#define Day2
#if Day2
long f = 0;
long d = 0;
var linesSplit = File.ReadAllLines("day2/input")
    .Select(l => l.Split(" "))
    .Select(lineParts => new { op = lineParts[0], x = long.Parse(lineParts[1]) })
    .ToList();

linesSplit.ForEach(v => {
    switch (v.op) {
        case "down":
            d += v.x;
            break;
        case "up":
            d -= v.x;
            break;
        default:
            f += v.x;
            break;
    }
});
Console.WriteLine(f * d);

f = 0;
d = 0;
long aim = 0;
linesSplit.ForEach(v => {
    switch (v.op) {
        case "down":
            aim += v.x;
            break;
        case "up":
            aim -= v.x;
            break;
        default:
            f += v.x;
            d += aim * v.x;
            break;
    }
});
Console.WriteLine(f * d);
#endif