[C++] 백준 1546 평균

#include <iostream>
using namespace std;

int main() {

	double n, m=0, s=0;
	int score[1000] = { 0 };

	cin >> n;
	for (int i = 0; i < n; i++) {
		cin >> score[i];
		if (score[i] > m) m = score[i];
	}

	for (int i = 0; i < n; i++) {
		s += ((double)score[i] / m * 100);
	}

	cout.precision(9);
	cout << (double)s / n;

	return 0;
}