#include <iostream>
#include <map>
#include <algorithm>
#include <string>
#include <unordered_map>
 
using namespace std;
 
 
 
int main() {
 
	unordered_map<int, size_t> counts;
 
 
	std::map<std::string, int> m = { 
		{"XzbitYmay",  64},  
		{"Bruce Watson",  53}, 
		{"Nim George",  53},
		{"Lee Harry",  64},
		{"Nim George",  59 }};
 
	for(const auto& kvp : m) {
		counts[kvp.second]++;
	}
 
	for(const auto& kvp: counts) {
		if(kvp.second > 0)
			std::cout << kvp.first << "->" << kvp.second << '\n';
	}
 
	return 0;
}

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