10 Nodes Log in. Related articles: Why you need to play mathematical games Strategies to solve (play) mathematical puzzles (games) Strictly Monotone Weight Functions on Directed Graphs (log-in required) PUZZLE #1 → 18 arrows ← Log in PUZZLE #2 → 21 arrows ← Log in PUZZLE #3 → 18 arrows ← Log in PUZZLE #4 → 21 arrows ← Log in PUZZLE #5 → 21 arrows ← Log in PUZZLE #6 → 21 arrows ← Log in PUZZLE #7 → 20 arrows ← Log in PUZZLE #8 → 22 arrows ← Log in PUZZLE #9 → 22 arrows ← Log in PUZZLE #10 → 22 arrows ← Log in PUZZLE #11 → 22 arrows ← Log in PUZZLE #12 → 22 arrows ← Log in PUZZLE #13 → 21 arrows ← Log in PUZZLE #14 → 24 arrows ← Login PUZZLE #15 → 1 arrow ← Log in PUZZLE #16 → 22 arrows ← Log in
