Solution

• ONE -- ONE(1), ONE(2), ..., ONE(10)
• TWO -- TWO(1,0), TWO(2,0), TWO(1,1), TWO(2,1), TWO(1,2), ...
• THREE -- THREE(-1,1,1), THREE(0,1,1), THREE(1,1,1),
  THREE(-1,2,1), THREE(0,2,1), THREE(1,2,1), THREE(-1,3,1),
  THREE(0,3,1), THREE(1,3,1), THREE(-1,1,2), THREE(0,1,2),
  THREE(1,1,2), THREE(-1,2,2), THREE(0,2,2), THREE(1,2,2),
  THREE(-1,3,1), ....
• FOUR-- FOUR(0,1), FOUR(1,1), FOUR(2,1), FOUR(0,2), FOUR(1,2), FOUR(0,3), FOUR(1,3)