import math
a=1
b=2
a,b= b,a+b
print (a,b)

a= 10,20,30
print (a)

a=10
b=20
c=a%b
c=complex(a,b)
print (c)

a= "Rajiv Uddin Ahmed"
print (a[0:5])
print (a[6:8])
#print (a[0:4])
#print (a[0:7])

a= [10,"Hello",10.80,100]
print (a[1])

l= ['a','b','c','d','e']
print(l[1])
print(l[0:5])
#print(l[5])

tup1 = ('Rajiv', 'Uddin', 'Ahmed')
tup2 = (1, 2, 3, 4, 5, 6, 7 )
print ("tup1[0]: " ,tup1[0])
print ("tup2[1:5]: " ,tup2[1:5])

a=4
print(math.sqrt(a))

d={1:"Rajiv", "A":30}
print ("d[1]:", d[1])
print ("d['A']:", d['A'])

set = {1,2,2,4}
print (set) 
       


