数学趣题——猴子吃桃问题

an / 2 – 1 = an+1

   1: #include <stdio.h>

   2:  

   3: int main()

   4: {

   5:     int sum = 1, i;

   6:     for (i = 9; i >= 1; i--)

   7:     {

   8:         sum = (sum + 1) * 2;

   9:     }

  10:     printf("the num of peace are %d\n", sum);

  11:     return 0;

  12: }