from random import randint

# creating a random number to store number of numbers

number$\_$of$\_$numbers $=$ randint$(50,55)$

# a$)$ writing to a file

with open$(\text{'}$numbers$\_$file.txt$\text{'},\text{'}$w$\text{'})$ as file: # opening file

for i in range$($number$\_$of$\_$numbers$)$:

# generating a random number in range $0-100$

random$\_$number $=$ randint$(0,100)$

# inserting it into the file

file.write$($str$($random$\_$number$)+\text{'}$

$\text{'})$

# b$)$ read the numbers from the file into a list

# list to store the numbers

list$\_$of$\_$numbers $=[]$

with open$(\text{'}$numbers$\_$file.txt$\text{'},\text{'}$r$\text{'})$ as file: # opening file

lines $=$ file.readlines$()$

for number in lines:

list$\_$of$\_$numbers.append$($int$($number$))$

# c$)$ sort and show the list

print$(\text{'}$List of numbers before sorting:$\text{'})$

print$($list$\_$of$\_$numbers$)$

length $=$ len$($list$\_$of$\_$numbers$)$

# traverse through all elements

for i in range$($length$)$:

# last i elements are already sorted

for j in range$(0,$ length $-$ i $-1)$:

# traverse the array from $0$ to length $-$ i $-1$

# swap if element is greater than next element

if list$\_$of$\_$numbers$[$j$]>$ list$\_$of$\_$numbers$[$j $+1]$:

list$\_$of$\_$numbers$[$j$],$ list$\_$of$\_$numbers$[$j $+1]=$ list$\_$of$\_$numbers$[$j $+1],$ list$\_$of$\_$numbers$[$j$]$

print$(\text{'}$List of numbers after sorting:$\text{'})$

print$($list$\_$of$\_$numbers$)$

# d$)$ calculating the median

if length $\%2==1$:

median $=$ list$\_$of$\_$numbers$[$length $//2]$

else:

median $=($list$\_$of$\_$numbers$[$length $//2-1]+$ list$\_$of$\_$numbers$[$length $//2])/2$

print$(\text{'}$The median of the numbers is:$\text{'},$ median$)$