4
3
2016
0

我们的征途是星辰大海! ~ Imperishable Recursionalization

$bx2k:recursion=3:\infty$

http://recursion.is-programmer.com/posts/198375.html

http://recursion.is-programmer.com/posts/193106.html

 

2016.04.01

tco2014round3adiv1 500

$dp_{i,j}$表示与$0$相连的点集为$j$时$0$到$i$的最短路长度的期望,枚举下一条边直接转移即可……

记得用double……long double会被卡常……

 

2016.04.04

tco2014final 350

sb题……不要怕烦就去写一些看起来对其实是sb的做法……

 

tco2014final 550

%劼司机!令$x_i>y_i$,按$\frac{x_i}{y_i}$递增排序,会发现任意前缀的折线是连续的,直接dp……

 

2016.04.08

srm687div1 500

 

Category: | Tags: 日常 | Read Count: 417

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