Anagrams

input/code.cpp: In function 'void Anagrams(std::vector<std::__cxx11::basic_string<char> >, std::vector<std::__cxx11::basic_string<char> >, int)':
input/code.cpp:39:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < Count.size(); i++)
                  ~~^~~~~~~~~~~~~~

#include <iostream>
#include <string>
#include <vector>
#include <unordered_map>
#include <algorithm>

using namespace std;


void Anagrams(vector<string> v, vector<string>v1, int n)
{
	int cnt = 0;
	vector<string>s;
	vector<int>Count;

	unordered_map<string, vector<int>> map;
	for (int i = 0; i < n; i++)
		map[v1[i]].push_back(i);


	for (auto itr : map)
	{
		if (itr.second.size() != 1)

		{
			for (int index : itr.second)
			{
				cnt++;
				s.push_back(v[index]);
			}
			Count.push_back(cnt);
			cnt = 0;
		}

	}
	cout << Count.size() << endl;

	int k = 0;
	for (int i = 0; i < Count.size(); i++)
	{
		cout << Count[i] << endl;

		for (int j = 0; j < Count[i]; j++)
		{
			cout << s[k] << endl;
			k++;
		}

	}
}


int main()
{
	long long n;
	vector<string>v, v1;
	string s;

	cin >> n;
	for (int i = 0; i < n; i++)
	{
		cin >> s;
		v.push_back(s);
		sort(s.begin(), s.end());
		v1.push_back(s);
	}


	Anagrams(v,v1, n);

	return 0;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED