[C++] 백준 1267번 핸드폰 요금

#include <iostream>
using namespace std;

int young(int arr[], int& calls) {
	int result = 0;
	for (int i = 0; i < calls; i++) {
		int temp = (arr[i] / 30) + 1;
		result += temp;
	}
	return result * 10;
}

int min(int arr[], int& calls) {
	int result = 0;
	for (int i = 0; i < calls; i++) {
		int temp = (arr[i] / 60) + 1;
		result += temp;
	}
	return result * 15;
}

int main() {
	int calls; 
	cin >> calls;
	int a[10000];
	for (int i = 0; i < calls; i++) {
		cin >> a[i];
	}
	int y = young(a, calls);
	int m = min(a, calls);

	if (y == m) {
		cout << "Y M " << m << "\n";
	}
	else if (y > m) {
		cout << "M " << m << "\n";
	}
	else {
		cout << "Y " << y << "\n";
	}

	return 0;

}