#include <stdio.h>
void main()
{
int n,fibonacci[20]={0,1};
printf("%-5d%-5d",fibonacci[0],fibonacci[1]);
for (n=2;n<20;n++)
{
fibonacci[n]=fibonacci[n-2]+fibonacci[n-1];
if(n%5==0)
printf("\n");
printf("%-5d",fibonacci[n]);
}
}