public async Task AddressingMode()
{
var intcode = new IntcodeComputer(new BigInteger[] { 1002, 4, 3, 4, 33 });
await intcode.RunAsync();
Assert.AreEqual(99, intcode.Get(4));
}
public async Task Computer(string memory, int address, int expected)
{
var intcode = new IntcodeComputer(memory);
await intcode.RunAsync();
Assert.AreEqual(expected, intcode.Get(address));
}
public async Task <BigInteger> Part1()
{
var intcode = new IntcodeComputer(_input);
intcode.Set(1, 12);
intcode.Set(2, 2);
await intcode.RunAsync();
return(intcode.Get(0));
}
public async Task <int> Part2()
{
for (int noun = 0; noun < 100; noun++)
{
for (int verb = 0; verb < 100; verb++)
{
var intcode = new IntcodeComputer(_input);
intcode.Set(1, noun);
intcode.Set(2, verb);
await intcode.RunAsync();
if (intcode.Get(0) == 19690720)
{
return((noun * 100) + verb);
}
}
}
throw new Exception("not found");
}
