View Compilation Error

0_0_35693541_17027.cpp: In function 'int main()':
0_0_35693541_17027.cpp:75:6: error: converting to 'std::priority_queue<int, std::vector<int>, std::greater<int> >' from initializer list would use explicit constructor 'std::priority_queue<_Tp, _Sequence, _Compare>::priority_queue(const _Compare&, _Sequence&&) [with _Tp = int; _Sequence = std::vector<int>; _Compare = std::greater<int>]'
    sb={};
      ^