public static void Main(string[] args)
{
var input = ParseInput.ToArray("../../input", ',').ToInts();
input[1] = 12;
input[2] = 2;
// input = ParseInput.ToArray("1,9,10,3,2,3,11,0,99,30,40,50", ',').ToInts(); // sample 1
// input = ParseInput.ToArray("1,0,0,0,99", ',').ToInts(); // sample 2
// input = ParseInput.ToArray("2,3,0,3,99", ',').ToInts(); // sample 3
// input = ParseInput.ToArray("2,4,4,5,99,0", ',').ToInts(); // sample 4
// input = ParseInput.ToArray("1,1,1,4,99,5,6,0,99", ',').ToInts(); // sample 5
var program = new OpProgram(input);
for (int i = 0; i < 100; i++)
{
for (int j = 0; j < 100; j++)
{
input[1] = i;
input[2] = j;
var result = program.Run(input);
if (result == 19690720)
{
goto Finish;
}
}
}
Finish:
Console.WriteLine(100 * input[1] + input[2]);
}
public static void Main(string[] args)
{
var input = ParseInput.ToArray("../../input").ToDoubles();
for (var i = 0; i < input.Length; i++)
{
var fuelForMass = Math.Floor(input[i] / 3) - 2;
var allFuel = fuelForMass;
while (fuelForMass > 0)
{
fuelForMass = Math.Floor(fuelForMass / 3) - 2;
allFuel += fuelForMass >= 0 ? fuelForMass : 0;
}
input[i] = allFuel;
}
var fuel = 0d;
foreach (var el in input)
{
fuel += el;
}
Console.WriteLine(fuel);
}