Algorithm #2 - Vector Sum Objective: compute the sum of integers 0..N-1 sum = 0 A = list(range(0,N)) for i in range(0,N): sum += A[i] print("sum = ", sum) Algorithm #3 - Indirect Sum Objective: compute the sum of N integers sum = 0 # set accumulator to 0 A = list(range(0,N)) # create an array of length N filled with values 0..N-1 B = [random.randint(0,N-1) for j in A ] # create an array of length N filled with random #s indx = B[0] for i in range(0,N): sum += A[indx] indx = B[indx] print("sum=", sum)
Algorithm #2 - Vector Sum Objective: compute the sum of integers 0..N-1 sum = 0 A = list(range(0,N)) for i in range(0,N): sum += A[i] print("sum = ", sum) Algorithm #3 - Indirect Sum Objective: compute the sum of N integers sum = 0 # set accumulator to 0 A = list(range(0,N)) # create an array of length N filled with values 0..N-1 B = [random.randint(0,N-1) for j in A ] # create an array of length N filled with random #s indx = B[0] for i in range(0,N): sum += A[indx] indx = B[indx] print("sum=", sum)
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Write
![Algorithm #2 - Vector Sum
Objective: compute the sum of integers 0..N-1
sum = 0
A list(range(0,N))
for i in range(0,N):
sum += A[i]
print("sum = ", sum)
Algorithm #3 - Indirect Sum
Objective: compute the sum of N integers
sum = 0 # set accumulator to 0
A = list (range(0,N)) # create an array of length N filled with values 0..N-1
B = [random.randint(0,N-1) for j in A ] # create an array of length N filled with random #s
indx = B[0]
for i in range(0,N):
sum += A[indx]
indx = B[indx]
print("sum=", sum)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F500d440c-e468-4fd8-9715-177b47c3b401%2F6bac87a2-178d-444e-9085-d10d472cda0c%2Ft92ihx5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Algorithm #2 - Vector Sum
Objective: compute the sum of integers 0..N-1
sum = 0
A list(range(0,N))
for i in range(0,N):
sum += A[i]
print("sum = ", sum)
Algorithm #3 - Indirect Sum
Objective: compute the sum of N integers
sum = 0 # set accumulator to 0
A = list (range(0,N)) # create an array of length N filled with values 0..N-1
B = [random.randint(0,N-1) for j in A ] # create an array of length N filled with random #s
indx = B[0]
for i in range(0,N):
sum += A[indx]
indx = B[indx]
print("sum=", sum)
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