t.js

const generatePlayerBoard = (numberOfRows, numberOfColumns) => {
	let board = []

	for (let i=0; i< numberOfRows; i++) {
		let row = []

		for (let j = 0; j < numberOfColumns; j++) {
			row.push(' ')
		}

		board.push(row)
	}

	return board
}

const generateBombBoard = (numberOfRows, numberOfColumns, numberOfBombs) => {
	let board = []

	for (let i=0; i< numberOfRows; i++) {
		let row = []

		for (let j = 0; j < numberOfColumns; j++) {
			row.push(null)
		}

		board.push(row)
	}

	let numberOfBombsPlaced = 0
	console.log(board);

	while (numberOfBombsPlaced < numberOfBombs) {
		let randomRowIndex = Math.floor(Math.random() * numberOfRows)
		let randomColIndex = Math.floor(Math.random() * numberOfColumns)

		board[randomRowIndex][randomColIndex] = 'B'

		numberOfBombsPlaced += 1

		// we'll do more work on this later
	}

	return board	
}

const printBoard = (board) => {
  console.log(board.map(row => row.join(' | ')).join('\n'))

}


let playerBoard = generatePlayerBoard(3, 4);

let bombBoard = generateBombBoard(3, 4, 5);

printBoard(playerBoard)
printBoard(bombBoard)