题目描述： Biker's Trip Odometer Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2848 Accepted Submission(s): 1263  Problem Description Most bicycle

知道了题意之后，很水的一道题。 题意：给定一个轮子的直径，轮子转的圈数，和轮子转的时间。求轮子转的总的路程和速度！ #include<iostream>using namespace std;#define PI 3.1415927int main(){double d,t;int res,x=1;while(scanf("%lf %d %lf",&d,&res,&t)==3&&res