Lemma practice generator frog-swap #62,193 · Puzzles · Moving-piece puzzles
Leaping frogs
94 red frogs sit in a row facing right, then one empty lily pad, then 208 green frogs facing left. A frog may slide onto an adjacent empty pad or jump over one frog of the other colour onto an empty pad; frogs never move backwards. What is the least number of moves to swap the two groups?
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