Constraints on the number of vertices 18

Constraint that the number of vertices in the graph is less than or equal to 18.

• ABC187F
  • V <= 18
  • 2^V == 262144
  • E <= 153
  • 2^V * W is about 4 * 10^7 -> OK
  • The assumed solution is 3^V == 387420489 (4 * 10^8)

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