Solving Script Hell 45 Hidden single 9 in row 2 (r2c3=9) r2c3<>1 r2c3<>4 r2c3<>6 r2c3<>8 r3c3<>9 Hidden single 2 in row 5 (r5c4=2) r1c4<>2 r3c4<>2 r5c4<>3 r5c4<>4 r5c4<>7 Hidden single 3 in row 8 (r8c4=3) r6c4<>3 r8c4<>4 r8c4<>6 r8c4<>7 Hidden single 3 in col 6 (r4c6=3) r4c2<>3 r4c6<>6 r4c6<>7 r4c7<>3 r4c8<>3 Hidden single 5 in col 8 (r7c8=5) r7c2<>5 r7c3<>5 r7c8<>1 r7c8<>2 r7c8<>4 Hidden single 2 in col 8 (r3c8=2) r1c7<>2 r2c7<>2 r3c1<>2 r3c2<>2 r3c6<>2 r3c7<>2 r3c8<>1 r3c8<>3 r3c8<>4 r3c8<>8 Hidden single 2 in col 6 (r2c6=2) r2c1<>2 r2c2<>2 r2c6<>6 r2c6<>8 Naked single 1 row 4 column 8 (r4c8=1) r4c2<>1 r4c7<>1 r4c9<>1 r6c8<>1 r8c8<>1 Naked single 4 row 8 column 8 (r8c8=4) r5c8<>4 r6c8<>4 r7c7<>4 r7c9<>4 r8c3<>4 r8c9<>4 r9c7<>4 Hidden single 4 in col 9 (r2c9=4) r2c2<>4 r2c7<>4 r2c9<>1 r2c9<>8 r3c7<>4 Hidden single 8 in row 2 (r2c1=8) r1c1<>8 r1c3<>8 r2c1<>1 r2c1<>6 r3c1<>8 r3c3<>8 Hidden single 4 in col 7 (r5c7=4) r5c5<>4 r5c7<>3 r5c7<>7 Hidden single 7 in row 5 (r5c5=7) r1c5<>7 r3c5<>7 r4c5<>7 r5c5<>5 r7c5<>7 r9c5<>7 Hidden single 5 in col 5 (r4c5=5) r4c2<>5 r4c5<>6 Hidden single 6 in row 4 (r4c2=6) r1c2<>6 r2c2<>6 r3c2<>6 r6c2<>6 r6c3<>6 r7c2<>6 Hidden single 6 in row 2 (r2c7=6) r1c7<>6 r2c7<>1 r3c7<>6 Hidden single 1 in row 2 (r2c2=1) r1c1<>1 r1c2<>1 r1c3<>1 r3c1<>1 r3c2<>1 r3c3<>1 r6c2<>1 r7c2<>1 Hidden single 1 in row 6 (r6c3=1) r6c3<>3 r6c3<>8 r7c3<>1 r8c3<>1 Hidden single 8 in row 6 (r6c8=8) r5c8<>8 r6c8<>3 Hidden single 8 in row 5 (r5c3=8) r5c3<>3 r5c3<>5 Hidden single 5 in row 5 (r5c2=5) r1c2<>5 r5c2<>3 Hidden single 3 in row 5 (r5c8=3) Hidden single 3 in row 6 (r6c2=3) r1c2<>3 r3c2<>3 Hidden single 1 in col 1 (r8c1=1) r8c1<>6 r8c9<>1 Hidden single 6 in row 8 (r8c3=6) r1c3<>6 r3c3<>6 r7c3<>6 r8c3<>7 Hidden single 7 in row 8 (r8c9=7) r4c9<>7 r7c7<>7 r7c9<>7 r9c7<>7 Hidden single 7 in row 4 (r4c7=7) r4c7<>9 Hidden single 9 in row 4 (r4c9=9) r7c9<>9 Hidden single 8 in col 9 (r1c9=8) r1c5<>8 r1c9<>1 Hidden single 1 in col 9 (r7c9=1) r7c7<>1 Naked single 6 row 3 column 1 (r3c1=6) r1c1<>6 r3c4<>6 r3c5<>6 r3c6<>6 Hidden single 6 in col 6 (r7c6=6) r7c4<>6 r7c5<>6 r7c6<>7 r7c6<>8 Hidden single 8 in row 7 (r7c5=8) r3c5<>8 r7c5<>4 r7c5<>9 Hidden single 8 in row 3 (r3c6=8) r3c6<>7 Hidden single 7 in col 6 (r9c6=7) r7c4<>7 r9c3<>7 XY Wing 32 - 74 num = 4 r7c2<>4 Hidden single 4 in col 2 (r3c2=4) r3c2<>7 r3c3<>4 XY Wing 34 - 73 num = 7 r3c3<>7 Hidden single 7 in row 3 (r3c4=7) r1c4<>7 r3c4<>9 Hidden single 9 in row 3 (r3c5=9) r3c5<>1 r9c5<>9 Hidden single 1 in row 3 (r3c7=1) r1c7<>1 r3c7<>3 Hidden single 1 in row 1 (r1c5=1) r1c5<>6 Hidden single 6 in row 1 (r1c4=6) r6c4<>6 Hidden single 3 in row 3 (r3c3=3) r1c3<>3 Hidden single 3 in row 1 (r1c7=3) Hidden single 6 in row 6 (r6c5=6) r6c5<>4 Hidden single 4 in row 6 (r6c4=4) r7c4<>4 Hidden single 4 in row 7 (r7c3=4) r7c3<>7 r9c3<>4 Hidden single 7 in row 7 (r7c2=7) r1c2<>7 r7c2<>2 Hidden single 7 in row 1 (r1c3=7) r1c3<>5 Hidden single 5 in row 1 (r1c1=5) r1c1<>2 r9c1<>5 Hidden single 2 in row 1 (r1c2=2) Hidden single 2 in row 7 (r7c7=2) r7c7<>9 r9c7<>2 Hidden single 9 in row 7 (r7c4=9) Hidden single 2 in row 9 (r9c1=2) Hidden single 4 in row 9 (r9c5=4) Hidden single 5 in row 9 (r9c3=5) Hidden single 9 in row 9 (r9c7=9)