百合 5/9/2024 04:00:00 No. 228703 [Open] [Reply] 9b0c9c Actions report Translate Thread... Hide Thread Translate... Hide User Hide Post 37b8d6d5f1... jpg (178.64 KB, 1240x2048) >>/228701/ I think he meant ClF3. >>/228702/ Have you studied much computer science? Can you invert a binary tree?