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Submission #497204

# Submission time Handle Problem Language Result Execution time Memory
497204 2021-12-22T17:32:26 Z MatBad A Huge Tower (CEOI10_tower) C++14
100 / 100
 112 ms 5156 KB 
#include<bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define pb push_back
#define ppb pop_back
#define FOR(i,a,b) for(int i=a;i<=b;i++)
#define FORR(i,a,b) for(int i=a;i>=b;i--)
#define debug(x) cerr<<#x<<" : "<<x<<'\n'
typedef long long ll;
typedef long double ld;
typedef pair<ll , ll> pii;
typedef pair<ll , pii> piii;

const ll MX=1e6+5,  MOD=1e9+9, inf = 1e9+5;
ll n, a[MX], d;



int main(){
    ios::sync_with_stdio(false);cin.tie(NULL);
	cin>>n>>d;
	FOR(i, 1, n) cin>>a[i];
	sort(a+1, a+n+1);
	ll ans=1;
	int it=1;
	FOR(i, 2, n){
		while(a[it]+d<a[i]) it++;
		ans = (ans*(i-it+1))%MOD;
	}
	cout<<ans<<'\n';
	
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #9
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #10
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct

Subtask #11
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #12
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #13
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #14
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct

Subtask #15
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 332 KB Output is correct

Subtask #16
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 332 KB Output is correct

Subtask #17
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 332 KB Output is correct

Subtask #18
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 716 KB Output is correct
2 Correct 8 ms 716 KB Output is correct

Subtask #19
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 43 ms 2252 KB Output is correct
2 Correct 39 ms 2252 KB Output is correct

Subtask #20
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 99 ms 5088 KB Output is correct
2 Correct 112 ms 5156 KB Output is correct