summertime warmup session with 2020 event

1 files changed, 22 insertions, 0 deletions

diff --git a/2020/aoc2020-d06.py b/2020/aoc2020-d06.py
new file mode 100644
index 0000000..8f0df5c
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+++ b/2020/aoc2020-d06.py
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+#advent of code 2020
+#day 06
+PuzzleInput = open("06.in","r").read();
+groups = PuzzleInput.split("\n\n");
+p1 = 0;
+p2 = 0;
+
+for group in groups:
+	anyone = group.replace("\n","");
+	p1 += len(set(list(anyone)));
+	everyone = group.split("\n");
+	answers = [];
+	for e in everyone:
+		if len(e) == 0: continue; #some minor adjustment bc parsing
+		answers.append(set(list(e)))
+	total = answers[0]; #answers of the first guy (1st line)
+	for a in answers[1:]:
+		total = total.intersection(a); #shrink the set to duplicates only
+	p2 += len(total);
+
+print("part 1 =",p1);
+print("part 2 =",p2);