Submission #885244

#	Time	Username	Problem	Language	Result	Execution time	Memory
885244		Lollospadalaser	A Huge Tower (CEOI10_tower)	C++17	30 / 100	103 ms	8868 KiB

tower

#ifdef LOCAL
//#include "librerie locali/debugging.h"
#else
#pragma GCC optimize("Ofast,unroll-loops")
#endif
#include <bits/stdc++.h>
using namespace std;
#define rep(i, x) for (int i = 0; i < (x); i++)
#define reps(i,j,x) for(int i=(j);i<(x);i++)
#define repp(i,x) for(int i = 1; i <= (x); i++)
#define all(a) a.begin(),a.end()
#define allr(a) a.rbegin(),a.rend()
#define maxint numeric_limits<int>::max()
#define minint numeric_limits<int>::min()
#define maxll numeric_limits<ll>::max()
#define minll numeric_limits<ll>::min()
#define nl '\n'
#define f first 
#define s second
#define pb push_back
typedef long long ll;
typedef pair<int, int> pi;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<ll, ll> pll;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef vector<pi> vpi;
typedef vector<pll> vpll;
typedef vector<vpi> vvpi;
typedef vector<vpll> vvpll;
typedef array<int, 3> i3;
typedef array<ll, 3> ll3;
typedef array<int, 4> i4;
typedef array<ll, 4> ll4;
typedef vector<i3> vi3;
typedef vector<ll3> vll3;
typedef vector<i4> vi4;
typedef vector<ll4> vll4;
typedef vector<bool> vb;
typedef vector<char> vc;
typedef vector<string> vs;


int nxt() {int x;cin >> x;return x;}
template <class T> void make_unique(T &arr) {sort(all(arr)); arr.resize(unique(all(arr)) - arr.begin());}
void print(){cout<<endl;} template <typename T, typename... Types> void print(T var1, Types... var2) {cout<<var1<<" ";print(var2...);}
template <typename T> T maxm(T var) {return var;} template <typename T, typename... Types> T maxm(T var1, Types... var2) {return max(var1,maxm(var2...));}
template <typename T> T minm(T var) {return var;} template <typename T, typename... Types> T minm(T var1, Types... var2) {return min(var1,minm(var2...));}
ll lpow(ll base, ll exp){ll result = 1;for (;;){if (exp & 1)result *= base;exp >>= 1;if (!exp)break;base *= base;}return result;}
int log2_floor(unsigned long long i) {return i ? __builtin_clzll(1) - __builtin_clzll(i) : 0;}
template <typename T> T maxv(vector<T> &var) {T maxi=numeric_limits<T>::min();for(auto x : var)maxi=max(maxi,x);return maxi;}
template <typename T> T minv(vector<T> &var) {T mini=numeric_limits<T>::max();for(auto x : var)mini=min(mini,x);return mini;}


void solve();

int main(){
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	#ifdef LOCAL
	freopen("sabotage.in", "r", stdin);
	#endif
	//freopen("sabotage.out", "w", stdout);	
	int t=1;
	//cin>>t;
	rep(i,t)solve();
}
#define mod 1000000007


void solve(){
	int n,t;
	cin>>n>>t;
	vi arr(n);
	rep(i,n)cin>>arr[i];
	sort(all(arr));
	ll ans = 1;
	for(int i = n-1;i>=0;i--){
		int ind = lower_bound(all(arr),arr[i]-t)-arr.begin();
		ans = (ans * (i-ind+1))%mod;
	}
	cout<<ans<<nl;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 5
• Subtask 7: 0 / 5
• Subtask 8: 0 / 5
• Subtask 9: 0 / 5
• Subtask 10: 5 / 5
• Subtask 11: 5 / 5
• Subtask 12: 0 / 5
• Subtask 13: 0 / 5
• Subtask 14: 0 / 5
• Subtask 15: 0 / 5
• Subtask 16: 0 / 5
• Subtask 17: 0 / 5
• Subtask 18: 0 / 5
• Subtask 19: 0 / 5
• Subtask 20: 0 / 5