Relink programs to text files

src/task42 - Coded triangle numbers.py

@@ -1,7 +1,7 @@
 import csv
 import math
 
-with open('42.txt') as file:
+with open('./../42.txt') as file:
     reader = csv.reader(file, delimiter=",", quotechar='"')
     words = list(reader)[0]