diff --git a/02_MENT/a.out b/02_MENT/a.out
index aacdc59..f49d944 100755
Binary files a/02_MENT/a.out and b/02_MENT/a.out differ
diff --git a/02_MENT/limits.out b/02_MENT/limits.out
index e3a35a4..fdc07bd 100755
Binary files a/02_MENT/limits.out and b/02_MENT/limits.out differ
diff --git a/02_MENT/main_02_MENT.cpp b/02_MENT/main_02_MENT.cpp
index faf6262..d3316e2 100644
--- a/02_MENT/main_02_MENT.cpp
+++ b/02_MENT/main_02_MENT.cpp
@@ -23,21 +23,35 @@ return value;
 }
 
 int hexStringToInt(PascalString binaryDigits) {
-int returnValue = -1;
+int returnValue = 0;
+
+for(int i = 0; i <= binaryDigits.length; ++i) {
+    returnValue += binaryDigits.characters[i];
+}
 
 return returnValue;
 }
 
+
+
+void printPascalString(PascalString s) {
+    for(int i = 0; i <= s.length; i++) {
+        println(s.characters[i]);
+    }
+}
+
 int main(int argc, char** argv, char** envp) {
 	PascalString s = {3, '1', '0', '0'};
 	PascalString s2 = {4, 'f', 'f', 'f', 'f'};
   println(hexStringToInt(s));
   println(hexStringToInt(s2));
 
-  
-  println(hexDigitToInt('D'));
+  println(hexDigitToInt('d'));
   println(hexDigitToInt('9'));
   println(hexDigitToInt('2'));
+  
+  printPascalString(s2);
+  
   	return 0;
 }
 
diff --git a/02_MENT/println.out b/02_MENT/println.out
index 82e5fb3..b1bbd0f 100755
Binary files a/02_MENT/println.out and b/02_MENT/println.out differ