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aoc 1+2

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Mike Schwörer
2019-12-02 14:27:20 +01:00
parent 4a43239aa1
commit d23c3f45be
61 changed files with 344 additions and 4 deletions
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50
www/statics/aoc/2018/22_solution-1.linq Normal file
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<Query Kind="Program" />
void Main()
{
var input = File.ReadAllLines(Path.Combine(Path.GetDirectoryName(Util.CurrentQueryPath), @"22_input.txt"));
var depth = long.Parse(input[0].Split(' ')[1]);
(long x, long y) target = ( long.Parse(input[1].Split(' ')[1].Split(',')[0]), long.Parse(input[1].Split(' ')[1].Split(',')[1]) );
long[,] map = new long[target.x + 1, target.y + 1]; // erosion_level
for (long xx = 0; xx <= target.x; xx++) map[xx, 0] = ((xx * 16807) + depth) % 20183;
for (long yy = 0; yy <= target.y; yy++) map[0, yy] = ((yy * 48271) + depth) % 20183;
for (long x = 1; x <= target.x; x++)
{
for (long y = 1; y <= target.y; y++)
{
map[x, y] = ((map[x-1, y] * map[x, y-1]) + depth) % 20183;
}
}
long risk = 0;
for (long x = 0; x <= target.x; x++)
{
for (long y = 0; y <= target.y; y++)
{
if (x == 0 && y == 0) continue;
if (x == target.x && y == target.y) continue;
risk += map[x,y] % 3;
}
}
risk.Dump();
//StringBuilder b = new StringBuilder();
//for (long y = 0; y <= target.y; y++)
//{
// for (long x = 0; x <= target.x; x++)
// {
// if (map[x, y] % 3 == 0) b.Append('.');
// if (map[x, y] % 3 == 1) b.Append('=');
// if (map[x, y] % 3 == 2) b.Append('|');
// }
// b.AppendLine();
//}
//b.ToString().Dump();
}
// Define other methods and classes here