Solving Script Hell 52 Hidden single 9 in row 1 (r1c7=9) r1c7<>1 r1c7<>4 r1c7<>5 r1c7<>8 r7c7<>9 r8c7<>9 r9c7<>9 Hidden single 2 in row 9 (r9c4=2) r8c4<>2 r9c4<>3 r9c4<>4 r9c4<>6 r9c4<>7 Hidden single 3 in row 9 (r9c7=3) r2c7<>3 r3c7<>3 r7c7<>3 r7c8<>3 r9c7<>4 r9c7<>6 r9c7<>7 Hidden single 3 in row 7 (r7c4=3) r7c4<>1 r7c4<>4 r7c4<>6 r7c4<>7 Hidden single 8 in col 6 (r2c6=8) r2c3<>8 r2c6<>4 r2c6<>7 r2c7<>8 r2c8<>8 Hidden single 7 in col 7 (r7c7=7) r7c6<>7 r7c7<>4 r7c7<>6 Hidden single 7 in col 6 (r9c6=7) r9c5<>7 r9c6<>4 r9c6<>9 Hidden single 1 in col 9 (r4c9=1) r4c1<>1 r4c2<>1 r4c3<>1 r4c4<>1 r4c5<>1 r4c7<>1 r4c9<>8 r5c7<>1 Hidden single 1 in col 7 (r2c7=1) r2c2<>1 r2c3<>1 r2c7<>4 Naked single 9 row 7 column 9 (r7c9=9) r7c2<>9 r7c6<>9 r8c9<>9 Hidden single 9 in box 7 (r9c3=9) r5c3<>9 r6c3<>9 r9c3<>4 r9c3<>6 r9c5<>9 Naked Triplets 467 in column 5 r4c5<>4 r4c5<>7 r6c5<>7 r8c5<>4 r8c5<>6 Naked single 5 row 4 column 5 (r4c5=5) r4c1<>5 r4c2<>5 r4c3<>5 r4c7<>5 r5c6<>5 r6c5<>5 r8c5<>5 Naked single 8 row 4 column 7 (r4c7=8) r3c7<>8 r4c1<>8 r4c3<>8 r6c8<>8 r8c7<>8 Naked double col 3 - 34 r1c3<>4 r3c3<>3 r3c3<>4 r5c3<>4 Naked double box 9 - 46 r8c8<>4 r8c8<>6 Hidden double col 1 - 23 r3c1<>4 r3c1<>5 r3c1<>6 r3c1<>7 r3c1<>8 r4c1<>4 r4c1<>7 Hidden single 7 in col 1 (r6c1=7) r4c2<>7 r6c1<>1 r6c1<>5 r6c1<>6 r6c1<>8 r6c2<>7 r6c4<>7 Hidden single 7 in row 4 (r4c4=7) r4c4<>4 Hidden single 8 in row 6 (r6c3=8) r1c3<>8 r3c3<>8 r6c3<>1 r6c3<>5 r6c3<>6 Hidden single 8 in col 1 (r1c1=8) r1c1<>1 r1c1<>4 r1c1<>5 r1c1<>6 r1c8<>8 Hidden single 4 in box 5 (r5c6=4) r5c1<>4 r5c2<>4 r5c6<>9 r7c6<>4 r8c6<>4 Hidden single 9 in row 5 (r5c2=9) r5c2<>1 r5c2<>5 r5c2<>6 r6c2<>9 Hidden single 9 in row 6 (r6c5=9) r6c5<>1 r8c5<>9 Hidden single 9 in row 8 (r8c6=9) r8c6<>5 Hidden single 5 in row 8 (r8c1=5) r5c1<>5 r7c1<>5 r7c2<>5 r8c1<>1 r8c1<>4 r8c1<>6 Hidden single 5 in row 7 (r7c6=5) Hidden single 1 in col 5 (r8c5=1) r8c4<>1 Hidden single 1 in col 4 (r6c4=1) r6c2<>1 Naked double box 3 - 45 r2c8<>4 r3c8<>4 r3c8<>5 Naked Triplets 238 in row 3 r3c2<>2 Locked candidate (4) in col 1 r7c2<>4 ER_Row1 = 8 Row2 = 1 col1 = 7 col2 = 4 digit = 4 target = 14 hinge = 17 r1c4<>4 Hidden single 4 in col 4 (r8c4=4) r8c4<>6 r8c7<>4 r9c5<>4 Hidden single 6 in row 8 (r8c7=6) r5c7<>6 r7c8<>6 Hidden single 4 in row 9 (r9c1=4) r7c1<>4 r9c1<>6 Hidden single 4 in row 7 (r7c8=4) r1c8<>4 Hidden single 4 in row 1 (r1c2=4) r1c2<>1 r1c2<>5 r1c2<>6 r2c2<>4 r2c3<>4 r3c2<>4 r4c2<>4 Hidden single 1 in row 1 (r1c3=1) r1c3<>5 r1c3<>6 r5c3<>1 Hidden single 5 in row 1 (r1c8=5) r3c7<>5 r6c8<>5 Hidden single 6 in row 1 (r1c4=6) r3c5<>6 Hidden single 4 in row 2 (r2c5=4) r2c5<>7 r3c5<>4 Hidden single 7 in row 2 (r2c2=7) r2c2<>2 r3c2<>7 Hidden single 2 in row 2 (r2c8=2) r2c8<>3 r3c8<>2 r3c9<>2 r8c8<>2 Hidden single 3 in row 2 (r2c3=3) r3c1<>3 r4c3<>3 Hidden single 2 in row 3 (r3c1=2) r4c1<>2 Hidden single 3 in row 3 (r3c8=3) r3c8<>8 Hidden single 4 in row 3 (r3c7=4) Hidden single 7 in row 3 (r3c5=7) Hidden single 8 in row 3 (r3c9=8) r8c9<>8 Hidden single 2 in row 4 (r4c2=2) Hidden single 3 in row 4 (r4c1=3) Hidden single 4 in row 4 (r4c3=4) Hidden single 1 in row 5 (r5c1=1) r5c1<>6 r7c1<>1 Hidden single 6 in row 5 (r5c3=6) r3c3<>6 r5c3<>5 r6c2<>6 Hidden single 6 in row 3 (r3c2=6) r3c2<>5 r7c2<>6 Hidden single 5 in row 3 (r3c3=5) Hidden single 5 in row 5 (r5c7=5) Hidden single 5 in row 6 (r6c2=5) Hidden single 6 in row 6 (r6c8=6) Hidden single 1 in row 7 (r7c2=1) Hidden single 6 in row 7 (r7c1=6) Hidden single 2 in row 8 (r8c9=2) Hidden single 8 in row 8 (r8c8=8) Hidden single 6 in row 9 (r9c5=6)