fuckwit/aoc2022
1
0
Fork 0
Code Releases Activity

fix bugs in timsort

Browse Source
This commit is contained in:
Patrick Michl 2022-12-01 23:01:08 +01:00
parent d324a8435a
commit 30124c5410
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
utils.sh
View File

@ -30,7 +30,7 @@ _int.merge() {
local i=0 j=0 k="$l"
while (( i < left_len && j < right_len )); do
if (( left[i] <= right[i] )); then
if (( left[i] <= right[j] )); then
_int_merge_arr[$k]="${left[$i]}"
((i+=1))
else
@ -59,12 +59,13 @@ utils.timsort() {
for (( i=0; i < len; i+=32 )); do
_int.insertion_sort _utils_timsort_arr "$i" "$(utils.min2 "$((i+32-1))" "$((len-1))")"
for (( size=32; size < len; size=2*size )); do
for (( left=0; left < len; left+=2*size )); do
local mid="$((left+size-1))"
local right="$(utils.min2 "$((left+2*size-1))" "$((len-1))")"
(( mid < right )) && _int.merge _utils_timsort_arr "$left" "$mid" "$right"
done
done
for (( size=32; size < len; size=2*size )); do
for (( left=0; left < len; left+=2*size )); do
local mid="$((left+size-1))"
local right="$(utils.min2 "$((left+2*size-1))" "$((len-1))")"
(( mid < right )) && _int.merge _utils_timsort_arr "$left" "$mid" "$right"
done
done
}