zoj1105FatMouse‘sTour

#include#include#include#include#include#include#include#includeusing namespace std;int main() {double x0, y0;while (cin >> x0 >> y0) {string x1;double y1, x2, y2;double sum = 0;while (cin >> x1 && x1 != "java") {cin >> y1 >> x2 >> y2;double dx = x2 - stod(x1);double dy = y2 - y1;sum += sqrt(dy * dy + dx * dx);//cout << "sum:" << sum << endl;}sum = sum / 1000 * 2 / 20;//cout << sum<