fix(#38, #40): add a guard for slices with length 0; correct words count in test, reimplement with bufio.ScanWords #39
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When the slice's length is 0, should directly return to prevent false result or slice out of bounds runtime error
zino23
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Jun 4, 2022
zino23
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When the slice's length is 0, should directly return to prevent false
result or slice out of bounds runtime error