2 problems

  • 1
ID Problem Show tags Hide tags AC / Tried Difficulty
161 P1444  2024.10.30-秋招-第2题-最小换序代价 29 / 209 困难
146 P1454  2024.10.16-秋招(留学生)-第3题-最小换序代价 33 / 261 困难
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