Getting LeetCode onto your PC can make practicing coding problems a lot smoother. While there isn’t an official LeetCode app ...
The 5 best AI video generators of 2026, compared. See how Seedance, Sora 2, Veo 3.1, Firefly, and Runway stack up for creators and filmmakers.
Abstract: Vortex electromagnetic waves carrying orbital angular momentum have been widely studied in many fields because of their unique helical phase structure. The vortex electromagnetic waves can ...
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