1)#include
using namespace std;
int main(){
double x,y,z;
cin>>x;
cin>>y;
if((y==-1) or (x==-34)){
return 33;
}
z=(x+y)/(y+1)-(x*y-12)/(34+x);
cout<<z;<br> cin.get();
cin.get();
return 0;
}
2)#include
using namespace std;
int main(){
int x,y,a,b,c;
double d;
cin>>x;
cin>>y;
a=x+y;
cout<<x<<"+"<<y<<"="<<a<<"\n";<br> b=x-y;
cout<<x<<"-"<<y<<"="<<b<<"\n";<br> c=x*y;
cout<<x<<"*"<<y<<"="<<c<<"\n";<br> if(y==0){
cout<<"Can't divide by zero";<br> cin.get();
cin.get();
return 66;
}
d=double(x)/double(y);
cout<<x<<"/"<<y<<"="<<d;<br> cin.get();
cin.get();
return 0;
}