static LineOfCode[] CopyProgram(LineOfCode[] code)
{
var copy = new LineOfCode[code.Length];
Array.Copy(code, copy, code.Length);
return(copy);
}
static LineOfCode SwapInstruction(LineOfCode lineOfCode)
{
return(new LineOfCode
{
LineNumber = lineOfCode.LineNumber,
Value = lineOfCode.Value,
Instruction = lineOfCode.Instruction.Equals("nop") ? "jmp" : "nop"
});
}
static void GetInputs()
{
var lines = File.ReadAllLines("input.txt");
Console.WriteLine($"Read {lines.Length} inputs");
_inputs = new LineOfCode[lines.Length];
for (var i = 0; i < lines.Length; i++)
{
var line = lines[i];
var tokens = line.Split(new[] { " ", "+" }, StringSplitOptions.RemoveEmptyEntries);
_inputs[i] = new LineOfCode
{
LineNumber = i,
Instruction = tokens[0],
Value = int.Parse(tokens[1])
};
}
}