AoC Day1

int result1 = 0;
int result2 = 0;
string[] inputArray = File.ReadAllLines(@"input.txt");
for (int i = 0; i < inputArray.Length; i++)
{
    if (inputArray[i].Substring(0, 1) == "+")
    {
        result1 += Convert.ToInt32(inputArray[i].Remove(0, 1));
    }
    if (inputArray[i].Substring(0, 1) == "-")
    {
        result1 -= Convert.ToInt32(inputArray[i].Remove(0, 1));
    }
}

Console.WriteLine(result1);
bool found = true;
    List<int> freqs = new List<int>();
    while (found)
    {
        for (int i = 0; i < inputArray.Length; i++) {
            if (inputArray[i].Substring(0, 1) == "+") {
                result2 += Convert.ToInt32(inputArray[i].Remove(0, 1));
            }
            if (inputArray[i].Substring(0, 1) == "-") {
                result2 -= Convert.ToInt32(inputArray[i].Remove(0, 1));
            }
            if (freqs.Contains(result2)) { found = false; break; }
            freqs.Add(result2);
        }
    }

    Console.WriteLine(result2);
    File.Create("output.txt").Dispose();
    using (TextWriter tw = new StreamWriter("output.txt")) {
        tw.WriteLine(result1);
        tw.WriteLine(result2);
    }
}