Conflict resolved in Calculator.java

Author: nudar2107041

src/main/java/com/thealgorithms/Calculator.java

@@ -1,6 +1,6 @@
 public class Calculator {
-    // ADDITION - CONFLICT
-    public double add(double a, double b) { return a + b + 1; }
+    // ADDITION
+    public double add(double a, double b) { return a + b; }
     // SUBTRACTION
     public double sub(double a, double b) { return a - b; }
     // MULTIPLICATION