제출 #348481

#제출 시각아이디문제언어결과실행 시간메모리
348481tengiz05Dancing Elephants (IOI11_elephants)C++17
0 / 100
1 ms364 KiB
#include "elephants.h"
#ifndef EVAL
#include "grader.cpp"
#endif
#include <bits/stdc++.h>
using namespace std;
int n, len;
int a[150005];
int dp[150005];
void init(int N, int L, int X[]){
	n=N;
	len = L;
	for(int i=0;i<n;i++)a[i] = X[i];
}

int update(int i, int y){
	dp[0] = 1;
	a[i] = y;
	sort(a,a+n);
	//~ for(int i=0;i<n;i++)cout << a[i] << ' ';
	//~ cout << '\n';
	for(int i=1;i<n;i++){
		dp[i] = dp[i-1]+1;
		for(int j=i-1;j>=0;j--){
			if(a[i] - a[j] <= len)dp[i] = min(dp[i], (j==0)?dp[j]:(dp[j-1]+1));
			else break;
		}
	}
	//~ for(int i=0;i<n;i++)cout << dp[i] << ' ';
	//~ cout << '\n';
	return dp[n-1];
}
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