source
string
question
string
answer
string
rating
int64
puzzles4_forum_hardest_1905
..5...2.9.......4.4...6..1..49.5..3.5....91...1.47.........2..12..84.95...45.....
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puzzles4_forum_hardest_1905
..5.3.1.......6.3..1..5.4..3....12...4..2...3..25........7....9..4.1.32.28.......
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puzzles4_forum_hardest_1905
..52.6...3...9.25..9...3..8........2.3....91.2....7..5....1.52.1..4.28.3...3.....
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puzzles4_forum_hardest_1905
..6....5.8..3.9..6....6...8...1....9..9.837..6.....8....86.1..3.1.....4.3...2....
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
..65.7.....3..1...8..........56.2..3....1.56.9...5..2..3....6....72.6.3..4..3...7
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
..7.82......4.....4..1...5.8...2..43...8....7.7..418....29......18....647...1.2..
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
..8..4.2..3......86.....4....3.2..6...4.6...39..4...8.85...1.....684...2.......7.
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puzzles4_forum_hardest_1905
..85..3..64...........74.9.8..4...3...4.2.....3...54.......1.2...23..5..5.32..8..
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puzzles4_forum_hardest_1905
..9.2.5....875.2..5..6...7....1.6..23..2...64..2.9.8....6....8.........52..9..6..
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puzzles4_forum_hardest_1905
..9.3..28.......7..5.........8....49.1.4......3.98.7..6....23.7..23...943...9....
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puzzles4_forum_hardest_1905
..9.6.8..57.........8........1.2..879..7..2......48.9......2..87.2.835...9.5...2.
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puzzles4_forum_hardest_1905
.1..7...27.2....3..6..21..7.8.....1.2....6..8....8.7..4....258....8.92......6...1
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puzzles4_forum_hardest_1905
.1..8.5...46.....25..6.2.1....5.3.......6.....7..2..6..6981..3.3..2....1..1...6..
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puzzles4_forum_hardest_1905
.1.8....4..8.46...4...9....83...4....4..85..2..19......8..7.4.6...6...1..76....9.
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puzzles4_forum_hardest_1905
.18..9.3.......9..97.3..2.8.819...6.7...6...9.....18.4.63......8........1..8....5
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
.2...145.1..9..........2..1..2..4.6..1.......4...8.5..2....561...67......5.2....3
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
.26..9..7..7..2..6...7..3....1....7......12...9.6....1..9..6..2.6.8..14.15.....6.
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puzzles4_forum_hardest_1905
.27....8.6........1....36..9....8.26..12.........65..1.167....88.2.467......8....
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puzzles4_forum_hardest_1905
.3..5...12.....65..1.68...3......13...1.2.5..8.......2.....429..8..1...57.2......
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puzzles4_forum_hardest_1905
.3..792....2....4..9..2.7.....5.8.....6....51.7..3.9......5..72.5.7...9......35..
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puzzles4_forum_hardest_1905
.4......12...7.45..514....2....12..8.8...4......8..5....5..96...2.1.....8.3..51..
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puzzles4_forum_hardest_1905
.4...9......1...541....298.....3.5...9.4...71......4..9..7....5..5.64....74.9.8..
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puzzles4_forum_hardest_1905
.479.5..1.....79...3..1......9........32.....16..9.7..39..6...7...8...3...47..69.
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puzzles4_forum_hardest_1905
.5.......8....3..6..74.58..5......1.......7...7.3.85..7..5.43....4....9..3..2..7.
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puzzles4_forum_hardest_1905
.5..3.69.3..4..1...6..9..3..9..6..5.7..1.29........8.1...9.3....1.6.....9...1.5..
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
.6......2..8..4.3...3..7.84......2.5..42.8.7.9...1.....4...28..3..........2.8...7
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
.6.3.....4.8..7.....7.495....4.2.1.7.1.....3..731...6...64..7......3.....4..71...
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puzzles4_forum_hardest_1905
.6.8.....1.7.4..5.4...37....7..8..4.9..........6..4..7..2.7.49..9..6...8.4.9....6
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puzzles4_forum_hardest_1905
.625..1...3.....6...17.62...7.........3....121..3...5..4...........9..38..71.35..
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puzzles4_forum_hardest_1905
.7...4.2...295....4.5...3...5.8..........75..7......64..7..6.52.6.51..4.....7....
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
.8.7...1......9..8......37....8.47..87..9...1..5...2..7....8.6..1..3.....9...1..3
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
.945...7........5.......1.4...7....5.4...9..6.78.5..9.....8.2...87..5.4.3..47....
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puzzles4_forum_hardest_1905
1...289....945..8.8.......5.7...4.....529......8........254.8...6.....4......3.52
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puzzles4_forum_hardest_1905
1..6.3.5...7.58..1......3...5..2.83.8..3.6....9.....6.5........3..8.15...4..6....
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puzzles4_forum_hardest_1905
1..82..........9...72..6.5.....6...7...37..2......25...6...7.3..5...36....7.4.2..
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puzzles4_forum_hardest_1905
1.2..6...4..1...6..6..3......7.....8.4...361....65.....1...2.4.9.....1...2..4..3.
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puzzles4_forum_hardest_1905
1.6..4.3.....62....8.5....4.....5.4.7..6.......8.4...6.4.7.9..8..9..647..7......5
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puzzles4_forum_hardest_1905
12...69....71....2..8...6.14...392.....8....7....2.59.2.....7......12..9..9..8...
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puzzles4_forum_hardest_1905
2.........81...6..4...3...2.1.92...8...6......24..8.6.7...6.12..4...1..6...25..4.
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
26...7.3...9.3...5..3.........9....4..8..2..739..7..2......37..8.7.6.1.39......6.
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puzzles4_forum_hardest_1905
27..4..3....6..2....1...7.472..5.3.......3..7.1...8.5.54..7...31...3.......9.....
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puzzles4_forum_hardest_1905
3...6...561.5.......5..2.....61....3..16.3..27.....1....32...5659....8.......4...
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
4...5.9.3.5.6...2.....89..5...9..5.1.9...52......6.....6.....1..2.17....1.5.9.7..
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
42.........7.6...8.....394..7......4..4...16.6...4..8...657...1.51.8...6.......5.
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puzzles4_forum_hardest_1905
5..2.87..1....78...874....2.7.1.....4.......5.....4.8..6.7...34...94..7......15..
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
51.........45...2.6....4.....6.....2.5....47.48.3...5...1..2..59..15..4......6.91
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puzzles4_forum_hardest_1905
54...8..7..6...84.....2..5...4..7.......1....98...47...5...9......7..4..8.73....9
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puzzles4_forum_hardest_1905
58..1.....7.25.6....2..7.1...4.....17..5.....95...47.6.3....1........5....57...42
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puzzles4_forum_hardest_1905
6.8..3.2......2.......4...33.1..6.......9.1...7..2.36...........2653...81.3..82..
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puzzles4_forum_hardest_1905
67.....3..4.3..7..........293...8........4..5..473..2...74...6..1......3..62...74
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
7..9.65.....1....93.9..56......5...7...3..1.......1.655.1..37.....2......4.....81
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puzzles4_forum_hardest_1905
8...4.5....6.39......8...69.9..7.6........9..4......28..42...96.2..9148......4...
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puzzles4_forum_hardest_1905
8...5.2..5..2..9...6......8.85.1....1..9......2...81.....4......13....7.2...9.8.1
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
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puzzles4_forum_hardest_1905
8..7.12........41..2..3...5.5..6.....3..2.9.66.2..91.....6....12...1.5.......3.2.
865741293397256418421938675159467382738125946642389157584692731273814569916573824
4
puzzles4_forum_hardest_1905
86.....4......758...54....3..2.4..3.18.5....23.....8....3..8......25.3...9......8
867135249439627581215489673952846137184573962376912854623798415748251396591364728
32
puzzles4_forum_hardest_1905
9......8.7..3.9..5.5.28......6...2...4.82...9..9..384..8.45..9...1..........3....
963715482728349615154286973836974251547821369219563847382457196471692538695138724
11
puzzles4_forum_hardest_1905
9.85........2.9.7..6..4.5...5..1.6....9..3.15.13...4....6.......9.1.5...5....49..
978561342345289176261347589754812693629473815813956427136798254492135768587624931
28
puzzles4_forum_hardest_1905
..15......4..1.7..8....6.1.4.......2..6.4.9...7...3.4....2....8.3..9..6.5....74..
761529834945318726823476519459681372316742985278953641697234158134895267582167493
7
puzzles1_unbiased
...1...54..6.....1..42.7.69.82..6...7...5.....6.3.8.....76.1.8......4.9.8....2.1.
978163254326945871154287369482716935731459628569328147247691583615834792893572416
0
puzzles4_forum_hardest_1905
..3..89...4.......7...2...8..5..73..1..2....7....8..9.6....2..1..1...64..5.16.2..
213758964548916723769423158985647312136295487472381596694532871321879645857164239
5
puzzles4_forum_hardest_1905
.17..4.3....9.1...2...7...1..1...98..2..8...58.56........7..3...7...6.4...2.5...7
617524839583961274249873651731245986426389715895617423154792368978136542362458197
13
puzzles4_forum_hardest_1905
3...7..2...89.31.......6..314....9....5......98.4....52.......6.......71..15..4..
316874529428953167579126843147365982635298714982417635294781356853649271761532498
12
puzzles0_kaggle
9.42.1..7.267.3.4.....8..59.72..6....3.915.62...4..1.38.9..25.435.........1.6....
984251637526793841713684259172836495438915762695427183869372514357148926241569378
0
puzzles1_unbiased
.3..7...8...864...9......2....1.27....1.3..8479.............4..84.....5...23.5.9.
536279148127864935984513627453182769261937584798456213315698472849721356672345891
1
puzzles4_forum_hardest_1905
8..7.......9..157..7..4.6..1....8....5..2.4....79...........3...2..3..45...5...26
814765239639281574275349618192458763358627491467913852546192387721836945983574126
25
puzzles4_forum_hardest_1905
......43.6.....81..3.18...2..5.........9..2...1.23..4..8.42.1.......7..49...6....
158672439692543817437189652245718963376954281819236745783425196561897324924361578
26
puzzles4_forum_hardest_1905
6...5.9...3......52...4.67...78.....5...9.4..........1...4.92..4..5...6..2..6....
678253914134976825259148673317824596586791432942635781763419258491582367825367149
6
puzzles4_forum_hardest_1905
6..1....7.5.....1...2.9.6..4..5...76.....78....1.6..3.8..9....4..7..83...9..2....
689143527754286913312795648428539176963417852571862439835971264247658391196324785
11