Run id: 149014

Main.cc: In function 'int main()':
Main.cc:3:5: error: 'cout' was not declared in this scope
     cout << 1 * 1 * PI << endl;
     ^
Main.cc:3:27: error: 'endl' was not declared in this scope
     cout << 1 * 1 * PI << endl;
                           ^