题解 | #计算商品打折结算金额#
计算商品打折结算金额
https://www.nowcoder.com/practice/055a92b5c93f497291a58c232f59fae9
#include <iostream> #include <iomanip> using namespace std; int main() { double fare; int j=10; scanf("%lf",&fare); int s[4]={100,500,2000,5000}; for(int i=0;i<=3;i++) { if(fare<s[i]) { fare*=0.1*j; break; } j--; } printf("%.1lf",fare); return 0; }