# Function to recursively explore the labyrinth
explore() {
local row=$1
local col=$2
# Mark the current cell as visited
visited[$row,$col]=1
# If we reached the center, exit
if [ $row -eq $((rows / 2)) ] && [ $col -eq $((cols / 2)) ]; then
echo
exit 0
fi
# Check adjacent cells
for ((i = 0; i
local next_row=$((row + delta_row[i]))
local next_col=$((col + delta_col[i]))
# Check if the next cell is valid
if [ $next_row -ge 0 ] && [ $next_row -lt $rows ] && [ $next_col -ge 0 ] && [ $next_col -lt $cols ] && [ ${labyrinth[$next_row,$next_col]} -eq 1 ] && [ ${visited[$next_row,$next_col]} -eq 0 ]; then
explore $next_row $next_col
fi
done
}
# Main function
main() {
# Define the delta for movement (up, down, left, right)
delta_row=(-1 1 0 0)
delta_col=(0 0 -1 1)
# Define the labyrinth association table (1 represents pathway)
labyrinth=(
(1 0 1 1 1)
(1 1 1 0 1)
(0 0 0 1 1)
(1 1 1 1 0)
(1 0 1 0 1)
)
rows=${#labyrinth[@]}
cols=${#labyrinth[0]}
# Declare an associative array to keep track of visited cells
declare -A visited
# Start exploring from the entrance (side of the table)
local entrance_col=0
while [ ${labyrinth[$entrance_row,$entrance_col]} -ne 1 ];
explore $i 0
fi
done
exit 1
}
main