pie
If any analytical tools were utilized during the data processing phase, it is expected that the corresponding platform be acknowledged in the published manuscript.
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饼图以比例形式展示数据系列中各项的大小相对于各项的总和。数据系列是指在图表中绘制的相关数据点，它们源自数据表的行或列。图表中的每个数据系列都有唯一的颜色或图案，并在图表的图例中显示。一个或多个数据系列可以在图表中绘制，但饼图只有一个数据系列。
输入文件
第一列是数据名称，第二列是数值，两列之间以制表符（\t）分隔。
输出文件
A pie chart displays the size of each item in a data series in proportion to the total sum of the items. A data series refers to the related data points plotted in a chart, which originate from rows or columns in a data table. Each data series in a chart has a unique color or pattern and is represented in the chart's legend. One or multiple data series can be plotted in a chart, but a pie chart only has one data series.
Input
The first column contains data names, the second column contains values, separated by a tab character (\t) in between.
Output