text: import numpy as np #import numpy
  
  #integers
  i = 10 #integer
  print("The type of i is ", type (i))
  
  a_i = np.zeros(i,dtype=int) #an array of ints
  print("The type of a_i is ", type(a_i))	#print out the type
  print("The type of a_i[0] is ", type(a_i[0]))  #print out the type
  
  #floats
  x = 119.0 #floating point number
  print("The type of x is ",type(x)) #print out the type
  
  y = 1.19e2 #sci not float
  print("The type of y is ",type(x)) #print out the type
  
  
  z = np.zeros(i,dtype=float) #declare an array of floats
  print(type(z))  #print out type
  print(type(z[0])) #print out type
  
  
  #a 2d array
  m = np.zeros((2,2),dtype=float) #declare an array of floats
  m[0,0] = 1.0
  m[1,1] = 1.0
  print(m)