Reversing a string is a technique so that the 1st character becomes the last character and so on. Suppose we have a string called “prepinsta” so we have to find reverse of that string is “atsniperp” ...

// Given an input string s, reverse the order of the words. // A word is defined as a sequence of non-space characters. The words in s will be separated by at least one space. // Return a string of ...