How to generate a frequency table in R with with cumulative frequency and relative frequency

Question

I\'m new with R. I need to generate a simple Frequency Table (as in books) with cumulative frequency and relative frequency.

So I want to generate from some simple d

Answer 1

Yet another possibility:

 library(SciencesPo)
    x = c(sample(10:20, 50, TRUE))
    freq(x)