View Compilation Error

0_0_36637313_2825.cpp: In function 'void solve()':
0_0_36637313_2825.cpp:65:3: error: expected ';' before 'll'
   ll res=0;
   ^
0_0_36637313_2825.cpp:67:4: error: 'res' was not declared in this scope
    res++;
    ^
0_0_36637313_2825.cpp:75:5: error: 'res' was not declared in this scope
     res++;
     ^
0_0_36637313_2825.cpp:79:4: error: 'res' was not declared in this scope
    res++;
    ^
0_0_36637313_2825.cpp:81:8: error: 'res' was not declared in this scope
   ans^=res;
        ^