@@ -687,9 +687,11 @@ const programmerOutput = [
 }
 ];
 
+const INITIAL_VALUE = 0;
+
 const totalOutput = programmerOutput
 .map((programmer) => programmer.linesOfCode)
-.reduce((acc, linesOfCode) => acc + linesOfCode, 0);
+.reduce((acc, linesOfCode) => acc + linesOfCode, INITIAL_VALUE);
 ```
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