public class Pta_1012 {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int time = scanner.nextInt();
List<Integer> list = new ArrayList<Integer>();
for (int i = 0; i < time; i++) {
list.add(scanner.nextInt());
}
// System.out.println(list);
int A1 = 0;
int A2 = 0;
int A3 = 0;
double A4 = 0;
int A5 = 0;
int num1 = 0;
int num2 = 0;
int num3 = 0;
int num4 = 0;
int num5 = 0;
boolean jiajian = false;
boolean jishu = true;
for (int i = 0; i < list.size(); i++) {
int num = list.get(i) % 5;
// System.out.println(num);
switch (num) {
case 0:
if (list.get(i) % 2 == 0) {
A1 += list.get(i);
// System.out.println(A1);
num1++;
}
break;
case 1:
if (!jiajian) {
A2 = A2 + list.get(i);
jiajian = true;
num2++;
} else {
A2 = A2 - list.get(i);
num2++;
jiajian = false;
}
break;
case 2:
A3++;
num3++;
break;
case 3:
A4 += list.get(i);
num4++;
break;
case 4:
if (jishu) {
A5 = list.get(i);
jishu = false;
num5++;
} else {
if (A5 < list.get(i)) {
A5 = list.get(i);
num5++;
}
}
break;
}
}
init(A1,num1);
init(A2,num2);
init(A3,num3);
if(num4!=0){
String res = String.format("%.1f", A4 / num4);
System.out.print(res+" ");
}else{
System.out.print("N ");
}
if(num5!=0){
System.out.print(A5);
}else{
System.out.print("N");
}
}
static void init(int x, int y) {
if (y != 0) {
System.out.print(x+" ");
}else{
System.out.print("N ");
}
}
}
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