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In an April Fool's prank, Letterman wanted to reverse the letters of "April" but was foiled in his attempt; the program prints "April". Where is his bug?
bug505.cpp lint Output
--- Module: bug505.cpp (C++) _ bot < top, *bot; bug505.cpp(11) : Warning 505: Redundant left argument to comma
Reference Manual Explanation
505 Redundant left argument to comma -- The left argument to the comma operator had no side effects in its top-most operator and hence is redundant.
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