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#3268: ucup-team1423
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#3268: ucup-team1426
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#3268: ucup-team3225
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#3268: ucup-team4795
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#3268: ucup-team5043
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#3268: ucup-team5069
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#3268: ucup-team5336
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#3268: ucup-team5630
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#3268: ucup-team6842
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#3268: ucup-team6912
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#3268: ucup-team7636
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#3268: ucup-team7744
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#3268: ucup-team8118
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#3268: Unforgettablepl
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#3268: unknown_
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#3268: XianChu
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#3268: xiaowang524
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#3367: _Alexande_
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#3367: 5un_xiaomivita_msg
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#3367: 7_divided_by_3
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#3367: Dan4Life
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#3367: ddbjiang
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#3367: Displace_
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$p(i,j)=\frac{j-1}{k-1}p(i-1,j)+\frac{k-j+1}{k-1}p(i-1,j-1),p(1,1)=1$
#3367: DrGilbert
Accepted: : 29
#3367: egypt_ioi2024_10
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$$\text{dp}_i = \min_{j < i} f(j)\times g(i) + h(j) + \text{dp}_j$$
#3367: Ex_sky
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#3367: ezraft
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#3367: False0099
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#3367: ha114514ha
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Remaker
#3367: happy_lazier
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#3367: hubeikemi
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#3367: ice_cup
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#3367: IdealizedRomance
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$f_t=\sum\limits_{i=0}^{n-1}{n\choose i}(-1)^{n-1-i}\frac{i^{t-1}(n-i)}{n^t}$
#3367: Ignotus0
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#3367: Jay_ning
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#3367: ucup-team1063
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#3367: ucup-team1266
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