Working day 20 part 2 en bash (before removing debug code)
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@@ -10,10 +10,10 @@ source tile.bash
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#declare -A strings
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declare -a strings T R B L RT RR RB RL nums
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declare -a final
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declare -a final finalfoo
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declare -A FINAL
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declare -a CORNER EDGE CENTRAL
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declare -i count=-1 res=1 SQUARE
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declare -i count=-1 SQUARE
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while read -r line; do
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case ${line:0:1} in
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@@ -152,6 +152,7 @@ for ((row=0; row<SQUARE; ++row)); do
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print_tile "$i"
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FINAL[0,0]="$i"
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final+=("${nums[$i]}")
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final_add "$row" "$i"
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continue
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fi
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################################## rest of 1st line
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@@ -178,6 +179,7 @@ for ((row=0; row<SQUARE; ++row)); do
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final+=("${nums[$j]}")
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echo "c=$c"
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attach_left "$right" "$j"
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final_add "$row" "$j"
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if ((col < SQUARE-1)); then
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unset "EDGE[$index]"
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EDGE=("${EDGE[@]}")
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@@ -228,6 +230,7 @@ for ((row=0; row<SQUARE; ++row)); do
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final+=("${nums[$j]}")
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echo "c=$c"
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attach_top "$bottom" "$j"
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final_add "$row" "$j"
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if ((row < SQUARE-1)); then
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unset "EDGE[$index]"
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EDGE=("${EDGE[@]}")
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@@ -265,6 +268,7 @@ for ((row=0; row<SQUARE; ++row)); do
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final+=("${nums[$j]}")
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echo "c=$c"
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attach_top "$bottom" "$j"
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final_add "$row" "$j"
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unset "EDGE[$index]"
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EDGE=("${EDGE[@]}")
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found=1
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@@ -296,6 +300,7 @@ for ((row=0; row<SQUARE; ++row)); do
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final+=("${nums[$j]}")
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echo "c=$c"
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attach_top "$bottom" "$j"
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final_add "$row" "$j"
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unset "CENTRAL[$index]"
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CENTRAL=("${CENTRAL[@]}")
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found=1
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@@ -323,20 +328,73 @@ print_final
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trim_borders
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print_final
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# dragon:
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# 01234567890123456789
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# 0 #
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# 1 # ## ## ###
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# 2 # # # # # #
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find_dragons() {
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local drag l1 l2 l3
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local -i found=0 r c len
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printf "square=%d\n" "$SQUARE"
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len=${#finalfoo[@]}
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for ((r=0; r<len-2; ++r)); do
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l1=${finalfoo[$r]}
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l2=${finalfoo[$((r+1))]}
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l3=${finalfoo[$((r+2))]}
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for ((c=0; c<len-20; ++c)); do
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drag=${l1:$c+18:1}${l2:$c:1}${l2:$c+5:2}${l2:$c+11:2}${l2:$c+17:3}
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drag+=${l3:$c+1:1}${l3:$c+4:1}${l3:$c+7:1}${l3:$c+10:1}${l3:$c+13:1}${l3:$c+16:1}
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printf "dragon=%s len=%d\n" "$drag" "${#drag}"
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if [[ "$drag" == '###############' ]]; then
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printf "found dragon at (%d,%d)\n" "$r" "$c"
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((found++))
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fi
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done
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done
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return $found
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}
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# dragon:
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# 01234567890123456789
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# #
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# # ## ## ###
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# # # # # # #
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for ((r=0; r<SQUARE-2; ++r)); do
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for ((c=18; c<SQUARE-1; ++c)); do
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:
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printf "\n"
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for k in "${!finalfoo[@]}"; do
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printf "%s\n" "${finalfoo[$k]}"
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done
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for ((i=0; i<4; ++i)); do
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find_dragons
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found=$?
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((found>0)) && break
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fliph_final
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printf "FLIPH_DRAG\n"
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for k in "${!finalfoo[@]}"; do
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printf "%s\n" "${finalfoo[$k]}"
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done
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find_dragons
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found=$?
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((found>0)) && break
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fliph_final
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flipv_final
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printf "FLIPV_DRAG\n"
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for k in "${!finalfoo[@]}"; do
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printf "%s\n" "${finalfoo[$k]}"
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done
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find_dragons
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found=$?
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((found>0)) && break
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flipv_final
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rotate_final
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printf "ROTATE_DRAG\n"
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for k in "${!finalfoo[@]}"; do
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printf "%s\n" "${finalfoo[$k]}"
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done
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done
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printf "%s \n" "${final[@]}"
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fullstr="${finalfoo[*]}"
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fullstr="${fullstr//[. ]}"
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sharp=${#fullstr}
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printf "found=%d \n" $((sharp - found*15))
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exit 0
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@@ -27,7 +27,83 @@ print_final() {
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done
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printf "\n"
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done
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}
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assemble_final() {
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local k str
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local -i l len r c
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local -a tile
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str=${strings[0]%% *}
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len=${#str}
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for ((r=0; r<SQUARE; ++r)); do
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for ((l=0; l<len; ++l)); do # each line
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for ((c=0; c<SQUARE; ++c)); do
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k=${FINAL[$r,$c]}
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# shellcheck disable=SC2206
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tile=(${strings[$k]})
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str=${tile[$l]}
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printf "%s " "$str"
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done
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printf "\n"
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done
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printf "\n"
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done
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}
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rotate_final() {
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local -i i j len
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local -a new
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local line
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len=${#finalfoo[@]}
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printf "rotate foo. len=%d\n" "$len"
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for ((i=len-1; i>=0; --i)); do
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line=${finalfoo[$i]}
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for ((j=0; j<len; ++j)); do
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new[$j]+=${line:$j:1}
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done
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#dst+=("$str2")
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done
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finalfoo=("${new[@]}")
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}
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flipv_final() {
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local -i i len
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local -a dst
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len=${#finalfoo[@]}
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for ((i=0; i<len; ++i)); do
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dst[$((len-1-i))]=${finalfoo[$i]}
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done
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finalfoo=("${dst[@]}")
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}
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fliph_final() {
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local -i i j len
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local str1 str2
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local -a dst
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local str1 str2
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len=${#finalfoo[@]}
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for ((i=0; i<len; ++i)); do
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str1=${finalfoo[$i]}
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str2=""
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for ((j=len-1; j>=0; --j)); do
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str2+=${str1:$j:1}
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done
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dst+=("$str2")
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done
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finalfoo=("${dst[@]}")
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}
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final_add() {
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local -i start=$1 r t
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# shellcheck disable=SC2206
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local -a src=(${strings[$2]})
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for ((r=1, t=$((start*8)); r<9; ++r, t++)); do
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printf "adding tile %d row %d to final %d\n" "$2" "$r" "$t"
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printf " %s -> " "${finalfoo[$t]}"
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finalfoo[$t]+=${src[$r]:1:8}
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printf "%s\n" "${finalfoo[$t]}"
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done
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}
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trim_borders() {
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@@ -58,6 +134,7 @@ flip_h() {
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local str1 str2
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# shellcheck disable=SC2206
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local -a dst src=(${strings[$t]})
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local len=${#src[0]}
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local str1 str2
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for ((i=0; i<10; ++i)); do
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str1=${src[$i]}
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@@ -82,8 +159,8 @@ r90() {
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#dst+=("$str2")
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done
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strings[$t]="${str2[*]}"
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}
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r180() {
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local -i t=$1 i j
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# shellcheck disable=SC2206
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