grimoire/bash/zigzag

25 lines
438 B
Bash
Executable File

#!/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