View Compilation Error

0_0_34021306_11507.cpp:14:12: error: 'll' does not name a type
     inline ll mul_mod(const ll &x, const int &y) {
            ^
0_0_34021306_11507.cpp:18:24: error: 'FastNumberTheoreticTransform::pow_mod' declared as an 'inline' variable
     inline int pow_mod(ll x, int n) {
                        ^
0_0_34021306_11507.cpp:18:24: error: 'll' was not declared in this scope
0_0_34021306_11507.cpp:18:30: error: expected primary-expression before 'int'
     inline int pow_mod(ll x, int n) {
                              ^
0_0_34021306_11507.cpp:18:35: error: expression list treated as compound expression in initializer [-fpermissive]
     inline int pow_mod(ll x, int n) {
                                   ^
0_0_34021306_11507.cpp:18:37: error: expected ',' or ';' before '{' token
     inline int pow_mod(ll x, int n) {
                                     ^
0_0_34021306_11507.cpp:132:1: error: expected '}' at end of input
 }
 ^