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OK… here’s some dumb bash shit.
#!/bin/bash i=0; z=0 while [[ $i -le 1000000000000 ]]; do o=$(echo "lvxferre/Hello+Fediverse+$i" | sha256sum) if [[ $o =~ ^($z) ]]; then echo "$i: $o" declare -g z="$z""0" fi if [[ $i == *000000 ]]; then echo "$(expr $i / 1000000)M combinations tried..." fi i=$[$i+1] done
Feel free to use it. Just make sure to change
lvxferre/Hello+Fediverse+
to something else.Update: so far my best string was
lvxferre/Hello+Fediverse+2393194
, yielding0000006a 48...
I also did some simple optimisations of the code. Basically “the least you do, the faster it’ll be”.
i=7100000 while true; do o=$(echo "lvxferre/Hello+Fediverse+$i" | sha256sum) if [[ "$o" == 00000* ]]; then echo "$o $i"; fi if [[ "$i" == *00000 ]]; then echo "tried $i combinations..."; fi i=$[$i+1] done
Now it’ll show results with more than five leading zeroes, and print a message every 100k tries (to resume later on).
My machine is a potato, mind you. I don’t expect to get into the leaderboard. Still, I’m doing this as a bash exercise.