Input file: Output file: Time limit: Меноry limit: standard input standard output 1 second 256 megabytes You are given an integer number n. You need to print the matrix of size n x n as it is shown in sample tests. Input The only line of the input contains an integern- size of the matrix. Output Print the matrix. Examples standard input standard output 123 212 321 4 123 4 2123 3212 4321 |1 2 3 4 5 21 23 4 32123 4 3212 5 4 321

Need help with C++ Question.

You are a member of a standardization committee for a new C++ standard, and there is a proposal on the table to drop C-strings from the language and support only the C++ string class. State whether you would oppose or support the proposal and explain why.

Explain what is palindrome and write a code to check whether the given string is palindrome or not? write the code with proper explaination in C++ language.