View Compilation Error

0_0_25916478_8035.cpp: In function 'int main()':
0_0_25916478_8035.cpp:128:9: error: 'Mobius' was not declared in this scope
  Mobius();
         ^
0_0_25916478_8035.cpp:137:10: error: 'ans2' was not declared in this scope
   ans1 = ans2 = 0;
          ^