input: Write a python function to create a dictionary of students from user input.
  assert create_student_dict(2, [('1001', 'John Doe'), ('1002', 'Jane Smith')]) == {'1001': 'John Doe', '1002': 'Jane Smith'}
  assert create_student_dict(3, [('2001', 'Alice Brown'), ('2002', 'Bob White'), ('2003', 'Charlie Black')]) == {'2001': 'Alice Brown', '2002': 'Bob White', '2003': 'Charlie Black'}
  assert create_student_dict(1, [('3001', 'Eve Davis')]) == {'3001': 'Eve Davis'}
output: def create_student_dict(n, student_list):
      student_dict = {}
      for student_id, student_name in student_list:
          student_dict[student_id] = student_name
      return student_dict