011 C语言买苹果问题

#include

void main()

{undefined

int day=1,num,t=0,i=2;

double average,money;

while(t<100) //判断条件是所有买的苹果数小于100

{undefined

t+=i;

i=i*2;

day++;

}

num=t-i/4; //计算出总共的个数

money=num*0.8; //计算出花的所有的钱

printf("the nums of apple is %dn",num);

printf("the totle money is %fn",money);

average=money/(day-2);

printf("the ave price is %fn",average);