View Compilation Error

0_0_26400253_25636.cpp: In function 'int main()':
0_0_26400253_25636.cpp:67:23: error: 'asn' was not declared in this scope
                 ans = asn + w;
                       ^
0_0_26400253_25636.cpp:73:57: error: expected ';' before ')' token
         printf("%lld %.2lf\n",ans,edgeSum*2.0/n/(n - 1)));
                                                         ^