C++ Programming for Write a program to print all permutations of a given string – Mathematical Algorithms -A permutation also called an “arrangement number”
formula for permutation and combination
2 Articles
2
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)!