0
0
0
如果(a>0&&a<=10)
printf("%0.2f",a*0.80+0.20);
如果(a>10&&a<=20)
printf("%0.2f",a*0.75+0.20);
如果(a>20&&a<=30)
printf("%0.2f",a*0.70+0.20);
如果(a>30)
cout<<"Sorry";
先要定义!!!
小神请采纳哈! \(^o^)/~
0
先判断 a是否大于0&&a是否大于等于10 ,如果是,那就 a=0.80*a+0.20; printf("%.2f",a);
如果不是,在判断,a是否大于20&&a是否大于等于30,如果是,那就a=0.75*a+0.20;printf("%.2f",a);
如果还不是,就输出“Sorry”
望采纳!!!
0