View Compilation Error

0_0_29123113_32688.cpp:34:43: error: expected unqualified-id before ';' token
 int now = 1, a[N], jie[N], vis[N], inv[N],;
                                           ^
0_0_29123113_32688.cpp: In function 'void clear()':
0_0_29123113_32688.cpp:58:21: error: 'n' was not declared in this scope
  for(int i = 1;i <= n;i ++) vis[a[i]] = 0;
                     ^
0_0_29123113_32688.cpp: In function 'int main()':
0_0_29123113_32688.cpp:73:15: error: 'n' was not declared in this scope
  while(cin >> n >> m) {
               ^