Run id: 95577

Main.cc: In function 'int main()':
Main.cc:10:22: error: 'r' was not declared in this scope
     cout<<3.1415926*(r*r)*h;
                      ^
Main.cc:10:27: error: 'h' was not declared in this scope
     cout<<3.1415926*(r*r)*h;
                           ^