BOJ 6843 - Anagram Checker [C++]

문제

링크

풀이

#include <iostream>
#include <string>
#include <unordered_map>
using namespace std;
 
bool solve(void) {
  string a; getline(cin, a);
  string b; getline(cin, b);
 
  unordered_map<char, int> mp;
  for (char c : a) {
    if (c == ' ') continue;
    mp[c]++;
  }
  for (char c : b) {
    if (c == ' ') continue;
    mp[c]--;
  }
 
  for (auto [k, v] : mp) {
    if (v != 0) return false;
  }
  return true;
}
 
int main(void) {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
 
  cout << (solve() ? "Is an anagram." : "Is not an anagram.");
  return 0;
}