#include <iostream>
#include <vector>
#include <algorithm>
#include <limits>

using namespace std;

int main()
{
    int n, p, i, temp;
    cin >> n >> p;

    vector<pair<int,int>> pay(n);
    vector<int> pay2(n);
    for (i = 0; i < n; i++) {
        cin >> temp;
        pay[i].first = temp;
        pay[i].second = i;
        pay2[i] = temp;
    }

    sort(pay.begin(), pay.end());
    
    i = 0;
    int minday = INT_MAX;
    while (i < n) {
        int node = pay[i].second, value = pay[i].first, days = 1;
        bool canR = false, canL = false;

        if (value >= p) {
            cout << days;
            return 0;
        }
        if (node < n - 1) {
            canR = true;
        }
        if (node > 0) {
            canL = true;
        }
        int r = 1, l = 1;
        while (value < p && (canL || canR)) {
            int R = -1, L = -1;
            if (canR) {
                R = pay2[node + r];
            }
            if (canL) {
                L = pay2[node - l];
            }

            if (R >= L && canR) {
                value += R;
                r++;
                days++;
                if ((node + r) >= n) {
                    canR = false;
                }
            }
            else if (canL) {
                value += L;
                l++;
                days++;
                if ((node - l) <= 0) {
                    canL = false;
                }
            }
        }
        if (days < minday) {
            minday = days;
        }
        i++;
    }
    cout << minday;
}