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文件名为:try.txt
$ cat try.txt
The Younger Generation In the Twenty-first Century
Good evening, ladies and gentlemen.
We always say ‘we are the future’. Indeed. We, the younger generation represents modern knowledge, new concepts, ambiti and great desire for success. But, have you ever thought of this question: how can we be successful in the 21st century, which is full of great challenges and fierce competitions? In my opinion, there are two important factors.
脚本:
$ cat try.txt | xargs echo | awk '{gsub(/[^a-zA-Z0-9 -]/, "");print $0}' | awk 'BEGIN{i=0;j=0}{while(j<NF){j++;if($j~/^[gG]/) i++}}END{print i}'
注意事项:
1、全角字符、换行符、空格符等的转换。
2、将竖排的文件变成一行输出。
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