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_1300 | .23....12.1..... | 1234432124133142 | Basic 4x4 Sudoku 1300 | 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 . 1 .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1301 | 1.3....132.....3 | 1432234132144123 | Basic 4x4 Sudoku 1301 | 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 .
. . . 1
3 2 . .
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1302 | ...43....24....2 | 2134342112434312 | Basic 4x4 Sudoku 1302 | 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 4 .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1303 | 2...3.1.......34 | 2143341243211234 | Basic 4x4 Sudoku 1303 | 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 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1304 | ..2..4..1.42..1. | 3124243113424213 | Basic 4x4 Sudoku 1304 | 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 . 4 2
. . 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1305 | .14..3.........1 | 2143431212343421 | Basic 4x4 Sudoku 1305 | 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 .
. 3 . .
. . . .
. . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1306 | ....3.2......2.1 | 2413312413424231 | Basic 4x4 Sudoku 1306 | 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 .
. . . .
. 2 . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1307 | .....124...21... | 2431312443121243 | Basic 4x4 Sudoku 1307 | 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
. . . 2
1 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1308 | ...34....21...3. | 2143432132141432 | Basic 4x4 Sudoku 1308 | 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 .
. . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1309 | .134.321....1... | 2134432134121243 | Basic 4x4 Sudoku 1309 | 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 2 1
. . . .
1 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1310 | .2.1314...1..3.. | 4231314224131324 | Basic 4x4 Sudoku 1310 | 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 1 4 .
. . 1 .
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1311 | ..4.4..3..2...34 | 1342421334212134 | Basic 4x4 Sudoku 1311 | 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
. . 2 .
. . 3 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1312 | ..32...13....4.. | 4132234132141423 | Basic 4x4 Sudoku 1312 | 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_1313 | ....3...1.3....4 | 4123324114322314 | Basic 4x4 Sudoku 1313 | 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 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1314 | 1....4.1.2....4. | 1324243142133142 | Basic 4x4 Sudoku 1314 | 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 . 1
. 2 . .
. . 4 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1315 | .3.1.4...1.4.... | 2341143231244213 | Basic 4x4 Sudoku 1315 | 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 . .
. 1 . 4
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1316 | ..1.4......3.2.. | 2314413214233241 | Basic 4x4 Sudoku 1316 | 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 . . .
. . . 3
. 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1317 | .1.44...1.....2. | 2134431212433421 | Basic 4x4 Sudoku 1317 | 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 . . .
1 . . .
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1318 | .4..2.41421.3... | 1432234142133124 | Basic 4x4 Sudoku 1318 | 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 2 1 .
3 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1319 | ......32....13.. | 3241413224131324 | Basic 4x4 Sudoku 1319 | 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 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1320 | ...22.1.41...... | 1432231441233241 | Basic 4x4 Sudoku 1320 | 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 1 . .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1321 | 3..24.....2..4.1 | 3142421313242431 | Basic 4x4 Sudoku 1321 | 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
4 . . .
. . 2 .
. 4 . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1322 | 24..3......1..2. | 2413314242311324 | Basic 4x4 Sudoku 1322 | 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
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1323 | 24.1.....1.2.... | 2431132431424213 | Basic 4x4 Sudoku 1323 | 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
. . . .
. 1 . 2
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1324 | 41..23..32.1..3. | 4123231432411432 | Basic 4x4 Sudoku 1324 | 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 3 . .
3 2 . 1
. . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1325 | 324....31..2.3.4 | 3241412314322314 | Basic 4x4 Sudoku 1325 | 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 4 .
. . . 3
1 . . 2
. 3 . 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1326 | .14.....2....4.. | 3142423123141423 | Basic 4x4 Sudoku 1326 | 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 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1327 | 14.33.1....14... | 1423321423414132 | Basic 4x4 Sudoku 1327 | 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 . 3
3 . 1 .
. . . 1
4 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1328 | .4.1..4......1.3 | 2431134232144123 | Basic 4x4 Sudoku 1328 | 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_1329 | 4.2....43.122... | 4321123434122143 | Basic 4x4 Sudoku 1329 | 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
3 . 1 2
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1330 | ..1.2....3..4... | 3412214313244231 | Basic 4x4 Sudoku 1330 | 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 . .
4 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1331 | .2.33..4.4..1... | 4213312424311342 | Basic 4x4 Sudoku 1331 | 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
. 4 . .
1 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1332 | .2.44.1.2.43...1 | 1234431221433421 | Basic 4x4 Sudoku 1332 | 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 . 1 .
2 . 4 3
. . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1333 | ..4..2...43.3... | 1342421324313124 | Basic 4x4 Sudoku 1333 | 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 3 .
3 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1334 | 34.1..4..2....1. | 3421214312344312 | Basic 4x4 Sudoku 1334 | 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 . .
. . 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1335 | .24.3.21.3.22... | 1243342143122134 | Basic 4x4 Sudoku 1335 | 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 . 2 1
. 3 . 2
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1336 | .1.3431.3.21.... | 2143431234211234 | Basic 4x4 Sudoku 1336 | 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 1 .
3 . 2 1
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1337 | 3....2342....1.3 | 3412123423414123 | Basic 4x4 Sudoku 1337 | 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 3 4
2 . . .
. 1 . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1338 | ...31..22....12. | 4213134224313124 | Basic 4x4 Sudoku 1338 | 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
2 . . .
. 1 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1339 | 3...24....344.21 | 3142241312344321 | Basic 4x4 Sudoku 1339 | 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 4 . .
. . 3 4
4 . 2 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1340 | .21.....2.4.413. | 3214142323414132 | Basic 4x4 Sudoku 1340 | 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 .
4 1 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1341 | ..3......314.123 | 1432324123144123 | Basic 4x4 Sudoku 1341 | 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 .
. . . .
. 3 1 4
. 1 2 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1342 | 13.4.2.1.1.....3 | 1324423131422413 | Basic 4x4 Sudoku 1342 | 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 . 1
. 1 . .
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1343 | 4..3.324....2..1 | 4213132431422431 | Basic 4x4 Sudoku 1343 | 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
. . . .
2 . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1344 | ...2..4.4.2.3... | 1432234141233214 | Basic 4x4 Sudoku 1344 | 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 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1345 | ...3.4..13.44.3. | 2143341213244231 | Basic 4x4 Sudoku 1345 | 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 3 . 4
4 . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1346 | 32...4.3..32...1 | 3214142341322341 | Basic 4x4 Sudoku 1346 | 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 . .
. 4 . 3
. . 3 2
. . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1347 | 1......24..32.4. | 1234341241232341 | Basic 4x4 Sudoku 1347 | 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
2 . 4 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1348 | 413.23....2...43 | 4132231434211243 | Basic 4x4 Sudoku 1348 | 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 3 . .
. . 2 .
. . 4 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1349 | .4....1....22... | 1423321441322341 | Basic 4x4 Sudoku 1349 | 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
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1350 | 4.32.24.1..3..1. | 4132324114232314 | Basic 4x4 Sudoku 1350 | 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
. 2 4 .
1 . . 3
. . 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1351 | 1.....1.3.....2. | 1432231432414123 | Basic 4x4 Sudoku 1351 | 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 . . .
. . 2 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1352 | .4.21..4..4..1.3 | 3412123423414123 | Basic 4x4 Sudoku 1352 | 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
. . 4 .
. 1 . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1353 | .431...4.31.1... | 2431312443121243 | Basic 4x4 Sudoku 1353 | 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
. . . 4
. 3 1 .
1 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1354 | 1..442.1.4...1.2 | 1324423124133142 | Basic 4x4 Sudoku 1354 | 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 . 1
. 4 . .
. 1 . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1355 | 1.3....2.4...1.. | 1234431234212143 | Basic 4x4 Sudoku 1355 | 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 . .
. 1 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1356 | ....32.....11.3. | 4123321423411432 | Basic 4x4 Sudoku 1356 | 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 . 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1357 | 1....4...3.1..4. | 1234341243212143 | Basic 4x4 Sudoku 1357 | 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 . .
. 3 . 1
. . 4 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1358 | .....4.24.1..... | 2341143242133124 | Basic 4x4 Sudoku 1358 | 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_1359 | ...4.1.3.3.1.... | 3214412323411432 | Basic 4x4 Sudoku 1359 | 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
. 3 . 1
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1360 | 3..1..2..43..... | 3241412314322314 | Basic 4x4 Sudoku 1360 | 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 .
. 4 3 .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1361 | 23.1......2.4... | 2341143231244213 | Basic 4x4 Sudoku 1361 | 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 .
4 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1362 | 3.2...4.2...4.12 | 3421124321344312 | Basic 4x4 Sudoku 1362 | 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 .
. . 4 .
2 . . .
4 . 1 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1363 | ...1.2..4.....3. | 3421124343122134 | Basic 4x4 Sudoku 1363 | 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_1364 | ..23....31...... | 1423231431424231 | Basic 4x4 Sudoku 1364 | 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 1 . .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1365 | .31....4.2.3.4.1 | 4312213412433421 | Basic 4x4 Sudoku 1365 | 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 . 3
. 4 . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1366 | 3.1..4...1..4... | 3214143221434321 | Basic 4x4 Sudoku 1366 | 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 . .
. 1 . .
4 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1367 | 321..13.2......3 | 3214413223411423 | Basic 4x4 Sudoku 1367 | 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 3 .
2 . . .
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1368 | .1.2...4.4.32..1 | 4132321414232341 | Basic 4x4 Sudoku 1368 | 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
. 4 . 3
2 . . 1 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1369 | ..1.3......4.23. | 2413314213244231 | Basic 4x4 Sudoku 1369 | 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 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1370 | 3.....342......2 | 3421123421434312 | Basic 4x4 Sudoku 1370 | 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 . . .
. . 3 4
2 . . .
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1371 | ..31...21324.2.. | 2431314213244213 | Basic 4x4 Sudoku 1371 | 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 2 4
. 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1372 | ..1....223...4.. | 3214413223411423 | Basic 4x4 Sudoku 1372 | 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 3 . .
. 4 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1373 | 14.3324.....43.. | 1423324121344312 | Basic 4x4 Sudoku 1373 | 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 . 3
3 2 4 .
. . . .
4 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1374 | .2...42123.4...2 | 1243342123144132 | Basic 4x4 Sudoku 1374 | 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
2 3 . 4
. . . 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1375 | 12...........4.3 | 1234432131422413 | Basic 4x4 Sudoku 1375 | 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_1376 | 2..3..4..2.4.... | 2413314212344321 | Basic 4x4 Sudoku 1376 | 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
. . 4 .
. 2 . 4
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1377 | ......143.4.1..3 | 4132231432411423 | Basic 4x4 Sudoku 1377 | 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
3 . 4 .
1 . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1378 | 1.4......2.4.... | 1342243132144123 | Basic 4x4 Sudoku 1378 | 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
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1379 | 2.....4.31...21. | 2431134231244213 | Basic 4x4 Sudoku 1379 | 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 . .
. 2 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1380 | 41....4.3..21..4 | 4123234134121234 | Basic 4x4 Sudoku 1380 | 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 .
3 . . 2
1 . . 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1381 | .4..1...4.1...3. | 3421124343122134 | Basic 4x4 Sudoku 1381 | 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_1382 | 342.......3..314 | 3421124341322314 | Basic 4x4 Sudoku 1382 | 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 .
. 3 1 4 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1383 | 4.233..1...2.3.. | 4123324114322314 | Basic 4x4 Sudoku 1383 | 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
3 . . 1
. . . 2
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1384 | .1.4..3.....4..3 | 3124243113424213 | Basic 4x4 Sudoku 1384 | 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
. . 3 .
. . . .
4 . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1385 | 13....3.31.2.21. | 1324243131424213 | Basic 4x4 Sudoku 1385 | 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 .
3 1 . 2
. 2 1 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1386 | .1..42....14...3 | 3142423123141423 | Basic 4x4 Sudoku 1386 | 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 . .
. . 1 4
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1387 | ...11.3..2..3... | 2341143242133124 | Basic 4x4 Sudoku 1387 | 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 .
. 2 . .
3 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1388 | ..2.2..1..12..43 | 3124243143121243 | Basic 4x4 Sudoku 1388 | 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
. . 1 2
. . 4 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1389 | 3..22.3.1.4..3.. | 3412213412434321 | Basic 4x4 Sudoku 1389 | 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
2 . 3 .
1 . 4 .
. 3 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1390 | ...4.123.34.2... | 3214412313422431 | Basic 4x4 Sudoku 1390 | 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 3
. 3 4 .
2 . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1391 | 3..4.2.3..31..42 | 3124421324311342 | Basic 4x4 Sudoku 1391 | 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
. . 3 1
. . 4 2 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1392 | 143....4.2...... | 1432231432414123 | Basic 4x4 Sudoku 1392 | 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 3 .
. . . 4
. 2 . .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1393 | .1.3.4.1..1..... | 2143342143121234 | Basic 4x4 Sudoku 1393 | 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 . 1
. . 1 .
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1394 | 4..2.....314.... | 4132324123141423 | Basic 4x4 Sudoku 1394 | 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 1 4
. . . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1395 | 1.......4.1....3 | 1234342143122143 | Basic 4x4 Sudoku 1395 | 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 . 1 .
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1396 | ..3....2...1.4.3 | 2134431232411423 | Basic 4x4 Sudoku 1396 | 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 . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1397 | 3.42.4..4.2..23. | 3142241343211234 | Basic 4x4 Sudoku 1397 | 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 . .
4 . 2 .
. 2 3 . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1398 | ..133..24..112.. | 2413314243211234 | Basic 4x4 Sudoku 1398 | 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 . . 1
1 2 . . | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
4x4_sudoku_1399 | .1...43.1.4....3 | 3124243113424213 | Basic 4x4 Sudoku 1399 | 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 3 .
1 . 4 .
. . . 3 | 4 | 4 | None | Complete the sudoku board based on the rules and visual elements. |
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