Write a C++ program to Swap two numbers using class
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 |
#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