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  3. iii. answer part a,b, and c. (in java) 3a) return

III. Answer part A,B, and C. (in JAVA) 3a) Return the number of times the letter 'a'...

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Question

Programming

III. Answer part A,B, and C. (in JAVA)

3a)

Return the number of times the letter 'a' occurs in aString.


countA(\"abc\") → 1
countA(\"wxyz\") → 0
countA(\"bcaca\") → 2

3b)

Return the number of times the given letter choccurs in the given String str.


countNumChar(\"abc\", \"a\") → 1
countNumChar(\"wxyz\", \"b\") → 0
countNumChar(\"bcaca\", \"c\") → 2

3c)

Count the number of characters that are either a or b in aString. Try to use only one for loop.

countAorB(\"abc\") → 2
countAorB(\"xyz\") → 0
countAorB(\"ab\") → 2

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