15 puzzle solver: Difference between revisions

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<pre>Solution found in 52 moves: rrrulddluuuldrurdddrullulurrrddldluurddlulurruldrdrd</pre>
<pre>Solution found in 52 moves: rrrulddluuuldrurdddrullulurrrddldluurddlulurruldrdrd</pre>


=={{header|Rust}}==
=== alternative ===
<lang Rust>use keyed_priority_queue::KeyedPriorityQueue;
<lang Rust>use keyed_priority_queue::KeyedPriorityQueue;
use std::cmp::{Ord, Ordering, PartialOrd, Reverse};
use std::cmp::{Ord, Ordering, PartialOrd, Reverse};