趣味程序（兔子产子）

/****************************************
*  File Name  : interest.c
*  Creat Data : 2015.1.31
*  Author     : ZY
*****************************************/

/*趣味程序*/
/*兔子产子*/
/*Un = Un-1 +Un-2
(n >= 3)*/

#include <stdio.h>
int main(void)
{
int n ,i,nu1,nu2 = 1,nu = 1;
for(n = 2;n < 3; )
{
printf("Please enter required number of generation:");
scanf("%d",&n);
if(n < 3)
{
printf("\nEnter error!\n");
}
}
printf("The repid increase of rabbits in first %d generations is as felow:\n");
printf("1\t1\t");
for(i = 3;i < n+1;i++)
{
nu1 = nu2;
nu2 = nu;
nu = nu1 + nu2;
printf(i%10?"%d\t":"%d\n",nu);
}
printf("\n");
return 0;
}