5A

[legend17-dot]

input_file=open("input.txt","r")
lines=input_file.readlines()
input_file.close()
print("Initial Content:\n")
for line in lines:
print(line.strip())

clean_lines=[]
for line in lines:
    text=line.strip()
    if len(text)>0:
        clean_lines.append(text)
        clean_lines.sort()
        print("\n Sorted Content:\n")
        for item in clean_lines:
            print(item)
            output_file=open("output.txt","w")
            for item in clean_lines:
                output_file.write(item+"\n")
                output_file.close()