#define _CRT_SECURE_NO_WARNINGS
#include <algorithm>

#include <iostream>
using namespace std;

   int main(){
    int n;
    cin >> n;
    double* a = new double[n];
    for (int i = 0; i < n; ++i) {
        scanf("%lf", &a[i]);
    }

    double z = 0;
    for (int i = 0; i < n; ++i) {
        if (0 > a[i]) {
            z += a[i];
        }
    }

    int mn_idx = 0;
    for (int i = 0; i < n; ++i) {
        if (a[i] < a[mn_idx]) {
            mn_idx = i;
        }
    }
    int mx_idx = 0;
    for (int i = 0; i < n; ++i) {
        if (a[i] > a[mx_idx]) {
            mx_idx = i;
        }
    }
    double x = 1;
    if (mn_idx > mx_idx)
        swap(mn_idx, mx_idx);
    for (int i = mn_idx; i <= mx_idx; ++i) {
        x *= a[i];
    }

    for (int i = 0; i < n - 1; ++i) {
        for (int j = 0; j + 1 < n; ++j) {
            if (a[j] > a[j + 1])
                swap(a[j], a[j + 1]);
        }
    }

    printf("%.4lf\n", z);
    printf("%.4lf\n", x);
    for (int i = 0; i < n; ++i) {
        printf("%.4lf ", a[i]);
    }

    delete[] a;
    return 0;
}