Traversing a map

int arr[] = { 1, 1, 2, 1,  3, 1, 4, 3 };
map<int, int> m;
for (auto i: arr)
	m[arr[i]]++;
cout << "Element  Frequency" << endl;
for (auto& [k,v] : m) // Since c++17
	cout << k << "   " << v << endl;

Similar codes

1 vote286 views1 answer
Why are inline keyword in header c++
C++
1 vote329 views1 answer
C++ std::copy to cout
C++
1 vote268 views1 answer
Find last digit of number
C++
0 vote291 views1 answer
The smallest element from three
C++
0 vote351 views1 answer
Time_t c++ stack overflow
C++
5 votes270 views1 answer
Master library in c++
C++
-1 vote271 views4 answers
Convert c++ to c online
C++
0 vote284 views1 answer
Raspberry pi mount external hard drive
C++
0 vote270 views1 answer
Constant qualifier c++ "error display"
C++
0 vote281 views1 answer
Initialisation of a c++ variable
C++