inf NaN

Input:


 #include<bits/stdc++.h>
#define s std::

 int main()
{
    double zero=0.0;
    double posinf=5.0/zero;
    s cout<<posinf<<s endl;

     double neginf=-5.0/zero;
    s cout<<neginf<<s endl;

     double nan=zero/zero;
    s cout<<nan<<s endl;
}

Output:


 inf
-inf
nan

 Process returned 0 (0x0)   execution time : 0.055 s
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C++ Class

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> Abstraction >E ncapsulation   /Access Modifiers >Inheritance #include <iostream> using namespace std; class vehicle { public:     vehicle()     {         cout<<"this is a constructor of vehicle"<<endl;     }     ~vehicle()     {         cout<<"this is a deconstructor of vehicle"<<endl;     } }; class fourwheeler { public:     fourwheeler()     {         cout<<"this is the constructor of fourwheeler"<<endl;     }     fourwheeler(string x)     {         cout<<"This is another constructor which has "<<x<<" with it"<<endl;     }     ~fourwheeler()     {         cout<<"this is deconstructor of fourwheeler"<<endl;   ...
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