Submission #3790486

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Source Code Expand

#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
using namespace std;
int main(){
   int N;
   cin >> N;
   vector<int> d(N);
 
   for(int i =0; i<N; i++){
       cin >> d[i];
   }
     sort(d.begin(),d.end());
    int count =1;
    for(int i =1; i<N; i++){
       if(d[i] != d[i-1]){
           count++;
       }
   }
   cout << count << endl;
}

Submission Info

Judge Result