View Compilation Error

0_0_29538714_9569.cpp: In function 'int main()':
0_0_29538714_9569.cpp:30:6: error: expected unqualified-id before 'case'
  int case=1;
      ^
0_0_29538714_9569.cpp:58:19: error: expected primary-expression before 'case'
   cout<<"Case #"<<case++<<": ";
                   ^