/C++/How to use comparator funtion in priority queue in c++

How to use comparator funtion in priority queue in c++

// suppose you want to apply comparator on pair <int, string>
// declaration of priority queue
priority_queue<pair<int, string>, vector<pair<int, string>>, myComp> pq;
// here myComp is comparator
struct myComp {
  bool operator()(
    pair<int, string>& a,
    pair<int, string>& b)
  {
    return a.first > b.first;
    // can write more code if required. depends upon requirement.
  }
};

Similar codes

11 votes132 views1 answer
Removing a character from a string in c++
C++
0 vote137 views3 answers
Hwo to send token on redirection in passport
C++
8 votes133 views2 answers
C++ factorial
C++
0 vote140 views1 answer
C language all keywords in string
C++
13 votes131 views4 answers
Stl sort in c++
C++
4 votes132 views3 answers
Pi in c++
C++
0 vote131 views1 answer
Find N Unique Integers Sum Up to Zero
C++
0 vote131 views1 answer
C++ print 3d cube
C++
0 vote155 views1 answer
And c++
C++
3 votes140 views2 answers
All of the stars lyrics
C++