Submission #1176767

#	Time	Username	Problem	Language	Result	Execution time	Memory
1176767		ericl23302	Skyscraper (JOI16_skyscraper)	C++20	5 / 100	2096 ms	328 KiB

skyscraper

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

using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n, l; cin >> n >> l;
    vector<int> heights(n);
    for (int &i : heights) cin >> i;
    sort(heights.begin(), heights.end());
    int res = 0;
    do {
        int tot = 0;
        for (int i = 0; i < n - 1; ++i) tot += abs(heights[i] - heights[i + 1]);
        res += (tot <= l);
    } while (next_permutation(heights.begin(), heights.end()));

    cout << res << '\n';

    return 0;
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 15
• Subtask 3: 0 / 80