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## 2023 進階班模擬賽homework分析
## 分析及簡易題解
[題目連結](https://codeforces.com/gym/103049)
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## 水題
C Contest Struggles
H Hot Springs
K Keyboardd
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## 須寫完題目
A Atomic Energy (greedy+DP)
D Dragon Balls (greedy , bianry search)
E Endgame (random)
F Flight Collision (pq+long double)
J Joint Excavation (應該是 graph 轉 tree 做 greedy 但我還沒想出來 :) )
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## 建議可自我挑戰
G Great Expectations (期望值DP+二分答案)
$f(i,j)←(f(i+1,j)+t_i+1−t_i) \cdot p_i$
$f(i,j)←min(f(i+1,j)+ti+1−ti+di,f(0,0)) \cdot pi \cdot (1−pi)$
I Island Tour (simulation)
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