Hints instead of answers, lessons built from your own code, and practice aimed at exactly what trips you up.
3int[] marks = {72, 85, 64, 90};4int total = 0;5for (int i = 0; i <= marks.length; i++) {6 total += marks[i];7}
Array indexes start at 0. If an array has 4 items, what is the last valid index?
A final-year research project in adaptive programming education.