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TIOJ April Fools Day Contest 2024 題解上線啦！
題解點
這裡
、題目在
這裡
～
Problems
#SPOJ
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TopCoder
AC Ratio (user)
AC (submission)
1687
樹上詢問 Query on a Tree II
SPOJ
93.1% (
108/116
)
35.2% (
157
/
446
)
