for(int i = 0; i< num of rows; i++){
	for(int j = 0 + i * num of rows; j< num of numbers in one row; j++){
		//add all the numbers at location j from one array
	}
	for(int j = 0 + i * num of rows; j< num of numbers in one row; j++){
		//add all the numbers at location j from another array
	}
}