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neuthral/reduce.sh

Created November 23, 2022 03:00
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Revisions

  1. neuthral revised this gist Nov 23, 2022. No changes.
  2. neuthral created this gist Nov 23, 2022.
    13 changes: 13 additions & 0 deletions reduce.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,13 @@
    #!/bin/bash

    STRING=$1
    NUM=0
    until [[ $STRING -lt 10 ]] do;
    foreach n in $(echo $STRING | fold -w1); do
    echo "$NUM + $n";
    ((NUM=NUM+n));
    echo " = $NUM";
    done;
    ((STRING=NUM));
    ((NUM=0));
    done;