C++ Programming – Print all possible combinations of r elements in a given array of size n – Mathematical Algorithms – Given an array of size n, and r is 2.
permutation formula
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C++ Programming for Write a program to print all permutations of a given string – Mathematical Algorithms -A permutation also called an “arrangement number”
C Programming for Write a program to print all permutations of a given string – Mathematical Algorithms – A permutation, also called an “arrangement number”
C program to find ncr and npr – C Programming – C program to find nCr and nPr: This code calculate nCr which is n!/(r!*(n-r)!) and nPr = n!/(n-r)!