View Compilation Error

0_0_39396578_27158.cpp:6:21: error: expected initializer before 'n'
    6 | int find_tail(int n)n%(cir[n % 10])-1];
      |                     ^
0_0_39396578_27158.cpp:7:1: error: expected declaration before '}' token
    7 | }
      | ^
0_0_39396578_27158.cpp:8:1: error: expected unqualified-id before '{' token
    8 | {
      | ^
0_0_39396578_27158.cpp: In function 'int main()':
0_0_39396578_27158.cpp:29:7: error: 'find_tail' was not declared in this scope
   29 | cout<<find_tail( number[j])<<endl;
      |       ^~~~~~~~~