#!/bin/bash
function usage()
{
echo -e "Usage: ${0} [file]"
echo -e ""
echo -e "Example:"
echo -e ""
echo -e " ${0} ./LargestNumber.cpp"
echo -e ""
}
if [ $# -lt 1 ] || [[ ! -f ${1} ]]; then
usage
exit 255
fi
DIR=`cd $(dirname ${1}) && pwd -P`
FILE=${DIR}/$(basename ${1})
URL=`grep Source ${FILE} | awk '{print $4}'`
title_str=`xidel ${URL} -q -e "css('div.question-title h3')"`
NUM=`echo ${title_str} | awk -F '.' '{print $1}'`
TITLE=`echo ${title_str} | awk -F '.' '{print $2}' | sed -e 's/^[[:space:]]*//'`
DIFFCULT=`xidel ${URL} -q -e "css('.question-info')" | grep Difficulty | awk '{print $2}'`
FILE=`echo ${FILE} | sed "s/.*\/algorithms/\.\/algorithms/"`
echo "|${NUM}|[${TITLE}](${URL}) | [C++](${FILE})|${DIFFCULT}|"