You are given a sequence of integers A1, A2, ..., AN and an integer M. For any valid integers p, q, let's define F(p, q) as the dot product of the subsequences Ap, Ap+1,. .. , Ap+M-1 and Aq, Aq+1, ..., Aq+M–1, İ.e. F(p, q) = Eo" Apti · Aqti- M-1 You should process Q queries. In each query: You are given two integers pos and val. Change the value of Apos to val. • Then, find the sum S = NM+1N-M+1 F(i, j). Since this sum could - E Lj-1 be very large, compute it modulo 998, 244, 353. vi=1
You are given a sequence of integers A1, A2, ..., AN and an integer M. For any valid integers p, q, let's define F(p, q) as the dot product of the subsequences Ap, Ap+1,. .. , Ap+M-1 and Aq, Aq+1, ..., Aq+M–1, İ.e. F(p, q) = Eo" Apti · Aqti- M-1 You should process Q queries. In each query: You are given two integers pos and val. Change the value of Apos to val. • Then, find the sum S = NM+1N-M+1 F(i, j). Since this sum could - E Lj-1 be very large, compute it modulo 998, 244, 353. vi=1
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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![Python Programming Problem:
You are given a sequence of integers A1, A2, ..., AN and an integer M.
For any valid integers p, q, let's define F(p, q) as the dot product of the
subsequences Ap, Ap+1, ... , Ap+M–1 and Aq, Aq+1,..., Aq+M–1, İ.e.
F(p, q) = Eio* Ap+i · Aq+i-
M-1
i=0
You should process Q queries. In each query:
• You are given two integers pos and val. Change the value of Apos to val.
N-M+1N-M+1
• Then, find the sum S = E
E;-1 F(i, j). Since this sum could
be very large, compute it modulo 998, 244, 353.
Test Case
Result
310
64
271
25](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa15c3dc2-dba5-4a8a-a3d7-d0fd54ebe683%2Fac80653b-bf35-4b3c-b36c-1812aa8a7489%2Fxhajdx_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Python Programming Problem:
You are given a sequence of integers A1, A2, ..., AN and an integer M.
For any valid integers p, q, let's define F(p, q) as the dot product of the
subsequences Ap, Ap+1, ... , Ap+M–1 and Aq, Aq+1,..., Aq+M–1, İ.e.
F(p, q) = Eio* Ap+i · Aq+i-
M-1
i=0
You should process Q queries. In each query:
• You are given two integers pos and val. Change the value of Apos to val.
N-M+1N-M+1
• Then, find the sum S = E
E;-1 F(i, j). Since this sum could
be very large, compute it modulo 998, 244, 353.
Test Case
Result
310
64
271
25
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