What is an index out of bounds error?
It occurs when your loop condition tries to access an array element that doesn't exist, usually by looping one time too many (e.g., using i <= array.length).
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More FAQs in The For Loop Explained with DSA Examples
Use a for loop when you know exactly how many times you need to iterate, such as when traversing an array of known length.
It is the increment operator. It means 'increase the value of i by 1' after each iteration of the loop.
Yes. You can initialize the counter at a high value, use a greater-than condition, and decrement the counter (e.g., i--).
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