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Why should vigorous physical activity be a regular part of children's daily routine?
NoSuchElementsException
An exception thrown when an attempt is made to access an element that does not exist, commonly encountered in iterators.
NullPointerException
An exception thrown in Java when an application attempts to use null in a case where an object is required.
NumberFormatException
An exception thrown in Java to indicate that an attempt has been made to convert a string to one of the numeric types, but the string does not have the appropriate format.
PrintStackTrace
A method in Java that prints the stack trace of the current thread to the standard error stream, useful for debugging exceptions.
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