Random Bingo Card Generator

Requirements Build a random Bingo board with exactly 3 rows and 9 columns. Every row must contain 5 integers and 4 zero-valued blank cells. Assign each column its own numeric interval, moving from left to right: column 0 uses 1–10, column 1 uses 11–20, column 2 uses 21–30, and so forth through column 8, which uses 81–90. Populate the board one cell at a time. Each placement must account for the row's numbers and blanks already used, and it must select numbers or blanks…