求解下面C语言的题(用switch语句)写。 谢谢!答:include<stdio.h> int a[17]={-1,0,3,5,6,10,12,18,20,25,30,35,40,50,55,57,60};// 测试数据 int main() { int i=17; int zhongliang; float flg; while(i) { i--; //scanf("%d",&zhongliang); zhongliang=a[i]; flg=0; switch(zhongliang/5) { ...