
    Create a function that analyzes historical emergency room visit data and identifies all time periods where patient volume meets or exceeds a specified threshold requiring additional staff coverage. The function should accept a dictionary containing hourly time slots mapped to their respective patient visit counts, along with an integer representing the minimum patient volume that triggers increased staffing needs, and return only the time periods requiring enhanced staffing levels.
    

    
def dict_filter(dict, n):
    """
    Create a function that analyzes historical emergency room visit data and identifies all time periods where patient volume meets or exceeds a specified threshold requiring additional staff coverage. The function should accept a dictionary containing hourly time slots mapped to their respective patient visit counts, along with an integer representing the minimum patient volume that triggers increased staffing needs, and return only the time periods requiring enhanced staffing levels.
    

    """
def dict_filter(dict, n):
    """
    Create a function that analyzes historical emergency room visit data and identifies all time periods where patient volume meets or exceeds a specified threshold requiring additional staff coverage. The function should accept a dictionary containing hourly time slots mapped to their respective patient visit counts, along with an integer representing the minimum patient volume that triggers increased staffing needs, and return only the time periods requiring enhanced staffing levels.
    

    """
    result = {key: value for (key, value) in dict.items() if value >= n}
    return result