diff --git a/18/1.py b/18/1.py
new file mode 100644
index 0000000..bc6bdff
--- /dev/null
+++ b/18/1.py
@@ -0,0 +1,5 @@
+n = int(input())
+
+with open('./input.txt', 'r') as f:
+  arr = [f.readline().split() for i in range(n)]
+  steps = (n - 1) * 2
\ No newline at end of file
diff --git a/18/input.txt b/18/input.txt
new file mode 100644
index 0000000..fabc2f5
--- /dev/null
+++ b/18/input.txt
@@ -0,0 +1,4 @@
+1 8 8 4
+10 1 1 3
+1 3 12 2
+2 3 5 6
\ No newline at end of file