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12 lines
507 B
12 lines
507 B
#!/bin/bash
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for i in `seq 1000`;do echo $RANDOM | md5sum | cut -c 1-9 ;done >> random1000.txt
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#以覆盖写的方式，字母排序，输出unique行
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sort -u random1000.txt > alph
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#以覆盖写的方式，数字排序，输出unique行
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sort -u -n random1000.txt > num
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#以追加写的方式，字母排序，输出unique行
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sort -u random1000.txt >> alph
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#以追加写的方式，数字排序，输出unique行
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sort -u -n random1000.txt >> num
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#继续在里面查找coumputer
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grep -c "Computer" random1000
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