Added exception for parameters

satyabarghav · satyabarghav · commit 2df46907ca19 · 2023-10-07T11:58:22.000+05:30
diff --git a/src/main/java/com/thealgorithms/maths/HeronsFormula.java b/src/main/java/com/thealgorithms/maths/HeronsFormula.java
@@ -14,9 +14,13 @@ public class HeronsFormula {
      * @author satyabarghav
      */
     public static double Herons(double a, double b, double c) {
-        double s = (a + b + c) / 2.0;
-        double area = 0;
-        area = Math.sqrt((s) * (s - a) * (s - b) * (s - c));
-        return area;
+        if(!(a + b > c && b + c > a && c + a > b)){
+            throw new IllegalArgumentException("Triangle can't be formed with the given side lengths");
+        }else{
+            double s = (a + b + c) / 2.0;
+            double area = 0;
+            area = Math.sqrt((s) * (s - a) * (s - b) * (s - c));
+            return area;
+        }
     }
 }
