diff --git a/02/solution_1.zsh b/02/solution_1.zsh
new file mode 100755
index 0000000..06dfa77
--- /dev/null
+++ b/02/solution_1.zsh
@@ -0,0 +1,24 @@
+#!/usr/bin/zsh
+
+integer h=0
+integer v=0
+
+IFS="
+"
+for line in "${(@f)}"$(<input.txt)
+{
+    cmd=(${(s/ /)line})
+    case $cmd[1] in
+        down)
+            ((v += $cmd[2]))
+            ;;
+        up)
+            ((v -= $cmd[2]))
+            ;;
+        forward)
+            ((h += $cmd[2]))
+            ;;
+    esac
+}
+
+print Answer: $((h * v))