# include "stdio.h"
void main( )  
{
long int f1,f2;
int i;
f1=1;
f2=1;
for (i=1;i<=20;i++);
   {
      printf("%l21d   %l21d    ",f1,f2);
      if (i%2==0) printf("\n");
         f1=f1+f2;
         f2=f2+f1;
     }
}