View Compilation Error

0_0_33694047_8387.cpp: In function 'int solve()':
0_0_33694047_8387.cpp:44:21: error: cannot convert 'int (*)[309]' to 'll (*)[309] {aka long long int (*)[309]}' for argument '2' to 'll det(int, ll (*)[309])'
  int res=det(n-1,mat);
                     ^