Submission #1156789

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Source Code Expand

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;

class TEST{
	static void Main(){
		Sol mySol =new Sol();
		mySol.Solve();
	}
}

class Sol{
	public void Solve(){
		Array.Sort(T);
		int ans = 0;
		int l = 0,r = -1,cnt = 0;
		for(;l<N;){
			r = l;
			cnt = 1;
			while(l < N && r < N && cnt < C && (T[r] - T[l]) < K){
				r++;
				cnt++;
			}
			if(r >= N || (T[r] - T[l]) > K || cnt > C) r--;
			//Console.WriteLine("{0} {1}",l,r);
			ans++;
			l = r + 1;
		}
		Console.WriteLine(ans);
	}
	int N,C,K;
	int[] T;
	public Sol(){
		var d = ria();
		N = d[0]; C = d[1]; K = d[2];
		T = new int[N];
		for(int i=0;i<N;i++){
			T[i] = ri();
		}
	}

	static String rs(){return Console.ReadLine();}
	static int ri(){return int.Parse(Console.ReadLine());}
	static long rl(){return long.Parse(Console.ReadLine());}
	static double rd(){return double.Parse(Console.ReadLine());}
	static String[] rsa(char sep=' '){return Console.ReadLine().Split(sep);}
	static int[] ria(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>int.Parse(e));}
	static long[] rla(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>long.Parse(e));}
	static double[] rda(char sep=' '){return Array.ConvertAll(Console.ReadLine().Split(sep),e=>double.Parse(e));}
}

Submission Info

Judge Result