J1={1,'h',3,9,3}

J2={1,'h',2,3,9,2}

J3={'KR','LY','SE',4,4}

J4={'KR','LY','SE','SE'}

print(J1)

print(J2)

print(J3)

print(J4)

J1={1,2,3,9,3,5,5,7,'hello'}

J2={'KR','LY','SE','SE','KR'}

print(J1)

print(J2)

list1=[('a','144'),('1','yes'),('001','good')]

list2=[['a','ok'],['b','yes'],[3,'good']]

d1=dict(list1)

d2=dict(list2)

print('d1=: ',d1)

print('d2=: ',d2)

def sumt (t):

s=0

while t:

s=s+t

t=t-1

s=sumt(10)

print(s)

import numpy as np

D=np.array([[1,2,3,4],[5,6,7,8],[9,10,11,12],[13,14,15,16]])

D12=D[1,2]

D1=D[:,[1,3]]

print(D1)

D2=D[[1,3],:]

print(D2)