 2 . 6 3 . 8 3 . . 4 5 . . 6 2 6 5 . 3 . 4 9 7 1 7 . . . 2 . . 8 . . . 2 8 3 1 . 9 9 2 6 4 5 1 8 7 . . . . 9 7 6 5 4 2
4 1 3 8 6 7 9 2 5 6 5 2 3 1 9 7 8 4 7 9 8 5 2 4 6 3 1 8 3 9 7 4 5 2 1 6 2 6 5 1 3 8 4 9 7 1 7 4 6 9 2 3 5 8 5 4 7 2 8 3 1 6 9 9 2 6 4 5 1 8 7 3 3 8 1 9 7 6 5 4 2
Complete the sudoku board based on the rules and visual elements.
Wild apples
sudoku_variant_easy_45
9
9
"- Normal sudoku rules apply, i.e. each row, column and 3x3 region has to contain the digits from 1 to 9 once each.\n\n- Index lines: Each turquoise line is an Index Line, i.e. the digit in the Nth cell along such a line (starting from the diamond) indicates the position along the line where the digit N appears. For ex...
- line, color: aquamarine, coords: r3c9 r2c9 r1c9 r1c8 r1c7 r1c6 - line, color: aquamarine, coords: r9c4 r9c3 r9c2 r9c1 r8c1 r7c1 - line, color: aquamarine, coords: r2c1 r2c2 r3c3 r2c4 r2c5 - line, color: aquamarine, coords: r5c3 r6c4 r7c5 r7c6 r6c7 r6c8 - line, color: lightgreen, coords: r1c1 r1c2 r1c3 r1c4 r1c5 - lin...
..9......146259873.5371694...7.23589965871.24.8.4..1.7.789324.669154....2.4168795
729384651146259873853716942417623589965871324382495167578932416691547238234168795
. . 9 . . . . . . 1 4 6 2 5 9 8 7 3 . 5 3 7 1 6 9 4 . . . 7 . 2 3 5 8 9 9 6 5 8 7 1 . 2 4 . 8 . 4 . . 1 . 7 . 7 8 9 3 2 4 . 6 6 9 1 5 4 . . . . 2 . 4 1 6 8 7 9 5
7 2 9 3 8 4 6 5 1 1 4 6 2 5 9 8 7 3 8 5 3 7 1 6 9 4 2 4 1 7 6 2 3 5 8 9 9 6 5 8 7 1 3 2 4 3 8 2 4 9 5 1 6 7 5 7 8 9 3 2 4 1 6 6 9 1 5 4 7 2 3 8 2 3 4 1 6 8 7 9 5
Complete the sudoku board based on the rules and visual elements.
Who knew?
sudoku_variant_easy_46
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \n\n- Killer cages: Digits in cages must sum to the number in the top-left corner and cannot repeat.\n\n- Arrows: Digits along an arrow sum to the digit in the connected ...
- killer cage (value 19): r9c2 r9c3 r9c4 r9c5 r9c6 - killer cage (value 16): r4c1 r5c1 r6c1 r7c1 r8c1 - killer cage (value 12): r2c7 r2c8 r3c7 r3c8 - arrow, color: darkgray, coords (base to tip): r2c4 r1c3 r2c2 - arrow, color: darkgray, coords (base to tip): r3c4 r3c3 r3c2 - arrow, color: darkgray, coords (base to tip)...
8.3.92.75.45713..8..6....3.4.79286.3..837154.2314..98717.58..2.38.26.75..621.7..4
813692475945713268726845139457928613698371542231456987174589326389264751562137894
8 . 3 . 9 2 . 7 5 . 4 5 7 1 3 . . 8 . . 6 . . . . 3 . 4 . 7 9 2 8 6 . 3 . . 8 3 7 1 5 4 . 2 3 1 4 . . 9 8 7 1 7 . 5 8 . . 2 . 3 8 . 2 6 . 7 5 . . 6 2 1 . 7 . . 4
8 1 3 6 9 2 4 7 5 9 4 5 7 1 3 2 6 8 7 2 6 8 4 5 1 3 9 4 5 7 9 2 8 6 1 3 6 9 8 3 7 1 5 4 2 2 3 1 4 5 6 9 8 7 1 7 4 5 8 9 3 2 6 3 8 9 2 6 4 7 5 1 5 6 2 1 3 7 8 9 4
Complete the sudoku board based on the rules and visual elements.
What's the difference?
sudoku_variant_easy_47
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. Place the digits 1 - 9 in each row, column, and outlined region.\nAnti-knight - Cells a chess knight's move apart may not contain the same digit.\nAnti-king - Cells a che...
- region: r6c9 r7c9 r8c9 r9c9 r9c8 r8c8 r7c8 r8c7 r9c7 - region: r8c6 r9c6 r7c6 r7c7 r6c7 r6c8 r5c8 r8c5 r9c5 - region: r9c4 r9c3 r9c2 r9c1 r8c1 r8c2 r8c3 r8c4 r7c3 - region: r5c9 r4c9 r3c9 r3c8 r4c8 r2c8 r1c8 r1c9 r2c9 - region: r7c1 r7c2 r6c2 r6c1 r6c3 r5c2 r5c1 r5c3 r4c2 - region: r7c5 r7c4 r6c4 r6c5 r6c6 r5c5 r5c4 ...
5.73.264..92645173345.789266789.34.1.23456.899.67.1.3.4.1239567739.6.8.2264.1.395
517392648892645173345178926678923451123456789956781234481239567739564812264817395
5 . 7 3 . 2 6 4 . . 9 2 6 4 5 1 7 3 3 4 5 . 7 8 9 2 6 6 7 8 9 . 3 4 . 1 . 2 3 4 5 6 . 8 9 9 . 6 7 . 1 . 3 . 4 . 1 2 3 9 5 6 7 7 3 9 . 6 . 8 . 2 2 6 4 . 1 . 3 9 5
5 1 7 3 9 2 6 4 8 8 9 2 6 4 5 1 7 3 3 4 5 1 7 8 9 2 6 6 7 8 9 2 3 4 5 1 1 2 3 4 5 6 7 8 9 9 5 6 7 8 1 2 3 4 4 8 1 2 3 9 5 6 7 7 3 9 5 6 4 8 1 2 2 6 4 8 1 7 3 9 5
Complete the sudoku board based on the rules and visual elements.
God save the Queen
sudoku_variant_easy_48
9
9
Each row, column, and 3×3 subgrid must contain all digits from 1 to 9 exactly once. Digits cannot be repeated within any row, column, or 3×3 subgrid. \nEach white line can be divided into one or more segments that each sum to 10.\nEach digit in a shaded cell is less than its orthogonally adjacent neighbors in unshaded ...
- inequality arrow: > between r8c8 and r8c9 - inequality arrow: < between r8c9 and r8c8 - inequality arrow: v between r8c8 and r9c8 - inequality arrow: ^ between r9c8 and r8c8 - inequality arrow: > between r8c5 and r8c6 - inequality arrow: < between r8c6 and r8c5 - inequality arrow: v between r8c5 and r9c5 - inequality...
.6.....93429.65...837...6453964.285.14..8.9327.29531642185.9..6953...4186741..5.9
561874293429365781837291645396412857145687932782953164218549376953726418674138529
. 6 . . . . . 9 3 4 2 9 . 6 5 . . . 8 3 7 . . . 6 4 5 3 9 6 4 . 2 8 5 . 1 4 . . 8 . 9 3 2 7 . 2 9 5 3 1 6 4 2 1 8 5 . 9 . . 6 9 5 3 . . . 4 1 8 6 7 4 1 . . 5 . 9
5 6 1 8 7 4 2 9 3 4 2 9 3 6 5 7 8 1 8 3 7 2 9 1 6 4 5 3 9 6 4 1 2 8 5 7 1 4 5 6 8 7 9 3 2 7 8 2 9 5 3 1 6 4 2 1 8 5 4 9 3 7 6 9 5 3 7 2 6 4 1 8 6 7 4 1 3 8 5 2 9
Complete the sudoku board based on the rules and visual elements.
Granular Impurities
sudoku_variant_easy_49
9
9
"**Standard Sudoku, Cages, Modular Lines **\n\n- Standard sudoku rules apply: The digits 1 through 9 appear in every row, column, and box.\n- Modular lines: Any set of three adjacent digits along a modular line has three different remainders when divided by 3.\n- Cages: Digits in cages cannot repeat and must sum to the...
- killer cage (value 11): r3c1 r4c1 r4c2 - killer cage (value 15): r7c7 r7c8 r8c7 - killer cage (value 17): r8c6 r9c6 r9c7 - killer cage (value 18): r8c8 r8c9 r9c8 - killer cage (value 16): r6c8 r6c9 r7c9 - killer cage (value 9): r5c1 r5c2 - killer cage (value 15): r1c3 r1c4 r2c4 - killer cage (value 14): r2c3 r3c2 r3c...
84.2135.7..5764128..29.5.4.2874.19.636.859712.916....47135.64..629.48375....97.61
846213597935764128172985643287431956364859712591672834713526489629148375458397261
8 4 . 2 1 3 5 . 7 . . 5 7 6 4 1 2 8 . . 2 9 . 5 . 4 . 2 8 7 4 . 1 9 . 6 3 6 . 8 5 9 7 1 2 . 9 1 6 . . . . 4 7 1 3 5 . 6 4 . . 6 2 9 . 4 8 3 7 5 . . . . 9 7 . 6 1
8 4 6 2 1 3 5 9 7 9 3 5 7 6 4 1 2 8 1 7 2 9 8 5 6 4 3 2 8 7 4 3 1 9 5 6 3 6 4 8 5 9 7 1 2 5 9 1 6 7 2 8 3 4 7 1 3 5 2 6 4 8 9 6 2 9 1 4 8 3 7 5 4 5 8 3 9 7 2 6 1
Complete the sudoku board based on the rules and visual elements.
Transmission