From 7fc741a0fe719296fa27df077606d8653bd96430 Mon Sep 17 00:00:00 2001
From: Michael Zhang <mail@mzhang.io>
Date: Mon, 14 Dec 2020 04:45:56 -0600
Subject: [PATCH] 12

---
 1.py  |   16 +
 1.txt |  200 ++++++++++++
 2.py  |   20 ++
 2.txt | 1000 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 1236 insertions(+)
 create mode 100644 1.py
 create mode 100644 1.txt
 create mode 100644 2.py
 create mode 100644 2.txt

diff --git a/1.py b/1.py
new file mode 100644
index 0000000..2b2eb0d
--- /dev/null
+++ b/1.py
@@ -0,0 +1,16 @@
+#!/bin/bash
+data = []
+with open("1.txt") as f:
+    for line in f:
+        data.append(int(line))
+
+for i in data:
+    for j in data:
+        if i != j and i + j == 2020:
+            print(i * j)
+
+for i in range(len(data)):
+    for j in range(i, len(data)):
+        for k in range(j, len(data)):
+            if data[i] + data[j] + data[k] == 2020:
+                print(data[i] * data[j] * data[k])
diff --git a/1.txt b/1.txt
new file mode 100644
index 0000000..c9d1743
--- /dev/null
+++ b/1.txt
@@ -0,0 +1,200 @@
+1934
+1702
+1571
+1737
+1977
+1531
+1428
+1695
+1794
+1101
+13
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+1721
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+1417
+1968
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+1964
+1259
+1823
+1181
+1779
diff --git a/2.py b/2.py
new file mode 100644
index 0000000..82fd0d0
--- /dev/null
+++ b/2.py
@@ -0,0 +1,20 @@
+count1 = 0
+count2 = 0
+with open("2.txt") as f:
+    for line in f:
+        spec, data = line.split(": ")
+        nums, letter = spec.split(" ")
+        lo, hi = nums.split("-")
+        lo = int(lo)
+        hi = int(hi)
+        c = data.count(letter)
+        if c >= lo and c <= hi:
+            count1 += 1
+
+        a = lo - 1 < len(data) and data[lo - 1] == letter
+        b = hi - 1 < len(data) and data[hi - 1] == letter
+        if a ^ b:
+            count2 += 1
+print(count1)
+print(count2)
+
diff --git a/2.txt b/2.txt
new file mode 100644
index 0000000..8903fa4
--- /dev/null
+++ b/2.txt
@@ -0,0 +1,1000 @@
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