1 files changed, 28 insertions, 0 deletions
diff --git a/06/1.lua b/06/1.lua
new file mode 100644
index 0000000..68ea3e2
--- /dev/null
+++ b/06/1.lua
@@ -0,0 +1,28 @@
+require("ext")
+local line = io.read("*a")
+
+local buf = {}
+for i = 1,14 do
+	table.insert(buf, line:sub(i,i))
+end
+function checkbuf()
+	local s,u = {},0
+	for _,v in pairs(buf) do
+		if not s[v] then
+			s[v] = true
+			u = u + 1
+		end
+	end
+	if u == 14 then
+		return true
+	end
+end
+if checkbuf() then print(14) end
+for i = 15,#line do
+	table.remove(buf,1)
+	table.insert(buf,line:sub(i,i))
+	if checkbuf() then
+		print(i)
+		break
+	end
+end