c++

a) Request the number of rows, columns, and the starting number. b) Use a nested loop to print a matrix of numbers: - Numbers should increment by one from 1 to rows*cols. Output Example Enter the number of rows: 3 Enter the number of columns: 4 Enter the starting number: 1 1 5 9 ON 2 2. 6 10 3 7 7 8 8 12 11