day21

1 files changed, 79 insertions, 0 deletions

diff --git a/day21.k b/day21.k
new file mode 100644
index 0000000..41ca96f
--- /dev/null
+++ b/day21.k
@@ -0,0 +1,79 @@
+c[`dagger]:8.0;
+c[`shortsword]:10.0;
+c[`warhammer]:25.0;
+c[`longsword]:40.0;
+c[`greataxe]:74.0;
+
+c[`leather]:13;
+c[`chainmail]:31;
+c[`splintmail]:53;
+c[`bandedmail]:75;
+c[`platemail]:102;
+
+c[`dmg1]:25;
+c[`dmg2]:50;
+c[`dmg3]:100;
+c[`def1]:20;
+c[`def2]:40;
+c[`def3]:80;
+
+c[`none]:0;
+
+d[`dagger]:4.0;
+d[`shortsword]:5.0;
+d[`warhammer]:6.0;
+d[`longsword]:7.0;
+d[`greataxe]:8.0;
+
+d[`leather]:0;
+d[`chainmail]:0;
+d[`splintmail]:0;
+d[`bandedmail]:0;
+d[`platemail]:0;
+
+d[`dmg1]:1;
+d[`dmg2]:2;
+d[`dmg3]:3;
+d[`def1]:0;
+d[`def2]:0;
+d[`def3]:0;
+
+d[`none]:0;
+
+a[`dagger]:0;
+a[`shortsword]:0;
+a[`warhammer]:0;
+a[`longsword]:0;
+a[`greataxe]:0;
+
+a[`leather]:1;
+a[`chainmail]:2;
+a[`splintmail]:3;
+a[`bandedmail]:4;
+a[`platemail]:5;
+
+a[`dmg1]:0;
+a[`dmg2]:0;
+a[`dmg3]:0;
+a[`def1]:1;
+a[`def2]:2;
+a[`def3]:3;
+
+a[`none]:0;
+
+ph:100;
+bh:104;
+d[`boss]:8.0;
+a[`boss]:1.0;
+
+wp:`dagger`shortsword`warhammer`longsword`greataxe;
+ar:`leather`chainmail`splintmail`bandedmail`platemail`none;
+rg:`dmg1`dmg2`dmg3`def1`def2`def3`none;
+
+all:,/(,/(,/ wp ,/:\: ar) ,/:\: rg) ,/:\: rg;
+all:all@&{~(x[2]=x[3])&~x[2]=`none}'all; / each ring only once
+
+rounds:{[x;y;z]-_-z%0.0+1|(+/d[y])-+/a[x]};
+
+&/{+/c@all@x}'&{~rounds[`boss;x;bh]>rounds[x;`boss;ph]}'all
+|/{+/c@all@x}'&{rounds[`boss;x;bh]>rounds[x;`boss;ph]}'all