name = "Datta"
lname = "Tembare"
greeting = "Hello! {} {}"

greet = greeting.format(name, lname)
print(greet)  # Hello Datta Tembare

name = "Swara"
greet = greeting.format(name, lname)
print(greet)  # Hello Swara Tembare

print('datta'.upper())  # DATTA
print('datta'.capitalize())  # Datta

print('DATTA'.casefold())
print('DATTA'.lower())
print(f".{'DATTA'.center(100)}.")

