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Why do we need to pass "str" in StringBuffer() ( just the sample test case) it should work right?? Because it's default length is 16 but mine gives me outofboundindex Exception .. Can you tell me why this is happening.
Caesar Cipher
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Why do we need to pass "str" in StringBuffer() ( just the sample test case) it should work right?? Because it's default length is 16 but mine gives me outofboundindex Exception .. Can you tell me why this is happening.