Operator “in”: • The easiest way to search an item in a list is by means of “in” operator. • The “in” operator in Python determines whether the searching item is present in a list. • If the searching item is present in the list, then this operator returns a “True” value. • If the searching item is not present in the list, then this operator returns a “False” value. Algorithm : Algorithm to find whether the name “Ruby” is present in the “names” list is as follows: • Create a list of strings that stores names and assigns it to “names”. • Then, use the “in” operator along with “if” statement to check whether the name “Ruby” is present in the list “names”. • If the name “Ruby” is present in the “names” list, then print the message “Hello Ruby”. • If the name “Ruby” is not present in the “names” list, then print the message “No Ruby”.

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Chapter 7, Problem 6AW

Program Plan Intro

Operator “in”:

• The easiest way to search an item in a list is by means of “in” operator.

• The “in” operator in Python determines whether the searching item is present in a list.

• If the searching item is present in the list, then this operator returns a “True” value.

• If the searching item is not present in the list, then this operator returns a “False” value.

Algorithm:

Algorithm to find whether the name “Ruby” is present in the “names” list is as follows:

• Create a list of strings that stores names and assigns it to “names”.

• Then, use the “in” operator along with “if” statement to check whether the name “Ruby” is present in the list “names”.

• If the name “Ruby” is present in the “names” list, then print the message “Hello Ruby”.

• If the name “Ruby” is not present in the “names” list, then print the message “No Ruby”.

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