Complete 2015 Day 8

Author: lukasgabriel

2015/8/2015_08_01.py

@@ -1,11 +1,19 @@
 # Advent of Code 2015, Day 8: Matchsticks. Part 1
 # http://adventofcode.com/day/8
 
+string_chars = 0  # Initialize variable in global namespace
+
 
 def main():
     solution = 0
-    for line in open("./2015/7/2015_08.txt", "r", encoding="utf-8"):
-        pass
+    for line in open("./2015/8/2015_08.txt", "r", encoding="utf-8"):
+        code_chars = len(line.strip())
+
+        exec(
+            f"string_chars=len({line.strip()})", globals()
+        )  # Needless to say, don't use exec with untrusted inputs
+
+        solution += code_chars - string_chars
 
     return f"The resulting number of characters is {solution}"
 

2015/8/2015_08_02.py

@@ -0,0 +1,22 @@
+# Advent of Code 2015, Day 8: Matchsticks. Part 2
+# http://adventofcode.com/day/8#part2
+
+string_chars = 0  # Initialize variable in global namespace
+
+
+def main():
+    solution = 0
+    for line in open("./2015/8/2015_08.txt", "r", encoding="utf-8"):
+        code_chars = len(line.strip())
+
+        exec(
+            f"string_chars=len({line.strip()})", globals()
+        )  # Needless to say, don't use exec with untrusted inputs
+
+        solution += code_chars - string_chars
+
+    return f"The resulting number of characters is {solution}"
+
+
+if __name__ == "__main__":
+    print(main())