View Compilation Error

0_0_16228384_17043.cpp: In function 'int main()':
0_0_16228384_17043.cpp:56:27: error: 'f' was not declared in this scope
             printf("%d\n",f[n-2]);
                           ^
0_0_16228384_17043.cpp:60:72: error: expected ')' before ';' token
                             + (res.m[0][1]*6) + (res.m[0][2]*2)) %9997);
                                                                        ^