linux - Copy and replace file recursively -

i try find way copy , replace files recursively.

example:

folder /home/test/

1/test.jpg 1/sth_other.png  2/test.jpg 2/sth_other.jpg  3/test.jpg 4/test.jpg 

you can see in folder /home/test have more , more folders (1,2,3,4) file name 'test.jpg'.

i have file /home/test.jpg

question:

how replace file 'test.jpg' in 1/2/3/4(folders) file /home/test.jpg ?

with find, do:

find /where -name test.jpg -type f -exec cp -i /home/test.jpg {} \;