Write a program in c++: A-In permutations and combinations, the term “n C r” refers to n combinations taken r at a time. ??? = ?!/r! (? − ?)! B-Write a recursive function to find the factorial of a number.
Write a program in c++: A-In permutations and combinations, the term “n C r” refers to n combinations taken r at a time. ??? = ?!/r! (? − ?)! B-Write a recursive function to find the factorial of a number.
C++ Programming: From Problem Analysis to Program Design
8th Edition
ISBN:9781337102087
Author:D. S. Malik
Publisher:D. S. Malik
Chapter8: Arrays And Strings
Section: Chapter Questions
Problem 11PE
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Write a program in c++:
A-In permutations and combinations, the term “n C r” refers to n combinations
taken r at a time.
??? = ?!/r! (? − ?)!
B-Write a recursive function to find the factorial of a number.
C- Use the defined function to compute the term “nCr” for the following scenario:
The values of ‘n’ and ‘r’ are stored in two parallel arrays of any user defined
size . You have to Read the arrays n and r at run time. Compute n C r for each
corresponding terms in the array ‘n’ and ‘r’, and display it properly formatted.
Also your program should print the current date and time using library
functions.
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