static (int, int) part2()
{
var program = CodeParser.Parse(path);
var machine = new ExecMachine(new List <Instruction>(), endCondition);
for (int i = 0; i < program.Count; i++)
{
var cloned = program.Select(i => new Instruction(i.opCode, i.param)).ToList();
// Swap single instruction
if (cloned[i].opCode == OpCode.JMP)
{
cloned[i].opCode = OpCode.NOP;
}
else if (cloned[i].opCode == OpCode.NOP)
{
cloned[i].opCode = OpCode.JMP;
}
machine.reset(cloned);
machine.run();
if (machine.ReachedEnd)
{
return(i, machine.Accumulator);
}
}
return(-1, 0);
}
static int part1()
{
var program = CodeParser.Parse(path);
var machine = new ExecMachine(program, endCondition);
machine.run();
return(machine.Accumulator);
}