code in C++ please

In a classroom, each seat is labeled with a letter and an integer. Given integers numRows and numColumns, output the label for each seat, followed by a space. Ex: If the input is 31 , then the output is: A1 B1 C1 Note: - Rows are in alphabetical order. Seats in the first row all start with the letter A. - Columns are in numerical order. Seats in the first column all start with the integer 1