Pips : November 1, 2026

1. R1: sum 10 · r1c4, r2c4
2. R2: sum 10 · r2c3, r3c3
3. R3: sum 10 · r3c2, r4c2, r5c2
4. R4: sum 4 · r1c5
5. R5: sum 4 · r4c1
6. R6: greater 4 · r5c3

sum = target total; equals = same value; unequal = all different values; less = total below target; greater = total above target; empty = no constraint. D labels identify dominoes; R labels identify regions.

Rows and columns below start at 1, from the top left.

1. 4–3: row 4, column 1 → row 4, column 2
2. 6–5: row 5, column 2 → row 5, column 3
3. 5–4: row 1, column 4 → row 1, column 5
4. 1–5: row 3, column 2 → row 3, column 3
5. 5–5: row 2, column 3 → row 2, column 4

1. R1: empty · r1c1
2. R2: less 6 · r1c6, r2c6
3. R3: empty · r2c1
4. R4: greater 2 · r2c2
5. R5: equals · r2c3, r3c2, r3c3, r3c4
6. R6: sum 0 · r2c4
7. R7: unequal · r2c5, r3c5, r3c6
8. R8: empty · r3c1

sum = target total; equals = same value; unequal = all different values; less = total below target; greater = total above target; empty = no constraint. D labels identify dominoes; R labels identify regions.

Rows and columns below start at 1, from the top left.

1. 1–3: row 2, column 6 → row 1, column 6
2. 4–5: row 3, column 5 → row 3, column 6
3. 6–6: row 3, column 3 → row 3, column 4
4. 0–3: row 2, column 4 → row 2, column 5
5. 3–3: row 1, column 1 → row 2, column 1
6. 4–6: row 2, column 2 → row 2, column 3
7. 2–6: row 3, column 1 → row 3, column 2

1. R1: empty · r1c1
2. R2: empty · r1c2
3. R3: sum 2 · r1c3
4. R4: sum 3 · r1c4
5. R5: sum 4 · r1c5
6. R6: sum 0 · r2c1
7. R7: sum 8 · r2c2, r2c3
8. R8: sum 2 · r2c4
9. R9: sum 5 · r2c5
10. R10: sum 4 · r3c1
11. R11: sum 3 · r3c2
12. R12: sum 3 · r3c3
13. R13: sum 0 · r3c4
14. R14: sum 4 · r3c5
15. R15: sum 0 · r3c6
16. R16: sum 0 · r4c1
17. R17: sum 5 · r4c2
18. R18: empty · r4c3
19. R19: sum 0 · r4c4
20. R20: sum 3 · r4c5
21. R21: sum 5 · r4c6
22. R22: sum 2 · r5c2
23. R23: sum 5 · r5c3
24. R24: empty · r5c4
25. R25: sum 2 · r5c5
26. R26: sum 2 · r5c6
27. R27: sum 3 · r6c2
28. R28: sum 3 · r6c3
29. R29: sum 1 · r6c4
30. R30: sum 5 · r6c5
31. R31: empty · r6c6

sum = target total; equals = same value; unequal = all different values; less = total below target; greater = total above target; empty = no constraint. D labels identify dominoes; R labels identify regions.

Rows and columns below start at 1, from the top left.

1. 0–1: row 2, column 1 → row 1, column 1
2. 0–2: row 3, column 4 → row 2, column 4
3. 0–3: row 4, column 4 → row 4, column 5
4. 0–4: row 4, column 1 → row 3, column 1
5. 0–5: row 3, column 6 → row 4, column 6
6. 1–2: row 6, column 6 → row 5, column 6
7. 1–3: row 6, column 4 → row 6, column 3
8. 1–4: row 1, column 2 → row 2, column 2
9. 1–5: row 5, column 4 → row 5, column 3
10. 2–3: row 5, column 2 → row 6, column 2
11. 2–4: row 1, column 3 → row 2, column 3
12. 2–5: row 5, column 5 → row 6, column 5
13. 3–4: row 1, column 4 → row 1, column 5
14. 3–5: row 3, column 2 → row 4, column 2
15. 4–5: row 3, column 5 → row 2, column 5
16. 3–6: row 3, column 3 → row 4, column 3