# Basic formatting

a = 10

b = 20

print("The values of a and b are %d %d" % (a, b))

c = a + b

print("The value of c is %d" % c)

str1 = "John"

print("My name is %s" % str1)

x = 10.5

y = 33.5

z = x * y

print("The value of z is %f" % z)

print()

# aligning

name = "Mary"

a = 10

b = 20

print("The values of a and b are %d %d" % (a, b))

c = a + b

print("The value of c is %d" % c)

str1 = "John"

print("My name is %s" % str1)

x = 10.5

b = 33.5

z = x * y

print("The value of z is %f" % z)

print()

# aligning

name = "Mary"

print("Normal: Hello, I am %s !!" % name)

print("Right aligned: Hello, I am %10s !!" % name)

print("Left aligned: Hello, I am %-10s !!" % name)

print()

# truncating

print("The truncated string is %.4s" % ("Examination"))

print()

# formatting placeholders

students = {'Name' : 'John', 'Address' : 'New York'}

print("Student details: Name:%(Name)s Address:%(Address)s" % students)