"factorial in c++" Code Answer's
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factorial in c++
Light Lyrebird
on May 21, 2020
#include<bits/stdc++.h>
#include<stdio.h>
using namespace std;
int fact(int i){
if (i <= 1) return 1;
else return i*fact(i-1);
}
int main(){
ios::sync_with_stdio(0);
cin.tie(0);
int N;
cin >> N;
cout << fact(N) << "\n";
return 0;
}c++ factorial
Volli
on Jul 09, 2020
#include <cmath>
int fact(int n){
return std::tgamma(n + 1);
}
// for n = 5 -> 5 * 4 * 3 * 2 = 120
//tgamma performas factorial with n - 1 -> hence we use n + 1fcatorianls c++
amahi2001
on Oct 21, 2020
#include <iostream>
//n! = n(n-1)!
int factorial (int n)
{
if (n ==0)
{
return 1;
}
else
{
return n * factorial(n-1);
}
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