Submission #3019829

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Source Code Expand

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

int main() {
  int n;
  cin >> n;

  vector<int> circle(n);
  int i;
  for(i=0;i<n;i++) {
    cin >> circle.at(i);
  }
  sort(circle.begin(), circle.end());

  int count=0;
  for(i=0;i<n-1;i++) {
    if(circle.at(i)!=circle.at(i+1)) count++;
  }
  cout << count+1 << endl;
}

Submission Info

Judge Result