diff --git a/02_MENT/main_02_MENT.cpp b/02_MENT/main_02_MENT.cpp
index 399fe6b..630d83c 100644
--- a/02_MENT/main_02_MENT.cpp
+++ b/02_MENT/main_02_MENT.cpp
@@ -80,13 +80,18 @@ PascalString intToHex(int n) {
 
 }
 
+int getInt(char character) {
+    if(character == '0') return character;
+    else return '1';
+}
+
 PascalString bitwiseDualAnd(PascalString a, PascalString b) {
     PascalString result = {a.length, '0'};
 
     for(int i = b.length; i >= 0; --i) {
         if(a.length < i) result.characters[i] = a.characters[i];
-        println("i: ", i, " ", a.characters[i] & b.characters[i]);
-        result.characters[i] = a.characters[i] & b.characters[i];
+        println("i: ", i, " ", intToHexChar(getInt(a.characters[i]) & getInt(b.characters[i])));
+        result.characters[i] = intToHexChar(getInt(a.characters[i]) & getInt(b.characters[i]));
     }
 
     return result;