View Compilation Error

0_0_33452442_5468.cpp: In function 'int main()':
0_0_33452442_5468.cpp:53:55: error: 'a' was not declared in this scope
   if(n==1 || n==2) {printf("%lf %lf %lf\n", a00[0].x, a
                                                       ^
0_0_33452442_5468.cpp:53:55: error: expected '}' at end of input
0_0_33452442_5468.cpp:53:55: error: expected '}' at end of input
0_0_33452442_5468.cpp:53:55: error: expected '}' at end of input