I'm working on a small project here, and need to change all spaces in a char array to underscores. Meaning that "One Two Three" is changed to "One_Two_Three".Currently, I'm using a function I ...

I'm trying to templatize a class, based on a list of values. The list can't be another class - template parameters need to be compile-time constants. So that leaves arrays as the option.My current ...

Hackerrank C++ Variable Sized Arrays challenge Consider an -element array, , where each index in the array contains a reference to an array of integers (where the value of varies from array to array).

Explanation: The given array is not a permutation of numbers from 1 to N, because it contains 2 twice, and 4 is missing for the array to represent a permutation of length 5. Given array contains all ...