Added Rust solution for day3 and day4

1 files changed, 129 insertions, 0 deletions

diff --git a/2022/Cpp/Day2/main.cpp b/2022/Cpp/Day2/main.cpp
new file mode 100644
index 0000000..5152292
--- /dev/null
+++ b/2022/Cpp/Day2/main.cpp
@@ -0,0 +1,129 @@
+#include<bits/stdc++.h>
+#include <cstdio>
+#include <sstream>
+using namespace std;
+
+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';
+}
+
+void solvePart2() {
+  char n, m;
+  int ans = 0;
+  int rockPoints = 1, paperPoints = 2, scissorsPoints = 3;
+  int win = 6, draw = 3, loss = 0;
+  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';
+}
+
+
+int main () {
+	ios_base::sync_with_stdio(false);
+	cin.tie(NULL);
+  solvePart1();
+  // solvePart2();
+}
+
+