#include <bits/stdc++.h>
using namespace std;
#define mod 1000000007
int main() {
    int n;
    scanf("%d",&n);
    int a[200005];
    for(int i=0;i<n;i++)
        cin >> a[i];
    vector <int> v;
    for(int k=0;k<n;k++){
        for(int i=0;i<n-k;i++){
            int j=i+k;
            int mx = a[i];
            for(int l=i+1;l<=j;l++){
                mx = max(mx,a[l]);
            }
            v.push_back(mx);
        }
    }
    int sz = v.size();
    vector <int> v1;
    for(int k=0;k<sz;k++){
        for(int i=0;i<sz-k;i++){
            int j=i+k;
            int mx = v[i];
            for(int l=i+1;l<=j;l++){
                mx = max(mx,v[l]);
            }
            v1.push_back(mx);
        }
    }
    long long sum=0;
    for(int i=0;i<v1.size();i++){
        sum = (sum + v1[i])%mod;
        //cout << v1[i] << " ";
    }

    cout << sum << endl;
    return 0;
}