View Compilation Error

0_0_21486927_6344.cpp: In function 'int main()':
0_0_21486927_6344.cpp:44:11: error: invalid initialization of reference of type 'll& {aka long long int&}' from expression of type 'int'
     read(T);
           ^
0_0_21486927_6344.cpp:28:17: note: in passing argument 1 of 'void fastIO::read(ll&)'
     inline void read(ll &x) {
                 ^