Zig some zags

bash/zigzag

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+zig_len=7 zag_len=20 zog_len=50
+offset=$(( zag_len - zig_len ))
+
+for (( idx = 0; idx < zig_len; idx += 1 )); do
+  zigs+=*
+done
+
+for (( idx = 0; idx < zog_len; idx += 1 )); do
+  printf '%*s%s\n' "$offset" "" "$zigs"
+
+  if (( (offset + zig_len) == zag_len )); then
+    dir=left
+  elif (( offset == 0 )); then
+    dir=right
+  fi
+
+  if [[ $dir = left ]]; then
+    (( offset -= 1 ))
+  else
+    (( offset += 1 ))
+  fi
+done