using namespace std; int main() { float numOne, numTwo, res; int choice; do { cout<<"1. Addition"; cout<<"2. Subtraction"; cout<<"3. Multiplication"; cout<<"4. Division"; cout<<"5. Exit\"; cout<<"Enter Your Choice(1-5): "; cin>>choice; if(choice>=1 && choice<=4) { cout<<"\Enter any two Numbers: "; cin>>numOne>>numTwo; } switch(choice) { case 1: res = numOne+numTwo; cout<<"\Result = "<<res; break; case 2: res = numOne-numTwo; cout<<"\Result = "<<res; break; case 3: res = numOne*numTwo; cout<<"\Result = "<<res; break; case 4: res = numOne/numTwo; cout<<"\Result = "<<res; break; case 5: return 0; default: cout<<"\Wrong Choice!"; break; } cout<<"------------------------"; }while(choice!=5); cout<<endl; return 0; }