#!/bin/bash # seesea2517#gmail#com for i in {1..9}{1..9}{1..9} do if echo $i | grep -E ".*(.).*\1" > /dev/null then continue fi; for j in {1..9}{1..9}{1..9} do if echo $i$j | grep -E ".*(.).*\1" > /dev/null then continue fi; if ((i <= j || 2*i != j )) then continue fi for k in {1..9}{1..9}{1..9} do if echo $i$j$K | grep -E ".*(.).*\1" > /dev/null then continue fi; if ((j <= k || 3*i != k )) then continue fi echo $i $j $k done done done
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