Let us see the Stack Implementation using Constructor and Destructor of Classes
Stack Implementation using Constructor and Destructor
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#include<iostream> using namespace std; int maxsize=4; class stack{ private: int stackarray[4],top; public: stack() { top=-1; if(top==-1) cout<<"Stack created. Stack is empty."; else for (int i=top;i>=0;i--) cout<<"value "<<i+1<<": "<<stackarray[i]<<endl; } void push(int number) { if(top==maxsize-1) cout<<"Error stack overflow!\n"; else top++; stackarray[top]=number; } void pop() { if (top==-1) cout<<"Stack underflow\n"; else { cout<<stackarray[top]<<" popped successfully.\n"; top--; } } void display() { if(top==-1) cout<<"Stack is empty."; else for (int i=top;i>=0;i--) cout<<"value "<<i+1<<": "<<stackarray[i]<<endl; } ~stack() { cout<<"Stack Destructed successfully\n"; } }; int main() { stack s1; char ch; do{ cout<<"\nPress.. \n" <<"1 to push\n" <<"2 to pop\n" <<"3 to display\n" <<"4 to end\n\n"; cin>>ch; switch(ch) { case '1': int n; cout<<"Enter a number: "; cin>>n; s1.push(n); break; case '2': s1.pop(); break; case '3': s1.display(); break; case '4': cout<<"Exiting...\n\n"; break; default: cout<<"Invalid option!\n"; break; } } while(ch!='4'); return 0; } |
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I welcome to all of you if you want to discuss about any topic. Researchers, teachers and students are allowed to use the content for non commercial offline purpose. Further, You must use the reference of the website, if you want to use the partial content for research purpose.
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