#include <cstdio>
#include <climits>
#include <cstdlib>
#include <cstring>
#include <ctime>
#include <cmath>
#include <iostream>
#include <sstream>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <bitset>
#include <stack>
#include <string>
#include <queue>
#include <list>
#include <iomanip>
#include <limits>
#include <typeinfo>
#include <functional>
#include <numeric>
#include <complex>

#define MOD 1000000007

using namespace std;

int getMax(vector<int> &nums, int idx, int idy) {
    int res = nums[idx];
    for (int i = idx; i <= idy; i++) {
        res = max(res, nums[i]);
    }
    return res;
}

int main() {
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    vector<int> nums(n);
    for (int i = 0; i < n; i++) {
        cin >> nums[i];
    }

    vector<int> SA;
    for (int k = 0; k < n; k++) {
        for (int i = 0; i < n - k; i++) {
            int j = i + k;
            SA.push_back(getMax(nums, i, j));
        }
    }

    vector<int> SSA;
    for (int k = 0; k < (int)SA.size(); k++) {
        for (int i = 0; i < (int)SA.size() - k; i++) {
            int j = i + k;
            SSA.push_back(getMax(SA, i, j));
        }
    }

    int res = 0;
    for (int i = 0; i < (int)SSA.size(); i++) {
        res += SSA[i];
        res %= MOD;
    }
    cout << res << endl;
    return 0;
}