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We'll say that a "triple" in a string is a char appearing three times in a row. Return the number of triples in the given string. The...
X246: countTriple
We'll say that a "triple" in a string is a char appearing three times in a row. Return the number of triples in the given string. The triples may overlap.
Examples:
countTriple("abcXXXabc") -> 1
countTriple("xxxabyyyycd") -> 3
countTriple("a") -> 0
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