Spread the loveIntroduction: In Java, arrays are useful data structures that store elements of the same data type sequentially in memory. Frequently, developers need to determine the size of an array ...

Java arrays have a fixed size. You cannot change an array’s size after creating it. Instead, if you needed to change an array’s size, ...

int sum = 0, maxLen = 0; // sum = prefix sum which stores sum of every element, maxlen = maximum length of sub array ...