Finished aoc day 6 part 1

advent_of_code/2022/6/main.cpp

@@ -0,0 +1,39 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main(){
+    ifstream input_file("input.txt");
+    string text;
+
+    input_file >> text;
+
+    deque<char> frame;
+
+    // Set up
+    for(int i = 0; i < 4; ++i){
+        frame.push_back(text[i]);
+    }
+
+    if(frame[0] != frame[1] && frame[0] != frame[2] && frame[0] != frame[3] &&
+       frame[1] != frame[2] && frame[1] != frame[3] && frame[2] != frame[3]){
+
+        cout << "Marker: " << frame[0] << frame[1] << frame[2] << frame[3] << endl;
+        return 0;
+    }
+
+    for(unsigned int i = 4; i < text.length(); ++i){
+        frame.pop_front();
+        frame.push_back(text[i]);
+
+        if(frame[0] != frame[1] && frame[0] != frame[2] && frame[0] != frame[3] &&
+           frame[1] != frame[2] && frame[1] != frame[3] && frame[2] != frame[3]){
+
+            // cout << "Marker: " << frame[0] << frame[1] << frame[2] << frame[3] << endl;
+            cout << i + 1 << endl;
+            return 0;
+        }
+    }
+
+    return 0;
+}