Submission #1679403

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Source Code Expand

#include <iostream>
#include <algorithm>
using namespace std;
int main(){
	int n;
	cin >> n;
	int a[n];
	for (int i = 0; i < n; i++){
		cin >> a[i];
	}
	sort(a , a + n);
	int cnt = 0;
	for (int i = 0; i < n - 1; i++){
		if (a [i] == a[i + 1]){
			cnt ++;
		}
	}
	cout << n - cnt;	
}

Submission Info

Judge Result