腾讯面试题 - 字符排序

damcool

1. echo "abcaba asdfasdf asdfasdfasdf"|(read ts; for as in $(echo $ts|tr ' ' '\n');do echo "$as $((while [ ${#as} -gt 0 ];do bs=${as:0:1};cs=${as//$bs/};echo "$((${#as} - ${#cs})) ";as=$cs;done)|sort -nr|awk '{printf("%d ",$1)}')";done)|sort -k2 -nr|cut -d " " -f 1
   

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