Find a Factorial of a num using for loop

   1:  #include<stdio.h>

   2:  #include<conio.h>

   3:  void main()

   4:  {

   5:  int n,i,fact;

   6:  clrscr();

   7:  printf("Insert the num :");

   8:  scanf("%d",&n);

   9:  fact=1;

  10:  i=1;

  11:  if(n>=2)

  12:  for(i=1;i<=n;i++)

  13:  {

  14:  fact=i*fact;

  15:  }

  16:  printf("the factorial of %d is: %d",n,fact);

  17:  getch();

  18:  }