Originally Posted by lmastex

Sorry I forgot ( I remember I used them though) Anyways.
The problem is that when I make an insertion of an element, I don't want to insert a repeated element, so if I inserted (Age = 20) and then If I insert (Age = 20) my list should have only one person who Age is 20, i don't want two ages of 20 in my list. Insertion without repeating elements.

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template <typename ListElement>
void List <ListElement>::Insert()
{
NodePtr Ptr;
Ptr = new Node;
bool repeated = true;
 
if (Ptr == NULL)
{
cout << "Error: Insuficient Storage " << endl;
exit(1);
}
 
cout << " Enter The Social Security Number of New Student: ";
cin >> Ptr->Info.SSN;
cout << "Enter The Age of This Student: ";
cin >> Ptr->Info.Age;
 
while( Ptr->Next != NULL)
{
if(Ptr->Info.Age == Ptr->Next->Info.Age)
repeated = false;
break; // This break is for not to add the element
 
Ptr = Ptr->Next;
 
 
}
 
Ptr->Next = Head;
Head = Ptr;
 
if(repeated = false)
cout << "repetition just ocurred" << endl; // This is just 4 me to verified if the function works
 
 
 
}

template <typename ListElement> void List <ListElement>::Insert() { NodePtr Ptr; Ptr = new Node; bool repeated = true; if (Ptr == NULL) { cout << "Error: Insuficient Storage " << endl; exit(1); } cout << " Enter The Social Security Number of New Student: "; cin >> Ptr->Info.SSN; cout << "Enter The Age of This Student: "; cin >> Ptr->Info.Age; while( Ptr->Next != NULL) { if(Ptr->Info.Age == Ptr->Next->Info.Age) repeated = false; break; // This break is for not to add the element Ptr = Ptr->Next; } Ptr->Next = Head; Head = Ptr; if(repeated = false) cout << "repetition just ocurred" << endl; // This is just 4 me to verified if the function works }