题目地址:https://www.patest.cn/contests/gplt/L1-029
思路:简单
注意点:无
1 #include<stdio.h> 2 int main(){ 3 int h; 4 scanf("%d",&h); 5 printf("%.1f\n",(h-100)*0.9*2); 6 return 0; 7 }