assignment q1

/* // display menu
DisplayMenu();
//select your choice
int choice;
Select( choice); //
test your choice
switch( choice )
{ case 1: PracticeAdd(); break; case
2:
PracticeSub(); break;
}
//terminate program
system(“pause”); return 0
}   */

#include <iostream>
using namespace std;
void sum(float x,float y);
void menu(int choice);


int main(){
int choice;
menu(choice);







return 0;
                   }
void sum(float x,float y){
float result;
char opt = y,n; 
                 do{
                 cout<<"enter two numbers to be added: "<<endl;
                 cin>>x>>y;
                 cout<<x<<" + "<<y<<" = ";
                 cin>>result;
                 if(result == x+y){
                 cout<<"correct"<<endl;}
                 else cout<<"wrong"<<endl;
                 cout<<"do you want to perform test again:\npress 'y' for yes or 'n' for no "<<endl;
                 cin>>opt;           }
                 while(opt==y);
                     }                   
               
void menu(int choice){
        float x,y;
       cout<<"press 1 for addition:\npress 2 for  subtraction: "<<endl; 
        cin>>choice;
        if(choice==1){
        cout<<sum(x,y)<<endl;   }
       
             
             }