Problems
Pyramid of the symbols
Pyramid of the symbols
Vasya wants to print on your printer pyramid of some sort of symbol height h. Write a program that will help him in this, not forgetting that the program must be "_economically viable_", i.e. to print the least amount of characters.
Examples of pyramids are shown in the examples of input and output data. For clarity, printed blanks are replaced by point.
Input
In a single line given first symbol, by which must be printed pyramid, and then through a gap and a positive integer specifying the height of the pyramid h (h ≤ 50).
Output
In the first line print the total number of "printing" characters and below the pyramid itself.
Input example #1
A 3
Output example #1
12 A AAA AAAAA
Input example #2
M 9
Output example #2
117 M MMM MMMMM MMMMMMM MMMMMMMMM MMMMMMMMMMM MMMMMMMMMMMMM MMMMMMMMMMMMMMM MMMMMMMMMMMMMMMMM