hello world

Author: Makiyu-py

.gitignore

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+.vscode/
+
+**/*.out
+
+test.cpp
+test

01/part-one.cpp

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+#include <iostream>
+#include <vector>
+#include "../utils.hpp"
+
+using namespace std;
+
+int main()
+{
+    string input_text = aoc_utils::readFile("../inputs/01.txt");
+    vector<string> calibration_doc = aoc_utils::split_string(input_text, "\n");
+
+    vector<int> calibration_values;
+
+    for (string line : calibration_doc)
+    {
+        vector<char> line_numbers;
+        for (char& ch : line)
+        {
+            if (isdigit(ch))
+            {
+                line_numbers.push_back(ch);
+            }
+        }
+
+        string value;
+        value += line_numbers.front();
+        value += line_numbers.back();
+
+        calibration_values.push_back(stoi(value));
+    }
+
+    int sum_of_values = 0;
+
+    for (int val : calibration_values)
+        sum_of_values += val;
+    
+    cout << sum_of_values << endl;
+}

README.md

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+# aoc-2023
+
+I'll try finishing it this time (lie)

inputs/01.txt

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+#pragma once
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <vector>
+#include <algorithm>
+
+using namespace std;
+
+namespace aoc_utils
+{
+    string readFile(string fn)
+    {
+        ifstream file;
+        file.open(filesystem::canonical(fn));
+
+        stringstream outstring;
+        string line;
+        while (getline(file, line))
+        {
+            outstring << line << '\n';
+        }
+
+        file.close();
+
+        return outstring.str();
+    }
+    vector<string> split_string(string &to_split, string delim)
+    {
+        string throwaway = to_split;
+        vector<string> out;
+
+        size_t pos = 0;
+        string token;
+        while ((pos = throwaway.find(delim)) != string::npos) {
+            token = throwaway.substr(0, pos);
+            out.push_back(token);
+            throwaway.erase(0, pos + delim.length());
+        }
+        // last item is out of the loop and becomes throwaway (aka to_split)
+        if (!throwaway.empty())
+            out.push_back(throwaway);
+
+        return out;
+    }
+
+    int char_to_int(char& val)
+    {
+        return val - '0';
+    }
+}