Validate if roll is higher than 10, and lower than 0

src/NumberHelper.cpp

@@ -14,4 +14,14 @@ vector<int> NumberHelper::getRolls(string csv){
     }
     
     return rolls;
+}
+
+bool NumberHelper::validateRolls(vector<int> rolls){
+    for(int i = 0; i < rolls.size(); ++i) {
+        if(rolls[i] > 10 || rolls[i] < 0) {
+            return false;
+        }
+    }
+    
+    return true;
 }

src/main.cpp

@@ -22,6 +22,11 @@ int main(int argc, char *argv[]) {
     string file = FileReader::getFile(argv[1]);
     vector<int> rolls = NumberHelper::getRolls(file);
     
+    if (!NumberHelper::validateRolls(rolls)) {
+        cerr << "Non-valid number in rolls.";
+        return 0;
+    }
+    
     PrintFrames::printHeader(rolls);
     PrintFrames::printValue(rolls);