luxferre/bash-goodies
1
0
Fork 0
Code Actions Activity

optimized 1dlife

Browse Source
This commit is contained in:
Luxferre
2026-05-29 08:31:06 +03:00
parent f29ccc3f92
commit 235e330fb4
1 changed files with 4 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
1dlife
+4 -11
View File
@@ -18,22 +18,15 @@ state="${state//[^0]/1}"
slen=$((${#state} - 1)) # length + 4 (temporary padding) - 5
# complete rule mapping
declare -A values=(
00000 0 00001 0 00010 0 00011 1
00100 0 00101 0 00110 0 00111 1
01000 0 01001 1 01010 1 01011 1
01100 0 01101 1 01110 1 01111 0
10000 0 10001 1 10010 1 10011 1
10100 0 10101 1 10110 1 10111 0
11000 1 11001 1 11010 1 11011 0
11100 1 11101 0 11110 0 11111 1)
declare -ar values=(0 0 0 1 0 0 0 1 0 1 1 1 0 1 1 0 \
0 1 1 1 0 1 1 0 1 1 1 0 1 0 0 1)
for ((i=0; i<ITERS; ++i)); do
state="00${state}00" # pad the current state from both sides
newstate=''
for ((k=0; k<slen; ++k)); do
vidx="${state:k:5}"
newstate="${newstate}${values[$vidx]}"
newstate="${newstate}${values[$((2#$vidx))]}"
done
state="$newstate"
newstate="${newstate//0/ }"