Check out example codes for "unordered_map c++ count". It will help you in understanding the concepts better.

Code Example 1

// C++ program to illustrate the  
// unordered_map::count() function 
  
#include<iostream> 
#include<unordered_map> 
  
using namespace std; 
  
int main() 
{ 
    // unordered map 
    unordered_map<int , string> umap; 
      
    // Inserting elements into the map 
    umap.insert(make_pair(1,"Welcome")); 
    umap.insert(make_pair(2,"to")); 
    umap.insert(make_pair(3,"GeeksforGeeks")); 
      
    // Check if element with key 1 is present using  
    // count() function 
    if(umap.count(1)) 
    { 
        cout<<"Element Found"<<endl; 
    } 
    else
    { 
        cout<<"Element Not Found"<<endl;     
    } 
      
    return 0; 
}

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