ggplot2 是一个 R 语言的绘图工具包,它使用基于图层的构建方式使得代码更加可读、灵活。下面是 ggplot2 常用参数的详细解释: 1. data:需要绘图的数据集,...
ggplot2 是一个 R 语言的绘图工具包,它使用基于图层的构建方式使得代码更加可读、灵活。下面是 ggplot2 常用参数的详细解释: 1. data:需要绘图的数据集,...
# Perfect Matchings and RNA Secondary Structures # Problem # Figure 5. A perfect matchi...
# Problem # Figure 4. A figure illustrating the propagation of Fibonacci's rabbits if t...
# Problem # Given two strings $s$ and $t$, $t$ is a substring of $s$ if $t$ is containe...
# Problem # The 20 commonly occurring amino acids are abbreviated by using 20 letters f...
# Problem # Probability is the mathematical study of randomly occurring phenomena. # We...
# Problem # Given two strings s and t of equal length, the Hamming distance between s a...
Problem The GC-content of a DNA string is given by the percentage of symbols in the str...
Rabbits and Recurrence Relations Problem A sequence is an ordered collection of objects...