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programming/loop/cpp/Factorial_Whileloop.cpp at master · hacktoberfest17/programming · GitHub

19 lines (16 loc) · 418 Bytes

//c++ program for factorial using while loop
#include <iostream>
using namespace std;
//Driver program
int main() 
    int number, i = 1, factorial = 1;
    cout << "Enter a positive integer: ";
    cin >> number;
    while ( i <= number) {
        factorial *= i;      //factorial = factorial * i;
        ++i;
    cout<<"Factorial of "<< number <<" = "<< factorial;
    return 0;

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