task_name string | initial_board string | solution string | puzzle_id string | title string | rules string | initial_observation string | rows int64 | cols int64 | visual_elements string | description string |
|---|---|---|---|---|---|---|---|---|---|---|
4x4_sudoku_800 | 31..2.......1.3. | 3142241343211234 | Basic 4x4 Sudoku 800 | Easy Sudoku | 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.
| 3 1 . .
2 . . .
. . . .
1 . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_801 | 2.1..4....4....1 | 2314142331424231 | Basic 4x4 Sudoku 801 | Easy Sudoku | 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.
| 2 . 1 .
. 4 . .
. . 4 .
. . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_802 | ..3..4.24...21.. | 1234341243212143 | Basic 4x4 Sudoku 802 | Easy Sudoku | 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.
| . . 3 .
. 4 . 2
4 . . .
2 1 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_803 | .1.....2..4.3... | 2134431212433421 | Basic 4x4 Sudoku 803 | Easy Sudoku | 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.
| . 1 . .
. . . 2
. . 4 .
3 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_804 | .1..3.4..3.4..3. | 4123324123141432 | Basic 4x4 Sudoku 804 | Easy Sudoku | 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.
| . 1 . .
3 . 4 .
. 3 . 4
. . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_805 | 3.414...24...32. | 3241413224131324 | Basic 4x4 Sudoku 805 | Easy Sudoku | 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.
| 3 . 4 1
4 . . .
2 4 . .
. 3 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_806 | 3......4.....21. | 3421213413424213 | Basic 4x4 Sudoku 806 | Easy Sudoku | 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.
| 3 . . .
. . . 4
. . . .
. 2 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_807 | ...3..2....14... | 2413132432414132 | Basic 4x4 Sudoku 807 | Easy Sudoku | 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.
| . . . 3
. . 2 .
. . . 1
4 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_808 | 41...2....1..42. | 4132324123141423 | Basic 4x4 Sudoku 808 | Easy Sudoku | 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.
| 4 1 . .
. 2 . .
. . 1 .
. 4 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_809 | .23......1..4.2. | 1234341221434321 | Basic 4x4 Sudoku 809 | Easy Sudoku | 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.
| . 2 3 .
. . . .
. 1 . .
4 . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_810 | .2...13....41... | 3241413223141423 | Basic 4x4 Sudoku 810 | Easy Sudoku | 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.
| . 2 . .
. 1 3 .
. . . 4
1 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_811 | ...2..4..423.314 | 4132324114232314 | Basic 4x4 Sudoku 811 | Easy Sudoku | 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.
| . . . 2
. . 4 .
. 4 2 3
. 3 1 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_812 | .2....21..4224.. | 1234432131422413 | Basic 4x4 Sudoku 812 | Easy Sudoku | 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.
| . 2 . .
. . 2 1
. . 4 2
2 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_813 | 4....1.4...1.3.. | 4213312424311342 | Basic 4x4 Sudoku 813 | Easy Sudoku | 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.
| 4 . . .
. 1 . 4
. . . 1
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_814 | ..31....23.414.. | 4231314223141423 | Basic 4x4 Sudoku 814 | Easy Sudoku | 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.
| . . 3 1
. . . .
2 3 . 4
1 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_815 | ..2...43.1...3.2 | 3421124321344312 | Basic 4x4 Sudoku 815 | Easy Sudoku | 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.
| . . 2 .
. . 4 3
. 1 . .
. 3 . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_816 | .41.......4.4..3 | 3412123423414123 | Basic 4x4 Sudoku 816 | Easy Sudoku | 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.
| . 4 1 .
. . . .
. . 4 .
4 . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_817 | .24.43.....13... | 1243431224313124 | Basic 4x4 Sudoku 817 | Easy Sudoku | 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.
| . 2 4 .
4 3 . .
. . . 1
3 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_818 | .13...2..3.2.21. | 2134342113424213 | Basic 4x4 Sudoku 818 | Easy Sudoku | 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.
| . 1 3 .
. . 2 .
. 3 . 2
. 2 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_819 | ......3..4..2341 | 3214413214232341 | Basic 4x4 Sudoku 819 | Easy Sudoku | 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.
| . . . .
. . 3 .
. 4 . .
2 3 4 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_820 | .23.3......34..1 | 1234341221434321 | Basic 4x4 Sudoku 820 | Easy Sudoku | 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.
| . 2 3 .
3 . . .
. . . 3
4 . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_821 | .3.2.1.4.2....21 | 4312213412433421 | Basic 4x4 Sudoku 821 | Easy Sudoku | 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.
| . 3 . 2
. 1 . 4
. 2 . .
. . 2 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_822 | ..12........31.. | 4312124324313124 | Basic 4x4 Sudoku 822 | Easy Sudoku | 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.
| . . 1 2
. . . .
. . . .
3 1 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_823 | .23....1..1....2 | 1234432124133142 | Basic 4x4 Sudoku 823 | Easy Sudoku | 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.
| . 2 3 .
. . . 1
. . 1 .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_824 | 23...1.2..2...14 | 2341413214233214 | Basic 4x4 Sudoku 824 | Easy Sudoku | 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.
| 2 3 . .
. 1 . 2
. . 2 .
. . 1 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_825 | .241...3.1.....2 | 3241142321344312 | Basic 4x4 Sudoku 825 | Easy Sudoku | 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.
| . 2 4 1
. . . 3
. 1 . .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_826 | 4..2.3...243.... | 4132231412433421 | Basic 4x4 Sudoku 826 | Easy Sudoku | 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.
| 4 . . 2
. 3 . .
. 2 4 3
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_827 | .3.4.......2.41. | 1324423131422413 | Basic 4x4 Sudoku 827 | Easy Sudoku | 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.
| . 3 . 4
. . . .
. . . 2
. 4 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_828 | 2..334.........2 | 2143342112344312 | Basic 4x4 Sudoku 828 | Easy Sudoku | 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.
| 2 . . 3
3 4 . .
. . . .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_829 | .2.4..21.412.... | 1234432134122143 | Basic 4x4 Sudoku 829 | Easy Sudoku | 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.
| . 2 . 4
. . 2 1
. 4 1 2
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_830 | .142....4..1.3.. | 3142241342311324 | Basic 4x4 Sudoku 830 | Easy Sudoku | 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.
| . 1 4 2
. . . .
4 . . 1
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_831 | .4..23..4..2...4 | 1423234141323214 | Basic 4x4 Sudoku 831 | Easy Sudoku | 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.
| . 4 . .
2 3 . .
4 . . 2
. . . 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_832 | ...4.2...14....3 | 1324423131422413 | Basic 4x4 Sudoku 832 | Easy Sudoku | 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.
| . . . 4
. 2 . .
. 1 4 .
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_833 | ......3..4..3.2. | 1342423124133124 | Basic 4x4 Sudoku 833 | Easy Sudoku | 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.
| . . . .
. . 3 .
. 4 . .
3 . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_834 | .34.2......1.... | 1342241342313124 | Basic 4x4 Sudoku 834 | Easy Sudoku | 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.
| . 3 4 .
2 . . .
. . . 1
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_835 | ..34.........413 | 1234432131422413 | Basic 4x4 Sudoku 835 | Easy Sudoku | 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.
| . . 3 4
. . . .
. . . .
. 4 1 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_836 | 2...4.3....4.... | 2341413232141423 | Basic 4x4 Sudoku 836 | Easy Sudoku | 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.
| 2 . . .
4 . 3 .
. . . 4
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_837 | .....1.4..4..23. | 2413312413424231 | Basic 4x4 Sudoku 837 | Easy Sudoku | 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.
| . . . .
. 1 . 4
. . 4 .
. 2 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_838 | 4..1.1....4....2 | 4321213412433412 | Basic 4x4 Sudoku 838 | Easy Sudoku | 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.
| 4 . . 1
. 1 . .
. . 4 .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_839 | 3.14...3....143. | 3214412323411432 | Basic 4x4 Sudoku 839 | Easy Sudoku | 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.
| 3 . 1 4
. . . 3
. . . .
1 4 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_840 | ..1..13.1..32... | 3214413214232341 | Basic 4x4 Sudoku 840 | Easy Sudoku | 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.
| . . 1 .
. 1 3 .
1 . . 3
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_841 | 43.11..4...334.. | 4321123421433412 | Basic 4x4 Sudoku 841 | Easy Sudoku | 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.
| 4 3 . 1
1 . . 4
. . . 3
3 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_842 | .34...31.214.1.. | 1342243132144123 | Basic 4x4 Sudoku 842 | Easy Sudoku | 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.
| . 3 4 .
. . 3 1
. 2 1 4
. 1 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_843 | ..13..24.3..14.. | 4213312423411432 | Basic 4x4 Sudoku 843 | Easy Sudoku | 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.
| . . 1 3
. . 2 4
. 3 . .
1 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_844 | 213........3341. | 2134432112433412 | Basic 4x4 Sudoku 844 | Easy Sudoku | 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.
| 2 1 3 .
. . . .
. . . 3
3 4 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_845 | 3..21....12323.. | 3412123441232341 | Basic 4x4 Sudoku 845 | Easy Sudoku | 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.
| 3 . . 2
1 . . .
. 1 2 3
2 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_846 | 1..2..1.412.2... | 1432321441232341 | Basic 4x4 Sudoku 846 | Easy Sudoku | 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.
| 1 . . 2
. . 1 .
4 1 2 .
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_847 | ..433..1.31..23. | 2143342143121234 | Basic 4x4 Sudoku 847 | Easy Sudoku | 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.
| . . 4 3
3 . . 1
. 3 1 .
. 2 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_848 | 124....1....4.3. | 1243342123144132 | Basic 4x4 Sudoku 848 | Easy Sudoku | 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.
| 1 2 4 .
. . . 1
. . . .
4 . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_849 | ...2124.....3.21 | 4312124321343421 | Basic 4x4 Sudoku 849 | Easy Sudoku | 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.
| . . . 2
1 2 4 .
. . . .
3 . 2 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_850 | 3142....1....43. | 3142421313242431 | Basic 4x4 Sudoku 850 | Easy Sudoku | 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.
| 3 1 4 2
. . . .
1 . . .
. 4 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_851 | ......1..3.2.2.. | 3124241313424231 | Basic 4x4 Sudoku 851 | Easy Sudoku | 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.
| . . . .
. . 1 .
. 3 . 2
. 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_852 | .2.313....4.2... | 4213132431422431 | Basic 4x4 Sudoku 852 | Easy Sudoku | 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.
| . 2 . 3
1 3 . .
. . 4 .
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_853 | 21.4.41.1.4....1 | 2134341212434321 | Basic 4x4 Sudoku 853 | Easy Sudoku | 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.
| 2 1 . 4
. 4 1 .
1 . 4 .
. . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_854 | .2.3....14...3.. | 4213312414322341 | Basic 4x4 Sudoku 854 | Easy Sudoku | 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.
| . 2 . 3
. . . .
1 4 . .
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_855 | .2..4......12..4 | 1243431234212134 | Basic 4x4 Sudoku 855 | Easy Sudoku | 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.
| . 2 . .
4 . . .
. . . 1
2 . . 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_856 | 43........3..2.. | 4321214314323214 | Basic 4x4 Sudoku 856 | Easy Sudoku | 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.
| 4 3 . .
. . . .
. . 3 .
. 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_857 | ..31..4.....3.1. | 2431134241233214 | Basic 4x4 Sudoku 857 | Easy Sudoku | 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.
| . . 3 1
. . 4 .
. . . .
3 . 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_858 | 3....1..134..2.3 | 3421213413424213 | Basic 4x4 Sudoku 858 | Easy Sudoku | 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.
| 3 . . .
. 1 . .
1 3 4 .
. 2 . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_859 | 432.........1..4 | 4321214334121234 | Basic 4x4 Sudoku 859 | Easy Sudoku | 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.
| 4 3 2 .
. . . .
. . . .
1 . . 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_860 | ....43........13 | 1234432131422413 | Basic 4x4 Sudoku 860 | Easy Sudoku | 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.
| . . . .
4 3 . .
. . . .
. . 1 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_861 | ..232.4.3.12.2.. | 4123234134121234 | Basic 4x4 Sudoku 861 | Easy Sudoku | 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.
| . . 2 3
2 . 4 .
3 . 1 2
. 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_862 | .2.....4..1.3... | 4231132424133142 | Basic 4x4 Sudoku 862 | Easy Sudoku | 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.
| . 2 . .
. . . 4
. . 1 .
3 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_863 | 41.2..1.1.2..3.. | 4132321414232341 | Basic 4x4 Sudoku 863 | Easy Sudoku | 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.
| 4 1 . 2
. . 1 .
1 . 2 .
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_864 | .1..23.....3..4. | 4132231414233241 | Basic 4x4 Sudoku 864 | Easy Sudoku | 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.
| . 1 . .
2 3 . .
. . . 3
. . 4 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_865 | .41.2......11.34 | 3412214343211234 | Basic 4x4 Sudoku 865 | Easy Sudoku | 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.
| . 4 1 .
2 . . .
. . . 1
1 . 3 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_866 | 2.....2.1.....3. | 2413312413424231 | Basic 4x4 Sudoku 866 | Easy Sudoku | 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.
| 2 . . .
. . 2 .
1 . . .
. . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_867 | .3....2.1.3..4.. | 2341412312343412 | Basic 4x4 Sudoku 867 | Easy Sudoku | 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.
| . 3 . .
. . 2 .
1 . 3 .
. 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_868 | ....2..4..4.43.1 | 3412213412434321 | Basic 4x4 Sudoku 868 | Easy Sudoku | 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.
| . . . .
2 . . 4
. . 4 .
4 3 . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_869 | ...32.1.....4..1 | 1423231431424231 | Basic 4x4 Sudoku 869 | Easy Sudoku | 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.
| . . . 3
2 . 1 .
. . . .
4 . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_870 | ..43.....4.2123. | 2143432134121234 | Basic 4x4 Sudoku 870 | Easy Sudoku | 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.
| . . 4 3
. . . .
. 4 . 2
1 2 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_871 | .31....3.4.121.. | 4312124334212134 | Basic 4x4 Sudoku 871 | Easy Sudoku | 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.
| . 3 1 .
. . . 3
. 4 . 1
2 1 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_872 | .2..312....2.3.. | 4213312414322341 | Basic 4x4 Sudoku 872 | Easy Sudoku | 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.
| . 2 . .
3 1 2 .
. . . 2
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_873 | 1..3.31.3......2 | 1423231432414132 | Basic 4x4 Sudoku 873 | Easy Sudoku | 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.
| 1 . . 3
. 3 1 .
3 . . .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_874 | .1.34....2.43..1 | 2143431212343421 | Basic 4x4 Sudoku 874 | Easy Sudoku | 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.
| . 1 . 3
4 . . .
. 2 . 4
3 . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_875 | ...1.2.3..34.4.. | 4321124321343412 | Basic 4x4 Sudoku 875 | Easy Sudoku | 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.
| . . . 1
. 2 . 3
. . 3 4
. 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_876 | ......421.3..... | 2413314212344321 | Basic 4x4 Sudoku 876 | Easy Sudoku | 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.
| . . . .
. . 4 2
1 . 3 .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_877 | .1..4.....4...31 | 3124421313422431 | Basic 4x4 Sudoku 877 | Easy Sudoku | 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.
| . 1 . .
4 . . .
. . 4 .
. . 3 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_878 | 13......3.....2. | 1342243132144123 | Basic 4x4 Sudoku 878 | Easy Sudoku | 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.
| 1 3 . .
. . . .
3 . . .
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_879 | 132....1214..4.. | 1324423121433412 | Basic 4x4 Sudoku 879 | Easy Sudoku | 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.
| 1 3 2 .
. . . 1
2 1 4 .
. 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_880 | 3.4....21.2.2..4 | 3241413214232314 | Basic 4x4 Sudoku 880 | Easy Sudoku | 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.
| 3 . 4 .
. . . 2
1 . 2 .
2 . . 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_881 | .4....2.......41 | 2413132441323241 | Basic 4x4 Sudoku 881 | Easy Sudoku | 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.
| . 4 . .
. . 2 .
. . . .
. . 4 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_882 | 4.23..4..21..4.. | 4123234132141432 | Basic 4x4 Sudoku 882 | Easy Sudoku | 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.
| 4 . 2 3
. . 4 .
. 2 1 .
. 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_883 | ...3.1.....4..2. | 2413314212344321 | Basic 4x4 Sudoku 883 | Easy Sudoku | 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.
| . . . 3
. 1 . .
. . . 4
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_884 | 1..23.1.4....3.. | 1432321441232341 | Basic 4x4 Sudoku 884 | Easy Sudoku | 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.
| 1 . . 2
3 . 1 .
4 . . .
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_885 | 4..1.3.2.4....24 | 4231134224133124 | Basic 4x4 Sudoku 885 | Easy Sudoku | 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.
| 4 . . 1
. 3 . 2
. 4 . .
. . 2 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_886 | ..14...22....1.3 | 3214143223414123 | Basic 4x4 Sudoku 886 | Easy Sudoku | 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.
| . . 1 4
. . . 2
2 . . .
. 1 . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_887 | ...4.213.3.2.4.1 | 3124421313422431 | Basic 4x4 Sudoku 887 | Easy Sudoku | 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.
| . . . 4
. 2 1 3
. 3 . 2
. 4 . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_888 | ..4.4..33...12.. | 2341412334121234 | Basic 4x4 Sudoku 888 | Easy Sudoku | 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.
| . . 4 .
4 . . 3
3 . . .
1 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_889 | .21.4..3..3.134. | 3214412324311342 | Basic 4x4 Sudoku 889 | Easy Sudoku | 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.
| . 2 1 .
4 . . 3
. . 3 .
1 3 4 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_890 | 3..1..4.2...4.1. | 3421124321344312 | Basic 4x4 Sudoku 890 | Easy Sudoku | 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.
| 3 . . 1
. . 4 .
2 . . .
4 . 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_891 | 41.......412.... | 4123234134121234 | Basic 4x4 Sudoku 891 | Easy Sudoku | 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.
| 4 1 . .
. . . .
. 4 1 2
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_892 | 31...2.....323.. | 3142423114232314 | Basic 4x4 Sudoku 892 | Easy Sudoku | 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.
| 3 1 . .
. 2 . .
. . . 3
2 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_893 | 1.4..4.2......2. | 1243341221344321 | Basic 4x4 Sudoku 893 | Easy Sudoku | 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.
| 1 . 4 .
. 4 . 2
. . . .
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_894 | ......24.1.2.431 | 4213132431422431 | Basic 4x4 Sudoku 894 | Easy Sudoku | 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.
| . . . .
. . 2 4
. 1 . 2
. 4 3 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_895 | ...4..1..3.....2 | 3124421323411432 | Basic 4x4 Sudoku 895 | Easy Sudoku | 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.
| . . . 4
. . 1 .
. 3 . .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_896 | ...3.1..4.....2. | 2413314242311324 | Basic 4x4 Sudoku 896 | Easy Sudoku | 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.
| . . . 3
. 1 . .
4 . . .
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_897 | 1..2.21..1....3. | 1342421331242431 | Basic 4x4 Sudoku 897 | Easy Sudoku | 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.
| 1 . . 2
. 2 1 .
. 1 . .
. . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_898 | ..3...1234..12.. | 2134431234211243 | Basic 4x4 Sudoku 898 | Easy Sudoku | 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.
| . . 3 .
. . 1 2
3 4 . .
1 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_899 | .4....3.2..1.12. | 3412123423414123 | Basic 4x4 Sudoku 899 | Easy Sudoku | 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.
| . 4 . .
. . 3 .
2 . . 1
. 1 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
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