1 files changed, 192 insertions, 0 deletions
diff --git a/2022/Day2/main.cpp b/2022/Day2/main.cpp
new file mode 100644
index 0000000..6b5819c
--- /dev/null
+++ b/2022/Day2/main.cpp
@@ -0,0 +1,192 @@
+#include<bits/stdc++.h>
+#include <cstdio>
+#include <sstream>
+using namespace std;
+
+using ll = long long;
+using pi = pair<int, int>;
+using vpi = vector<pi>;
+using vi = vector<int>;
+using vll = vector<long long>;
+using mpii = map<int, int>;
+using mpll = map<ll, ll>;
+using db = long double;
+
+#define pb push_back 
+#define all(x) (x).begin(), (x).end()
+#define rall(x) (x).rbegin(), (x).rend()
+#define lb lower_bound
+#define ub upper_bound
+
+const int MOD = (int)1e9 + 7;
+const db PI = acos((db)-1);
+const int dx[4]{1, 0, -1, 0};
+const int dy[4]{0, 1, 0, -1};
+
+//pretty printing
+template<typename K, typename V>
+void printm(const map<K, V> &mp) {
+  cerr << "{" << endl;
+  for (auto p : mp) {
+    cerr << "  { " << p.first << " : " << p.second << " }\n";
+  }
+  cerr << "}" << endl;
+}
+template<typename T>
+void printv(const vector<T> &v) {
+  cerr << "[";
+  for (int i = 0; i < v.size(); i++) {
+    if (i == v.size() - 1) {
+      cerr << v[i];
+    } else {
+      cerr << v[i] << ", ";
+    }
+  }
+  cerr << "]\n";
+}
+
+template<typename T>
+void printvv(const vector<vector<T>> &v) {
+  cerr << "[\n";
+  for (auto &vec : v) {
+    cout << "  ";
+    printv(vec);
+  }
+  cerr << "]\n";
+}
+void print() {
+  cerr << "\n";
+}
+
+template<typename T, typename... TS>
+void print(T val, TS... vals) {
+  cerr << val << " ";
+  print(vals...);
+}
+
+void solvePart2() {
+  char n, m;
+  int ans = 0;
+  int rockPoints = 1, paperPoints = 2, scissorsPoints = 3;
+  int win = 6, draw = 3, loss = 0;
+  // y = B = paper
+  // x = A = rock
+  // z = C = scissors
+  while(cin >> n >> m) {
+    if (n == 'A')  {
+      switch(m) {
+        case 'Y': {
+          ans += rockPoints + draw;
+          break;
+        }
+        case 'X': {
+          ans += scissorsPoints + loss;
+          break;
+        }
+        case 'Z': {
+          ans += paperPoints + win;
+          break;
+        }
+      }
+    } else if (n == 'B') {
+        switch(m) {
+          case 'Y': {
+            ans += paperPoints + draw;
+            break;
+          }
+          case 'X': {
+            ans += rockPoints + loss;
+            break;
+          }
+          case 'Z': {
+            ans += scissorsPoints + win;
+            break;
+          }
+        }
+    } else if (n == 'C') {
+        switch(m) {
+          case 'Y': {
+            ans += scissorsPoints + draw;
+            break;
+          }
+          case 'X': {
+            ans += paperPoints + loss;
+            break;
+          }
+          case 'Z': {
+            ans += rockPoints + win;
+            break;
+          }
+        }
+    }
+  }
+  cout << "Part2: " << ans << '\n';
+}
+
+void solvePart1() {
+  char n, m;
+  int ans = 0;
+  int rockPoints = 1, paperPoints = 2, scissorsPoints = 3;
+  int win = 6, draw = 3, loss = 0;
+  // y = B = paper
+  // x = A = rock
+  // z = C = scissors
+  while(cin >> n >> m) {
+    if (n == 'A')  {
+      switch(m) {
+        case 'Y': {
+          ans += paperPoints + win;
+          break;
+        }
+        case 'X': {
+          ans += rockPoints + draw;
+          break;
+        }
+        case 'Z': {
+          ans += scissorsPoints + loss;
+          break;
+        }
+      }
+    } else if (n == 'B') {
+        switch(m) {
+          case 'Y': {
+            ans += paperPoints + draw;
+            break;
+          }
+          case 'X': {
+            ans += rockPoints + loss;
+            break;
+          }
+          case 'Z': {
+            ans += scissorsPoints + win;
+            break;
+          }
+        }
+    } else if (n == 'C') {
+        switch(m) {
+          case 'Y': {
+            ans += paperPoints + loss;
+            break;
+          }
+          case 'X': {
+            ans += rockPoints + win;
+            break;
+          }
+          case 'Z': {
+            ans += scissorsPoints + draw;
+            break;
+          }
+        }
+    }
+  }
+  cout << "Part1: " << ans << '\n';
+}
+
+int main () {
+	ios_base::sync_with_stdio(false);
+	cin.tie(NULL);
+  solvePart1();
+  // solvePart2();
+}
+
+