View Compilation Error

0_0_35681847_28579.cpp: In function 'int main()':
0_0_35681847_28579.cpp:47:25: error: expected primary-expression before ')' token
          else ans=(ans-()Cc(m,i)*Cc(nn,m-1)%mod+mod)%mod;
                         ^
0_0_35681847_28579.cpp:47:26: error: expected ')' before 'Cc'
          else ans=(ans-()Cc(m,i)*Cc(nn,m-1)%mod+mod)%mod;
                          ^