View Compilation Error

0_0_36513200_6602.cpp: In function 'void solve()':
0_0_36513200_6602.cpp:49:11: error: invalid initialization of reference of type '__int128&' from expression of type 'long long int'
     scan(a);
           ^
0_0_36513200_6602.cpp:15:6: note: in passing argument 1 of 'void scan(__int128&)'
 void scan(__int128 &x)
      ^
0_0_36513200_6602.cpp:50:11: error: invalid initialization of reference of type '__int128&' from expression of type 'long long int'
     scan(b);
           ^
0_0_36513200_6602.cpp:15:6: note: in passing argument 1 of 'void scan(__int128&)'
 void scan(__int128 &x)
      ^
0_0_36513200_6602.cpp:51:11: error: invalid initialization of reference of type '__int128&' from expression of type 'long long int'
     scan(k);
           ^
0_0_36513200_6602.cpp:15:6: note: in passing argument 1 of 'void scan(__int128&)'
 void scan(__int128 &x)
      ^