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  1. #include <iostream>
  2. using namespace std;
  3. class sap
  4. {
  5. 	public:
  6. 			void disp(int a,int b)
  7. 			{
  8. 				cout<<"enter the 1st no"<<endl;
  9. 				cin>>a;
  10. 				cout<<"enter the 2nd no"<<endl;
  11. 				cin>>b;
  12. 				a=a+b;
  13. 				b=a-b;
  14. 				a=a-b;
  15. 					cout<<"1st no a="<<a<<endl;
  16. 					cout<<"2nd no b"<<b<<endl;
  17. 				}
  18. 				void disp(float x,float y)
  19. 			{
  20. 				cout<<"enter the 1st no"<<endl;
  21. 				cin>>x;
  22. 				cout<<"enter the 2nd no"<<endl;
  23. 				cin>>y;
  24. 				x=x+y;
  25. 				y=x-y;
  26. 				x=x-y;
  27. 					cout<<"1st no x="<<x<<endl;
  28. 					cout<<"2nd no y"<<y<<endl;
  29. 				}
  30. };
  31. 	int main()
  32. 	{
  33. 	 int a,b;
  34. 	 sap ob;
  35. 	 ob.disp(a,b);
  36. 	 ob.disp(x,y);
  37. 	return 0;
  38. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:36:11: error: ‘x’ was not declared in this scope
   ob.disp(x,y);
           ^
prog.cpp:36:13: error: ‘y’ was not declared in this scope
   ob.disp(x,y);
             ^
stdout
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Standard output is empty
https://ideone.com/Si3zVx
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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