Zzuli:1048 factorial table

Title Description

Enter a positive integer n(n<=20), Output 1 To n Factorial table between .

Input

Enter only one positive integer n.

Output

Output 1 To n Factorial table between , See the output sample for the format . Two data per row , The first data accounts for 4 Column , The second data accounts for 20 Column , Align left .

The sample input  Copy

5

Sample output  Copy

1   1                   
2   2                   
3   6                   
4   24                  
5   120                 

Tips

Be careful int The representation range of the type

#include <stdio.h>
int main()
{
	int n,i;
	double num=1;
	scanf("%d",&n);
	for(i=1;i<=n;i++)
	{
		num=num*i;
		printf("%-4d%-20.0lf\n",i,num);
	}
	return 0;
}