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Ask a question about string release?

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Post time: 2020-1-27 20:40:02
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char * sss = "TEST AAAAAAAAAAAAAAA";
int i = strlen (sss);
char * ch = new char [i];

strcpy (ch, sss);

delete [] ch; // An error will be reported when this sentence is executed

Please ask everyone how this problem is going on.
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Post time: 2020-2-23 07:30:02
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int i = strlen (sss) + 1;

Buffer overflow
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 Author| Post time: 2020-2-23 10:45:02
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Thank you, but why is this?
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Post time: 2020-5-26 10:45:01
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When strcpy copy string, including NULL end
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