Start 2026-04-22 12:22:42

【2027省选】20260422模拟赛更正

End 2026-04-25 00:00:00
Contest is over.
Now 2026-09-13 10:52:53

C. 【BJ】T3

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                        Time Limit
                        
                            1 second                        
                    

                    

                        Memory Limit
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