View Compilation Error

0_0_14786699_20024.cpp: In function 'll my_find_ans(ll, ll, ll, ll)':
0_0_14786699_20024.cpp:193:3: error: 'sqi' was not declared in this scope
   sqi.push_back((b*sq*i + c) % p);
   ^
0_0_14786699_20024.cpp:195:7: error: 'sqi' was not declared in this scope
  sort(sqi.begin(), sqi.end());
       ^