Maximum value in map in c++

auto x = std::max_element(m.begin(), m.end(),
    [](const pair<int, int>& p1, const pair<int, int>& p2) {
        return p1.second < p2.second; });

Source: stackoverflow.com

Maximum value in map in c++

#include <bits/stdc++.h>
using namespace std;

bool compare(const pair<int, int>&a, const pair<int, int>&b)
{
   return a.second<b.second;
}

int main(int argc, char const *argv[])
{
   int n, key, maxn;
   map<int,int> mp;

   cin>>n;

   for (int i=0; i<n; i++)
   {
     cin>>key;
     mp[key]++;
   }

   maxn = max_element(mp.begin(), mp.end(), compare)->second;

   cout<<maxn<<endl;

   return 0;
 }

Source: stackoverflow.com

Similar codes

0 vote281 views1 answer
The iostream is the head er file which contains all the functions of program like cout, cin and etc.
C++
0 vote309 views1 answer
Texorpdfstring math in title latex
C++
0 vote289 views1 answer
How to allocate memory for vector c++
C++
1 vote289 views1 answer
C++ round number up
C++
2 votes275 views2 answers
Run cmd command c++
C++
2 votes310 views1 answer
How to delete a node c++
C++
0 vote329 views1 answer
Error: use of parameter outside function body before ] token c++
C++
31 votes264 views1 answer
When to use struct vs class c++
C++
9 votes292 views2 answers
Fast io
C++
0 vote310 views1 answer
Function to calculate compound interest in C++
C++