R. Distance points – Codeforces Problem Solution in C++

Disclaimer: Make sure you tried enough before checking the solution

Problem: https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/R

#include <bits/stdc++.h>
using namespace std;
int main() {
	double x1,x2,y1,y2;
	cin>>x1>>y1>>x2>>y2;
	double d1 = x1 - x2;
	double d2 = y1 - y2;
	double result = sqrt((d1*d1) + (d2*d2));
	cout<<fixed<<setprecision(9)<<result<<endl; // 25.51231546
}

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