View Compilation Error

0_0_26178302_8279.cpp: In function 'int main()':
0_0_26178302_8279.cpp:44:11: error: invalid initialization of reference of type 'long long int&' from expression of type 'int'
     read(T);
           ^
0_0_26178302_8279.cpp:10:6: note: in passing argument 1 of 'void read(long long int&)'
 void read(ll &x){
      ^
0_0_26178302_8279.cpp:47:15: error: invalid initialization of reference of type 'long long int&' from expression of type 'int'
         read(n);read(m);
               ^
0_0_26178302_8279.cpp:10:6: note: in passing argument 1 of 'void read(long long int&)'
 void read(ll &x){
      ^
0_0_26178302_8279.cpp:47:23: error: invalid initialization of reference of type 'long long int&' from expression of type 'int'
         read(n);read(m);
                       ^
0_0_26178302_8279.cpp:10:6: note: in passing argument 1 of 'void read(long long int&)'
 void read(ll &x){
      ^