“Most economic research shows that immigration increases employment opportunities for the U.S.-born, so it would not be surprising if reducing immigration harms American workers,” Regets said in the report.
Сергей Полетаеввоенный аналитик, сооснователь проекта «Ватфор»
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A neat way of visualizing how this process could be done in your head is by imagining what happens if you move all solid blocks in one of the 6 directions and comparing that with the original position. If a block intersects with a block when all blocks are moved backwards then that front face of the block isn't visible.
Add a string to begin building the suffix tree.
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