check_if_stringareclose.cpp

static const int __ = []() {
  std::ios::sync_with_stdio(false);
  std::cin.tie(NULL);
  std::cout.tie(NULL);
  return 0;
}();
class Solution {
public:
  bool closeStrings(string word1, string word2) {
    if (word1.size() != word2.size()) {
      return false;
    }
    int i, j;
    int n1 = word1.size();
    int n2 = word2.size();
    unordered_map<char, int> mp1, mp2;
    for (i = 0; i < n1; i++) {
      mp1[word1[i]]++;
    }
    for (i = 0; i < n2; i++) {
      mp2[word2[i]]++;
    }
    vector<int> ar1, ar2, arr1, arr2;
    for (auto k : mp1) {
      arr1.push_back(k.first);
      ar1.push_back(k.second);
    }
    for (auto k : mp2) {
      arr2.push_back(k.first);
      ar2.push_back(k.second);
    }
    sort(ar1.begin(), ar1.end());
    sort(ar2.begin(), ar2.end());
    sort(arr2.begin(), arr2.end());
    sort(arr1.begin(), arr1.end());
    return (ar1 == ar2 && arr1 == arr2);
  }
};