Import / web / puzzlrz.com / sudoku / bin / find_hard.sh

#!/bin/bash

# for i in $(seq 1000000 1100000)
for i in $(seq 1 10000000)
do
   zeros=`./sudoku $i hard | jq '.clues' | fold -w 1 | grep -c '0'`
   if [ $zeros -gt 59 ]
   then
     echo $zeros $i
   fi
done

#  | sort -t ' ' -k 1 -n