Submission #1207689

#	Time	Username	Problem	Language	Result	Execution time	Memory
1207689		AmirElarbi	Skyscraper (JOI16_skyscraper)	C++20	5 / 100	2094 ms	328 KiB

skyscraper

#include <bits/stdc++.h>
#include <random>
#define vi vector<int>
#define ve vector
#define ll long long
#define vf vector<float>
#define vll vector<pair<ll,ll>>
#define ii pair<int,int>
#define pll pair<ll,ll>
#define vvi vector<vi>
#define vii vector<ii>
#define gii greater<ii>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define INF 2e9+5
#define eps 1e-7
#define eps1 1e-25
#define optimise ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define MAX_A 1e5+5
#define V 450
using namespace std;
const int MOD = 1e9;
const int MAXK = 1e9;
const int lg = 20;
const int N = 4e4;
const int M = 1e5;
const string SUBTASK = "6";


int sol1(vi a, int n, int l){
    int res = 0;    
    sort(a.begin(),  a.end());
    do{
        int sm = 0;
        for(int i = 0; i < n-1; i++){
            sm += abs(a[i] - a[i+1]);
        }
        if(sm <= l) res++; 
    } while(next_permutation(a.begin(), a.end()));
    return res; 
}

int main() {
    int N,L;
    cin >> N >> L;
    vi A;
    for(int i = 0; i < N; i++){
        int a;
        cin >> a;
        A.pb(a);
    } 
    cout << sol1(A,N,L) << endl;
}

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