#include<iostream> #include<cmath> using namespace std; int main() { double x1,y1,x2,y2; cout.precision(2); while( cin >> x1 >> y1 >> x2 >> y2) { cout << fixed << sqrt(pow((x1-x2),2)+pow((y1-y2),2)) << endl; } system("pause"); }
#include<iostream> #include<cmath> using namespace std; int main() { double x1,y1,x2,y2; cout.precision(2); while( cin >> x1 >> y1 >> x2 >> y2) { cout << fixed << sqrt(pow((x1-x2),2)+pow((y1-y2),2)) << endl; } system("pause"); }