Programming assignment 30 12-11

1. #include <iostream.h>
#include <conio.h>
int a,b,c;
int add();
int sub();
int mul();
int div();
int mod();
int main()
{
cout<<"Enter first number=";
cin>>a;
cout<<"Enter second number=";
cin>>b;
add();
cout<<"n The addition of "<<a<<" & "<<b<<" is="<<c;
sub();
cout<<"n The subtraction of "<<a<<" & "<<b<<" is="<<c;
mul();
cout<<"n The multiplication of "<<a<<" & "<<b<<" is="<<c;
div();
cout<<"n The division of "<<a<<" & "<<b<<" is="<<c;
mod();
cout<<"n The modulus of "<<a<<" & "<<b<<" is="<<c;
return 0;
getch();
}
int add()
{
c=a+b;
return c;
}
int sub()
{
c=a-b;
return c;
}
int mul()
{
c=a*b;
return c;
}
int div()
{
c=a/b;
return c;
}
int mod()
{
c=a%b;
return c;
}
#include <iostream.h>
#include <conio.h>

2. int add(int,int);
int sub(int,int);
int mul(int,int);
int div(int,int);
int mod(int,int);
void main ()
{
int a,b,c;
cout<<"Enter the values for two numbers=";
cin>>a>>b;
c=add(a,b);
cout<<"n The addition of "<<a<<" & "<<b<<" is="<<c;
c=sub(a,b);
cout<<"n The subtraction of "<<a<<" & "<<b<<" is="<<c;
c=mul(a,b);
cout<<"n The multiplication of "<<a<<" & "<<b<<" is="<<c;
c=div(a,b);
cout<<"n The division of "<<a<<" & "<<b<<" is="<<c;
c=mod(a,b);
cout<<"n The modulus of "<<a<<" & "<<b<<" is="<<c;
getch();
}
int add(int x,int y)
{
int z=x+y;
return z;
}
int sub(int x,int y)
{
int z=x-y;
return z;
}
int mul(int x,int y)
{
int z=x*y;
return z;
}
int div(int x,int y)
{
int z=x/y;
return z;
}
int mod(int x,int y)
{
int z=x%y;
return z;
}