---

def extract_numbers(text):
    result = []
    number = ""

    for char in text:
        if char.isdigit():
            number += char

        elif char in ".," and number and "." not in number:
            number += "."

        elif char in "+-" and not number:
            number = char

        else:
            if number and number not in ("+", "-"):
                if "." in number:
                    result.append(float(number))
                else:
                    result.append(int(number))

            number = ""

    if number and number not in ("+", "-"):
        if "." in number:
            result.append(float(number))
        else:
            result.append(int(number))

    return result