#P1019. Problem 3. Maximizing Productivity

Problem 3. Maximizing Productivity

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一、Problem Name

Maximizing Productivity

二、Problem Description

Farmer John has NN (1N21051\leq N\leq2\cdot10^5) farms, numbered from 11 to NN. It is known that FJ closes farm ii at time cic_i. Bessie wakes up at time SS, and wants to maximize the productivity of her day by visiting as many farms as possible before they close. She plans to visit farm ii on time ti+St_i + S. Bessie must arrive at a farm strictly before Farmer John closes it to actually visit it.

Bessie has QQ (1Q21051\leq Q\leq2\cdot10^5) queries. For each query, she gives you two integers SS and VV. For each query, output whether Bessie can visit at least VV farms if she wakes up at time SS.

三、Input Format (input arrives from the terminal / stdin)

  1. The first line consists of NN and QQ.
  2. The second line consists of c1,c2,c3cNc_1,c_2,c_3\cdots c_N (1ci1061\leq c_i\leq10^6).
  3. The third line consists of t1,t2,t3tNt_1,t_2,t_3\cdots t_N (1ti1061\leq t_i\leq10^6).
  4. The next QQ lines each consist of two integers VV (1VN1\leq V\leq N) and SS (1S1061\leq S\leq10^6).

四、Output Format (print output to the终端 / stdout)

For each of the QQ queries, output YES or NO on a new line.

五、Sample Input and Output

Sample Input

5 5
3 5 7 9 12
4 2 3 3 8
1 5
1 6
3 3
4 2
5 1

Sample Output

YES
NO
YES
YES
NO

Explanation: For the first query, Bessie will visit the farms at time t=[9,7,8,8,13]t = [9,7,8,8,13], so she will only get to visit farm 44 on time before FJ closes the farm. For the second query, Bessie will not be able to visit any of the farms on time. For the third query, Bessie will visit farms 3,4,53,4,5 on time. For the fourth and fifth queries, Bessie will be able to visit all but the first farm on time.

六、Scoring Rules

  1. Inputs 2 - 4: N,Q103N,Q\leq10^3.
  2. Inputs 5 - 9: ci,ti20c_i,t_i\leq20.
  3. Inputs 10 - 17: No additional constraints.

Problem credits: Chongtian Ma.