How to plot three data sets for a given input in graph

I have a program that I want to change an input while maintaining the initial input and I can be able to plot the two results emanating from the program on a single plot. Can it be done without writing a different program for the new input

[dpb]

Undoubtedly, look at

doc hold

for setting

hold on

to add to an existing plot.

Answer 1

[dpb]

Undoubtedly, look at

doc hold

for setting

hold on

to add to an existing plot.