제출 #1294238

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1294238		esmabadal	Skyscraper (JOI16_skyscraper)	C++20	5 / 100	2095 ms	580 KiB

skyscraper

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int MAX = 1e5 + 10;
vector<int> vt[MAX];
void solve() {
    int n, l;
    cin >> n >> l;
    int arr[n + 1];
    for(int i = 1; i <= n; i++) {
        cin >> arr[i];
    }
    int ans = 0;
    sort(arr + 1, arr + n + 1);
    do{
        int cem = 0;
        for(int i = 1; i < n; i++) {
            cem += abs(arr[i + 1] - arr[i]);
        }
        if(cem <= l) {
            ans++;
            ans = ans % 1000000007;
        }
    }while(next_permutation(arr + 1, arr + n + 1));
    cout << ans << endl;
}
signed main() {
    int t = 1;
    //cin >> t;
    while(t--) {
        solve();
    }
}

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