代码练习

#include <iostream>
#include <unordered_map>

using namespace std;

int n;
unordered_map<int, int> freq;

int main(void) {
  scanf("%d", &n);
  int max_freq = 0;
  while (n--) {
    int x;
    scanf("%d", &x);
    max_freq = max(max_freq, ++freq[x]);
  }

  int ans = 0;
  for (auto&& [num, count] : freq)
    if (count == max_freq)
      if (num > ans) ans = num;

  printf("%d\n", ans);
}