How can I improve my skills in star pattern printing?

A good way to tackle these problems is to start by drawing the patterns by hand. Look for visual patterns and try to express those observations in words. Once you've done that, you can translate those words into code. If you have specific examples that you're struggling with, it might help to share them for more targeted advice.

Using grid paper can really help you visualize the patterns. Sketch out the design and then keep track of the number of stars and spaces. There's typically a logical relationship between the rows and the number of symbols, so identifying that can make coding much easier.

Try creating the patterns on paper and take note of the relationships among the number of rows, columns, and spaces. Formulate these observations into your own words, then write down some pseudocode based on those findings. Once you're confident with the pseudocode, do a dry run of your code to get a better grasp of how everything flows.