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13 lines
203 B
13 lines
203 B
# 文件由C++生成，代码放在了作业中
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sort data.txt -u
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sort -n -u data.txt
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sort -u -n data.txt > new_data.txt
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sort -u >> new_data.txt
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grep "com" string.txt
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grep -o "com" string.txt |wc -l
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