Run id: 147081

Main.cc: In function 'int main()':
Main.cc:9:13: error: 'd' was not declared in this scope
     cin>>a>>d>>c;
             ^
Main.cc:10:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lf%lf%lf",&a,&b,&c);
                                ^