Question: An international round table conference will be held in india. Presidents from all over the world representing their respective countries will be attending the conference. The task is to find the possible number of ways(P) to make the N members sit around the circular table such that. The president and prime minister of India will always sit next to each other. Example 1: Input: 4 -> Value of N(No. of members) Output: 12 -> Possible ways of seating the members Explanation: 2 members should always be next to each other. So, 2 members can be in 2!ways Rest of the members can be arranged in (4-1)! ways.(1 is subtracted because the previously selected two members will be considered as single members now). So total possible ways 4 members can be seated around the circular table 2*6= 12. Hence, output is 12.

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
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Question: An international round table conference will be held in india. Presidents from all over
the world representing their respective countries will be attending the conference. The task is to
find the possible number of ways(P) to make the N members sit around the circular table such
that.
The president and prime minister of India will always sit next to each other.
Example 1:
Input:
4 -> Value of N(No. of members)
Output:
12 -> Possible ways of seating the members
Explanation:
2 members should always be next to each other.
So, 2 members can be in 2!ways
Rest of the members can be arranged in (4-1)! ways.(1 is subtracted because the previously
selected two members will be considered as single members now).
So total possible ways 4 members can be seated around the circular table 2*6= 12.
Hence, output is 12.
Transcribed Image Text:Question: An international round table conference will be held in india. Presidents from all over the world representing their respective countries will be attending the conference. The task is to find the possible number of ways(P) to make the N members sit around the circular table such that. The president and prime minister of India will always sit next to each other. Example 1: Input: 4 -> Value of N(No. of members) Output: 12 -> Possible ways of seating the members Explanation: 2 members should always be next to each other. So, 2 members can be in 2!ways Rest of the members can be arranged in (4-1)! ways.(1 is subtracted because the previously selected two members will be considered as single members now). So total possible ways 4 members can be seated around the circular table 2*6= 12. Hence, output is 12.
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