Example: C++ program to find the factorial of a number using for loop

C
C++
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Java
Python
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// C++ program to find the factorial of a number using for loop
#include <iostream>
using namespace std;

int main() {
    int x, i, f = 1;
    // x denotes input number
    // f denotes factorial value
    
    cout << "Enter an integer to find the fact::\n";
    cin >> x;

    if (x > 0) {
        for (i = 1; i <= x; ++i) {
            f *= i;
        }
        cout << "Factorial of " << x << " = " << f << "\n";
    } else {
        cout << "Sorry, input number should be positive number greater than 1!\n";
    }
   
   return 0;
}