Separate the triplet digits by their numerical value

347936483574692582762519181

When setting this problem, it was necessary to highlight the three positions of one of the nine digits, because otherwise...

Jim Howson
Published: 08 Apr 2009

347936483574692582762519181

When setting this problem, it was necessary to highlight the three positions of one of the nine digits, because otherwise two slightly different layouts would also have been available.

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