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/******************************************************************************
Welcome to code of Lập trình - Điện tử
Series: C++
Author: Nghĩa Taarabt
*******************************************************************************/
#include <iostream>
using namespace std;
int main() {
int num, fact = 1;
cout << "Enter a positive integer: ";
cin >> num;
for (int i = 1; i <= num; ++i)
{
fact *= i;
}
cout << "Factorial of num = " << fact << endl;
return 0;
}
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