Submission #29126

#	Time	Username	Problem	Language	Result	Execution time	Memory
29126		dereotu	Dancing Elephants (IOI11_elephants)	C++14	10 / 100	9000 ms	18424 KiB

elephants

#include "elephants.h"
#include <bits/stdc++.h>
#define pii pair<int,int>
#define mp make_pair
#define pb push_back
#define st first
#define nd second
#define forr(i,A,B) for(int i=A;i<B;++i)
#define space ' '
#define endl '\n'
#define LL long long
using namespace std;
int n,l;

pair<int,int> a[100005];

void init(int N, int L, int X[]){
	l=L;
	n = N;
	forr(i,0,N){
		a[i].st=X[i];
		a[i].nd=i;
	}
	
}

int update(int i, int y){
	int ans=1;
	a[a[i].nd].st=y;
	sort(a,a+n);
	int lp=0,rp=0;
	while(rp<n){
		if(a[rp].st-a[lp].st<=l){
			rp++;
		}
		else{
			ans++;
			lp=rp;
			++rp;
		}
	}
	return ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 16
• Subtask 3: 0 / 24
• Subtask 4: 0 / 47
• Subtask 5: 0 / 3