#include <bits/stdc++.h>
using namespace std;
int main()
{
int x=-1,y=1;
try
{
if(x<0)
{
throw("xisnegative");
}
}
catch(const char *exp)
{
cout<<exp<<endl;
}
try
{
if(y>0)
{
throw("yispositive");
}
}
catch(const char *exp)
{
cout<<exp<<endl;;
}
return 0;
}