Write a C++ program to Swap two numbers using class
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#include<iostream> using namespace std; class swap { int a,b; public: void getdata(); void swapv(); void display(); }; void swap::getdata() { cout<<“Enter two numbers:”; cin>>a>>b; } void swap::swapv() { a=a+b; b=a-b; a=a-b; } void swap::display() { cout<<“a=”<<a<<“tb=”<<b; } int main() { swap s; s.getdata(); cout<<“\nBefore swap: \n”; s.display(); s.swapv(); cout<<“nnAfter swap:n”; s.display(); return 0; } |
OUTPUT ::
swap two numbers using class