Piss poor attempt at AoC 2021 and I'm 3 years late publishing it :/

2021/days/day1.cpp

@@ -0,0 +1,54 @@
+/*****************************
+ *
+ * Copyright (c) 2021 Gnarwhal
+ *
+ *****************************/
+
+#include <vector>
+#include <string>
+#include <iostream>
+#include <fstream>
+
+#include "../misc/types.hpp"
+#include "../misc/print.hpp"
+
+auto current_day() -> void {
+	{
+		auto line = std::string();
+		auto file = std::ifstream("inputs/day1.input");
+		getline(file, line);
+		auto value     = stoi(line);
+		auto increases = 0;
+		while (getline(file, line)) {
+			auto new_value = stoi(line);
+			increases += new_value > value;
+			value = new_value;
+		}
+
+		std::cout << increases << std::endl;
+	}
+
+	{
+		auto line = std::string();
+		auto file = std::ifstream("inputs/day1.input");
+		getline(file, line);
+		auto index     = 2;
+		auto values    = std::vector<i32>{ 0, 0 };
+		while (getline(file, line)) {
+			auto new_value = stoi(line);
+			values.push_back(0);
+			values[index - 2] += new_value;
+			values[index - 1] += new_value;
+			values[index    ] += new_value;
+			++index;
+		}
+
+		auto increases = 0;
+		for (auto i = 3; i < values.size(); ++i) {
+			increases += values[i - 1] < values[i];
+		}
+
+		std::cout << increases << std::endl;
+	}
+}
+