An array is called centered-15 if some consecutive sequence of elements of the array sum to 15 and this sequence is preceded and followed by the same number of elements.
![An array is called centered-15 if some consecutive sequence of elements of the array sum to 15 and this sequence is preceded and followed by the same number of elements.](http://www.huamaodashu.com/wp-content/themes/zimeiti-2/thumb.php?src=http://www.huamaodashu.com/wp-content/themes/zimeiti-2/assets/img/default.png&w=280&h=180)
美国面试题12 1.题目: An array is called centered-15 if some co…
美国面试题12 1.题目: An array is called centered-15 if some co…