Input: a two coulumns array first column contains a word, second on contain an integer.
The script should produce a graph with a central word (that is defined) and a set of radial lines starting radially from this point. The length of each lines is proportionnal to the number in column 2 and the word in column1 is displayed at the end of the line.
A displayed graphic with the choice of color. It is necessary to avoid overlaps of texts.