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How to Calculate Prime Factors?


#include <iostream>

using namespace std;

int main()
{
cout << "Enter a number: ";
int num;
cin >> num;

for (int i=2; i <= num; i++)
{
 while(num % i == 0)
 {
   num /= i;
   cout << i << " ";
 }
}
cout << endl;
return 0;
}
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