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URL https://te31.com/rgr/view.php?id=study&no=3070 ¸ð¹ÙÀÏ È­¸é
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int result =  value1 * value2;
return result;
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declaring a variable only to immediately return or throw it is a bad practice.
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return value1 * value2; ÀÌ·±½ÄÀ¸·Î ¾²¶ó±¸¿ä

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https://stackoverflow.com/questions/31733811/local-variables-before-return-statements-does-it-matter
The method name should be sufficient for callers to know exactly what will be returned.
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