docs: 📝 "++i" statement is not so bad

CHANGELOG.md

@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- [#4](https://github.com/green-code-initiative/ecoCode-java/issues/4) Improvement: "++i" statement is not so bad 
 - [#318](https://github.com/green-code-initiative/ecoCode/issues/318) Implement the rule EC523 for React Native
 
 ### Deleted

ecocode-rules-specifications/src/main/rules/EC67/java/EC67.asciidoc

@@ -11,3 +11,26 @@ i++  // Noncompliant
 ```java
 ++i
 ```
+
+## Exception
+In some cases, it may be intentional to allow the use of `i++`, even if it is probably not far from a code smell.
+Examples:
+
+```java
+void bar(int value) {
+    // ...
+}
+
+int foo() {
+    int i = 0;
+    bar(i++);
+    return i;
+}
+```
+or
+```java
+private int i = 0;
+int foo() {
+    return this.i++;
+}
+```