2. Write a while loop fragment that calculates the following values (write with pseudocodes): a. Sum of the first n counting

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
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Python question
2. Write a while loop
fragment that calculates
the following values (write
with pseudocodes):
a. Sum of the first
n counting
numbers: 1 + 2 + 3
+...+ n
b. Sum of the first
n odd numbers: 1
+ 3 + 5 +... + 2n -
1
C. Sum of a series
of numbers
entered by the
user until the
value 999 is
entered. Note: 999
should not be part
of the sum.
d. The number of
times a whole
number can be
divided by 2 (using
integer division) n
before reaching 1
(i.e., log2n).
Transcribed Image Text:2. Write a while loop fragment that calculates the following values (write with pseudocodes): a. Sum of the first n counting numbers: 1 + 2 + 3 +...+ n b. Sum of the first n odd numbers: 1 + 3 + 5 +... + 2n - 1 C. Sum of a series of numbers entered by the user until the value 999 is entered. Note: 999 should not be part of the sum. d. The number of times a whole number can be divided by 2 (using integer division) n before reaching 1 (i.e., log2n).
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