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1977 AMC 12 Question 20

AMC12 · 1977 AMC 12

Question 20

For how many paths consisting of a sequence of horizontal and/or vertical line segments, with each segment connecting a pair of adjacent letters in the diagram below, is the word CONTEST spelled out as the path is traversed from beginning to end?

Question illustration
  1. $63$
  2. $128$
  3. $129$
  4. $255$
  5. none of these