how to remove an element from a nested list?

Question

if i have an nested list such as:

m=[[34,345,232],[23,343,342]]

if i write m.remove(345) it gives an error message saying elem

Answer 1

If you want to remove only by indexes you can use this method

m[0].pop(1)

by this you can specify only the index. This is helpful if you know only the position you want to remove.