Ex 18.ipynb

Kernel: Python 3 (Anaconda 5)

#Ex 18:

import numpy as np

file = open('Mixed.txt')

mixed = [] #initialises the list
i=0
for line in file: #reads a line in the file
    words = line.split()
    for word in words:
        if word.isdigit(): #checks if that string is a numerical digit
            word = int(word) #converts that to an integer
            mixed.append(word) #adds that integer to a list

sortedmixed = sorted(mixed) #sorts the list in ascending order
np.savetxt('sortedMixed.txt', sortedmixed, fmt = '%1i')