Answer & Explanation:Lab I input.txt (40 B) output.txt (15 B) Lab II doubles.txt (18 B)If there any question talk to me.
lab_4_part_i.docx
lab_4_part_ii.docx
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Lab 4 Part I
You are given a text file “input.txt” containing in each line the name of a capital
city followed by the name of the corresponding country separated by tabulation
“t”.
Write a program that reads each line in “input.txt” and appends only the name of
the capital city in “output.txt”.
Note: “output.txt” already contains a line of text. You should add to it and do not
overwrite it.
Example:
input.txt:
Paris France
London
UK
Lisbon
Portugal
Output.txt:
Paris
London
Lisbon
Lab 4 Part II
Write a program that reads a text file “doubles.txt” containing a double in each
line and outputs the sum of all the doubles in all the lines of the file as output.
Example:
Doubles.txt:
1.0
2.2
3.6
=> Output to the console should be 6.8
…
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