Question 20
How many ways can the word SASMO be cut from the triangular paper? The five letters must stay in one piece, as in Example 1.
Count distinct selections of five triangular cells forming an edge-connected letter path S→A→S→M→O, as in the example. Touching only at a corner is not enough.
Count distinct selections of five triangular cells forming an edge-connected letter path S→A→S→M→O, as in the example. Touching only at a corner is not enough.