会python真的可以为所欲为0(回)
359天前
这里还有人吗1(回)
544天前这里还有人吗0(回)
544天前
每天面对着电脑屏幕，敲打键盘。我所面对的并不只是代码，而是一种生活方式。0(回)
769天前到处都是羊，不想上班0(回)
849天前
鸽子
0(回)
853天前#include<iostream> |
#include <iomanip> |
using namespace std; |
int main(){ |
const float pi = 3.1415927; |
float diameter_inch; |
int circle; |
float time_sec; |
int count = 1; |
while(cin>>diameter_inch>>circle>>time_sec && circle != 0){ |
float distance; |
float time_hour; |
float speed; |
distance = pi * diameter_inch * circle / 5280 / 12; |
time_hour = time_sec / 3600; |
speed = distance / time_hour; |
cout<<"Trip #"<<count++<<": "; |
cout<<fixed<<setprecision(2)<<distance<<" "<<speed<<endl; |
} |
} |
