C语言选择结构，能买手机吗

Question

Answer 1

这个可以啊
#include<stdio.h>
int main()
{
int a,b,e,d;
scanf("%d",&e);
a=40204;
if(e<=a)
{
printf("bu xu yao \n");
}
else if (e > a + 10 * 20 *2 *4)
{
printf("wu fa gou mai\n");
}
else
{
b = (e-a)/2/20;
printf("xu yao jia ban %dxiao shi\n",b);
}
return 0;
}