#include <iostream>

using namespace std;

int main()
{
    int n, i, j;
    cin >> n;
    long *a = new long[n];
    long *b = new long[n];
    long *c = new long[n];
    for (i = 0; i < n; i++) cin >> a[i];
    for (i = 0; i <= n - 3; i++){
        b[i] = a[i] + a[i + 1] + a[i + 2];
        c[i] = i + 2;
    }
    for (j = 0; j <= n; j++)
    for (i = j+1; i <= n; i++)
    if (b[i] == b[j]){
        c[i] = c[j];
    }
    long max = b[0];
    long imax = c[0];
    for (i = 0; i <= n - 4; i++)
    if (b[i] < b[i + 1]){
        max = b[i + 1];
        imax = c[i + 1];
    }
    cout << max << ' ' << imax << endl;
}

Edited by author 20.10.2013 00:12

Edited by author 20.10.2013 00:12