Submission #1948571

---

Source Code Expand

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main() {

	/* ----- 変数宣言 ----- */
	int n;
	cin >> n;
	int ans;

	int i;
	vector<int> d(n);

	/* ----- 入力 ----- */
	for (i = 0; i < n; i++) {
		cin >> d[i];
	}

	/* ----- 計算 ----- */
	sort(d.begin(), d.end());
	d.push_back( 0 );

	ans = 0;
	for (i = 0; i < n; i++) {
		if (d[i] != d[i + 1])	ans++;
	}
	
	cout << ans << endl;
}

Submission Info

Judge Result