import java.util.Scanner;
public class No231 {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		boolean cleable = false;
		int[] arrayG = new int[n];
		//データ入力
		for(int i = 0; i < n; i++){
			int g = sc.nextInt();
			int d = sc.nextInt();
			//クリア可能かどうか判定
			if((g - 30000 * d) >= 500000){
				cleable = true;
				arrayG[i] = g - 30000 * d;
			}
		}
		sc.close();
		//判定
		if(!cleable){
			System.out.println("NO");
		}else{
			System.out.println("YES");			
			for(int i = 0; i < n; i ++){
				if(arrayG[i] < 500000){
					continue;
				}
				int keikenti = 0;
				while(keikenti < 3000000){
					keikenti += arrayG[i];
					System.out.println(i + 1);
					if(keikenti >=3000000){
						break;
					}
				}
				break;
			}
		}
	}
}