Clean code of the first task.

.gradle/8.4/executionHistory/executionHistory.bin

.gradle/8.4/executionHistory/executionHistory.lock

.gradle/8.4/fileHashes/fileHashes.bin

.gradle/8.4/fileHashes/fileHashes.lock

.gradle/8.4/fileHashes/resourceHashesCache.bin

.gradle/buildOutputCleanup/buildOutputCleanup.lock

.gradle/file-system.probe

...eJava/compileTransaction/stash-dir/Board.class.uniqueId17

...compileTransaction/stash-dir/BoardElement.class.uniqueId9

...eJava/compileTransaction/stash-dir/Cloud.class.uniqueId20

.../compileTransaction/stash-dir/Controller.class.uniqueId11

...pileTransaction/stash-dir/CrossableByFire.class.uniqueId1

...nsaction/stash-dir/CrossableByFirefighter.class.uniqueId5

...ransaction/stash-dir/CrossableByMountain.class.uniqueId19

...ileTransaction/stash-dir/CrossableByRoad.class.uniqueId27

...eTransaction/stash-dir/CrossableByRockery.class.uniqueId4

...ompileTransaction/stash-dir/EmptyElement.class.uniqueId12

...leJava/compileTransaction/stash-dir/Fire.class.uniqueId18

.../compileTransaction/stash-dir/FireFighter.class.uniqueId2

...ompileTransaction/stash-dir/FireFighters.class.uniqueId10