#include void main(){ float a,b,sum; printf("输入你的腰围:"); scanf("%f",&a); printf("输入你的体重:"); scanf("%f",&b); sum=(a*4.15+b*0.082-76.76); if (sum>=20&&sum#includevoid main(){float a,b,c;clrscr();printf("plz enter your waistline and wight");scanf("%f%f",&a,&b);a*=4.15;b*=0.082;c=(a-b-76.76) |