Here's a tip along these lines: Use 'j' and 'k' for integral loop control variables, not 'i'. Both 'j' and 'k' are pretty high-value Scrabble letters and it's

Here's a tip along these lines: Use 'j' and 'k' for integral loop control variables, not 'i'. Both 'j' and 'k' are pretty high-value Scrabble letters and it's easier to search for their appearances in code. Apart from "break", they don't appear in the reserved words of common programming languages. (And never use 'l' as a variable name; but you knew that already.)