# Write a Python program to count the number of students of individual class.  
 from collections import Counter
classes = (
    ('V', 1),
    ('VI', 1),
    ('V', 2),
    ('VI', 2),
    ('VI', 3),
    ('VII', 1),
)
students = Counter(class_name for class_name, no_students in classes)
print(students)
