For me it is not easy to grok. Then let me ask you: I need a (large) 3 dimensional array where the size of each dimension is unknown at compile time. What is th

For me it is not easy to grok. Then let me ask you: I need a (large) 3 dimensional array where the size of each dimension is unknown at compile time. What is the zig way to do this, how do I access the elements. Bonus question: I have a function doing a transformation on this array, what is the way to duplicate this array