View Compilation Error

0_0_38752672_32395.cpp: In function 'void solve()':
0_0_38752672_32395.cpp:14:5: error: 'll' was not declared in this scope
   14 |     ll n=s.length(),res=0;
      |     ^~
0_0_38752672_32395.cpp:16:11: error: 'i' was not declared in this scope
   16 |     FORLL(i,0,n-1){
      |           ^
0_0_38752672_32395.cpp:16:15: error: 'n' was not declared in this scope
   16 |     FORLL(i,0,n-1){
      |               ^
0_0_38752672_32395.cpp:16:5: error: 'FORLL' was not declared in this scope
   16 |     FORLL(i,0,n-1){
      |     ^~~~~
0_0_38752672_32395.cpp:37:14: error: 'res' was not declared in this scope
   37 |     }cout << res << endl;
      |              ^~~