From 2e09dc131e1c8fad8aac0e51fe4162ecdcf5194e Mon Sep 17 00:00:00 2001
From: Leah Neukirchen <leah@vuxu.org>
Date: Thu, 7 Dec 2017 15:59:03 +0100
Subject: day06

---
 day06    |  1 +
 day06.cc | 24 ++++++++++++++++++++++++
 day06.k  |  5 +++++
 3 files changed, 30 insertions(+)
 create mode 100644 day06
 create mode 100644 day06.cc
 create mode 100644 day06.k

diff --git a/day06 b/day06
new file mode 100644
index 0000000..32e8d7e
--- /dev/null
+++ b/day06
@@ -0,0 +1 @@
+11	11	13	7	0	15	5	5	4	4	1	1	7	1	15	11
diff --git a/day06.cc b/day06.cc
new file mode 100644
index 0000000..f556f96
--- /dev/null
+++ b/day06.cc
@@ -0,0 +1,24 @@
+#include <algorithm>
+#include <iostream>
+#include <iterator>
+#include <vector>
+#include <map>
+
+using namespace std;
+
+int
+main() {
+	map<vector<int>, int> seen;
+	int p1, i;
+
+	vector<int> v{istream_iterator<int>(cin), {}};
+
+	for (p1 = 0; seen.emplace(v, p1).second; p1++) {
+		auto m = max_element(begin(v), end(v));
+		for (i = *m, *m = 0; i-- > 0; ++*m)
+			if (++m == end(v))
+				m = begin(v);
+	}
+
+	cout << p1 << endl << p1 - seen[v] << endl;
+}
diff --git a/day06.k b/day06.k
new file mode 100644
index 0000000..eebb011
--- /dev/null
+++ b/day06.k
@@ -0,0 +1,5 @@
+x[1]-0,*x:*{x@<x[;1]}(1<#:)#.=5000{x+(+/r*~^r:(0N;#x)#((1+m)#0),x[m]#1)-x*(m:*>x)=(!#x)}\.*0:`day06   / 4074 2793
+
+x[1]-0,*x:*a@<(a:.=5000{x+(+/r*~^r:(0N;#x)#((1+m;x@m)@)#!2)-x*(m:*>x)=!#x}\.*0:`day06)[;1]
+
+\\
-- 
cgit 1.4.1