From 7005eb7ff4a9a5de68d54db326dfc41d8c1b3f83 Mon Sep 17 00:00:00 2001
From: Matthew Gretton-Dann <matt@gretton-dann.org.uk>
Date: Fri, 2 Dec 2022 07:01:11 +0000
Subject: [PATCH] Add 2022 Day 2.

---
 2022/puzzle-02-01.cc | 30 ++++++++++++++++++++++++++++++
 2022/puzzle-02-02.cc | 30 ++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+)
 create mode 100644 2022/puzzle-02-01.cc
 create mode 100644 2022/puzzle-02-02.cc

diff --git a/2022/puzzle-02-01.cc b/2022/puzzle-02-01.cc
new file mode 100644
index 0000000..46b9ce8
--- /dev/null
+++ b/2022/puzzle-02-01.cc
@@ -0,0 +1,30 @@
+//
+// Created by Matthew Gretton-Dann on 02/12/2022.
+//
+
+#include <cstdlib>
+#include <iostream>
+#include <map>
+#include <string>
+
+using Int = std::int64_t;
+
+auto main() -> int
+{
+  // A = Rock, B = Paper, C = Scissors
+  // X = Rock, B = Paper, C = Scisscors
+  std::map<std::string, Int> scores = {
+    {"A X", 1 + 3}, {"A Y", 2 + 6}, {"A Z", 3 + 0}, {"B X", 1 + 0}, {"B Y", 2 + 3},
+    {"B Z", 3 + 6}, {"C X", 1 + 6}, {"C Y", 2 + 0}, {"C Z", 3 + 3},
+  };
+
+  Int score{0};
+  std::string line;
+  while (std::getline(std::cin, line)) {
+    auto it{scores.find(line)};
+    assert(it != scores.end());
+    score += it->second;
+  }
+  std::cout << "Score: " << score << '\n';
+  return EXIT_SUCCESS;
+}
diff --git a/2022/puzzle-02-02.cc b/2022/puzzle-02-02.cc
new file mode 100644
index 0000000..05578d6
--- /dev/null
+++ b/2022/puzzle-02-02.cc
@@ -0,0 +1,30 @@
+//
+// Created by Matthew Gretton-Dann on 02/12/2022.
+//
+
+#include <cstdlib>
+#include <iostream>
+#include <map>
+#include <string>
+
+using Int = std::int64_t;
+
+auto main() -> int
+{
+  // A = Rock, B = Paper, C = Scissors
+  // X = Lose, B = Draw, C = Win
+  std::map<std::string, Int> scores = {
+    {"A X", 3 + 0}, {"A Y", 1 + 3}, {"A Z", 2 + 6}, {"B X", 1 + 0}, {"B Y", 2 + 3},
+    {"B Z", 3 + 6}, {"C X", 2 + 0}, {"C Y", 3 + 3}, {"C Z", 1 + 6},
+  };
+
+  Int score{0};
+  std::string line;
+  while (std::getline(std::cin, line)) {
+    auto it{scores.find(line)};
+    assert(it != scores.end());
+    score += it->second;
+  }
+  std::cout << "Score: " << score << '\n';
+  return EXIT_SUCCESS;
+}