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  • \$\begingroup\$ @dan1111 The source doesn't contain a line break, let me clarify that \$\endgroup\$ Commented Apr 19, 2013 at 12:03
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    \$\begingroup\$ Answers are required to terminate, so the first solution is invalid even ignoring IO gimmicks. \$\endgroup\$ Commented Feb 6, 2021 at 19:19
  • \$\begingroup\$ You may want to either delete the first part or move it after the other section, as pppery mentions, it is invalid. You may actually be able to get it to three distinct characters by using - instead of +. \$\endgroup\$ Commented Feb 9, 2021 at 7:51