Day 6

day6a.py

+def main():
+    with open("input6.txt") as file:
+        text = file.read()
+    groups = text.split("\n\n")
+    print(f"I have {len(groups)} groups.")
+    count = 0
+    for grp in groups:
+        sgrp = set(grp.replace("\n", ""))
+        count += len(sgrp)        
+    print(f"The total is {count}.")
+
+if __name__ == "__main__":
+    main()

day6b.py

+def checkLists(a, grp):
+    for line in grp:
+        if a not in line:
+            return False
+    return True
+
+def main():
+    with open("input6.txt") as file:
+        text = file.read()
+    groups = text.split("\n\n")
+    print(f"I have {len(groups)} groups.")
+    count = 0
+    for grp in groups:
+        lgrp = grp.split("\n")
+        sgrp = set(grp.replace("\n", ""))
+        for letter in sgrp:
+            if checkLists(letter, lgrp):
+                count += 1
+    print(f"The total is {count}.")
+
+if __name__ == "__main__":
+    main()