Fix null comparison error #16
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The program would crash if null was passed to validateQuality because the null check was being done last. The comparison "null < 10" was done which resulted in the crash. Fixed by doing the null check first.
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The program would crash if null was passed to validateQuality because the null check was being done last. The comparison "null < 10" was done which resulted in the crash. Fixed by doing the null check first.