Update getting-started.md
To resolve some confusion on readme
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@ -112,8 +112,11 @@ Now test it:
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```
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```
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$ grun Hello r -tree
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$ grun Hello r -tree
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(Now enter something like the string below)
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hello parrt
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hello parrt
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(now,do:)
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^D
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^D
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(The output:)
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(r hello parrt)
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(r hello parrt)
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(That ^D means EOF on unix; it's ^Z in Windows.) The -tree option prints the parse tree in LISP notation.
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(That ^D means EOF on unix; it's ^Z in Windows.) The -tree option prints the parse tree in LISP notation.
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It's nicer to look at parse trees visually.
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It's nicer to look at parse trees visually.
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