FACTORIAL

• Problem Description

  
  To print the factorial of the given number using pointers

• CODING ARENA

• #include <stdio.h>

  int main()

  {

    int i,f=1,n;

    scanf("%d",&n);

    for(i=1;i<=n;i++)

      f=f*i;

    printf("%d",f);

  return 0;

  }

• Test Case 1

  
  Input (stdin)

  5
  
  

  Expected Output

  120

• Test Case 2

  
  Input (stdin)

  7
  
  

  Expected Output

  5040