There are only two ways to tell somebody thanks: Kudos and Marked Solutions Unofficial Forum Rules and Guidelines "Not that we are sufficient in ourselves to claim anything as coming from us, but our sufficiency is from God" - 2 Corinthians 3:5
The auto-indexing tunnel will tell the loop how many iterations to run (size of the array). So N is not required. There was a series of questions a couple of years ago in this blog about FOR loops and how many iterations they run. See if you can find them and review those.
There are only two ways to tell somebody thanks: Kudos and Marked Solutions Unofficial Forum Rules and Guidelines "Not that we are sufficient in ourselves to claim anything as coming from us, but our sufficiency is from God" - 2 Corinthians 3:5
The orange wire is an indication of your data type. You have floating point numeric instead of integer numeric. The rest is just complete guessing without seeing what you currently have built up.
There are only two ways to tell somebody thanks: Kudos and Marked Solutions Unofficial Forum Rules and Guidelines "Not that we are sufficient in ourselves to claim anything as coming from us, but our sufficiency is from God" - 2 Corinthians 3:5