Submission #1947389

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

using ll = long long;
#define debug(x) cerr << #x << ": " << x << endl;
#define line() cerr << "---------------" << endl;

int main() {
   int n;
   cin >> n;
   vector<int> v(n);
   for (int &x : v) {
      cin >> x;
   }

   sort(v.begin(), v.end());

   int cnt  = 1;
   int cur = v[0];
   for (int i = 1; i < n; i++) {
      if (cur < v[i]) {
         cnt ++;
         cur = v[i];
      }
   }

   cout << cnt << endl;

   return 0;
}

Submission Info

Judge Result