
    Write a function that converts student data column names from the legacy attendance tracking database (in snake case) to the modern student monitoring system's format (in camel case) to ensure seamless data integration between the backend and frontend systems. The function should handle any valid snake case column name from the student records database and transform it into its camel case equivalent while preserving the original meaning of the identifier.
    

    
import re

def snake_to_camel(word):
    """
    Write a function that converts student data column names from the legacy attendance tracking database (in snake case) to the modern student monitoring system's format (in camel case) to ensure seamless data integration between the backend and frontend systems. The function should handle any valid snake case column name from the student records database and transform it into its camel case equivalent while preserving the original meaning of the identifier.
    

    """
import re

def snake_to_camel(word):
    """
    Write a function that converts student data column names from the legacy attendance tracking database (in snake case) to the modern student monitoring system's format (in camel case) to ensure seamless data integration between the backend and frontend systems. The function should handle any valid snake case column name from the student records database and transform it into its camel case equivalent while preserving the original meaning of the identifier.
    

    """
    return ''.join((x.capitalize() or '_' for x in word.split('_')))