Solution for task 1.3

src/main/java/core/basesyntax/CustomMathPow.java

@@ -9,6 +9,17 @@ public class CustomMathPow {
      *      exponential - значение степени
      */
     public int pow(int number, int exponential) {
-        return 0;
+        int count = 1;
+        int result = number;
+
+        for (int i = 1; i < exponential; i++) {
+            if (exponential == 0) {
+                result = 1;
+            } else if (exponential != 1 && exponential > 0) {
+                result = result * number;
+            }
+        }
+
+        return result;
     }
 }