Problem:
Score : 100 points

Problem Statement

Ringo is giving a present to Snuke.

Ringo has found out that Snuke loves yakiniku (a Japanese term meaning grilled meat. yaki: grilled, niku: meat). He supposes that Snuke likes grilled things starting with YAKI in Japanese, and does not like other things.

You are given a string S representing the Japanese name of Ringo's present to Snuke. Determine whether S starts with YAKI.

Constraints

1 \leq |S| \leq 10

S consists of uppercase English letters.

Input

Input is given from Standard Input in the following format:

S

Output

If S starts with YAKI, print Yes; otherwise, print No.

Sample Input 1

YAKINIKU

Sample Output 1

Yes

YAKINIKU starts with YAKI.

Sample Input 2

TAKOYAKI

Sample Output 2

No

TAKOYAKI (a Japanese snack. tako: octopus) does not start with YAKI.

Sample Input 3

YAK

Sample Output 3

No

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Wrong Answer)

import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
		String s=sc.next();
		int limit=s.length();
		Character[] a=new Character[limit];
		
		for(int i=0;i<limit;i++){
	
	a[i]= s.charAt(i);
	
		}
		// スペース区切りの整数の入力
		//int b = sc.nextInt();
		//int c = sc.nextInt();
		// 文字列の入力
		//String s = sc.next();
		// 出力
	if(limit>4){
	if(a[0]=='Y'&&a[1]=='A'&&a[2]=='K'&&a[3]=='I')
		System.out.println("YES");
		else
		System.out.println("NO");
	}
		else
		System.out.println("NO");
	
	   // System.out.println(a[2]);
	}
}