[Leetcode Shell]Word Frequency
2015-04-02 14:32
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Leetcode shell部分的词频统计 要求统计文本中单词出现次数，最后要按次数排序。
awk 'BEGIN{RS=""}{for(i=1;i<=NF;i++){w[$i]+=1}}END{for(a in w) print a" "w[a]}' words.txt | sort -rnk2
Shell实践不足 正好练手。
awk 'BEGIN{RS=""}{for(i=1;i<=NF;i++){w[$i]+=1}}END{for(a in w) print a" "w[a]}' words.txt | sort -rnk2
Shell实践不足 正好练手。
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